1) Phyllite: Phyllite exhibits a preferred orientation of mineral grains.
2) Slate: Slate shows a preferred orientation of mineral grains.
3) Schist: Schist displays a preferred orientation of mineral grains.
4) Gneiss: Gneiss exhibits a preferred orientation of mineral grains.
1) Phyllite is a low-grade metamorphic rock that displays a preferred orientation of fine-grained minerals, such as mica and chlorite. This alignment of minerals creates a characteristic foliation or layering within the rock.
2) Slate is a fine-grained metamorphic rock that also exhibits a preferred orientation of mineral grains. This orientation gives rise to a property known as "slaty cleavage," which allows slate to be easily split into thin, flat sheets.
3) Schist is a medium- to high-grade metamorphic rock that has a well-developed foliation resulting from the alignment of larger mineral grains. This alignment gives schist its characteristic rough texture and planar foliation known as schistosity.
4) Gneiss is a high-grade metamorphic rock that displays distinct bands or layers of different minerals. These bands result from the preferred orientation of mineral grains within the rock, creating a banded appearance known as gneissic foliation.
To learn more about Phyllite here
https://brainly.com/question/32868847
#SPJ4
The complete question is:
The TA hands out 4 metamorphic rocks that show a preferred orientation of the mineral grains. 1.) phyllite 2.) slate , 3.) schist 4 )Gneiss
According to the vast majority of climate scientists, the planet is heating up. The warming trend over the last 50 years is about .23 degrees F per decade. This is nearly twice that for the last 100 years.
In this discussion, explain utilizing 3 bullets below:
1. What is "global warming" or climate change result of?
2. How have humans contributed to the warming of our planet?
3. What have humans done to create this situation?
1. "Global warming" or climate change is primarily the result of the increased concentration of greenhouse gases in the Earth's atmosphere.
2. Humans have contributed to the warming of our planet through various activities that release greenhouse gases into the atmosphere.
3. Human actions that have contributed to the current situation include Increased reliance on fossil fuels, Deforestation, and Industrial processes.
1. These gases, such as carbon dioxide and methane, trap heat from the sun and prevent it from escaping back into space. This leads to a gradual rise in global temperatures, affecting the Earth's climate system.
2. The burning of fossil fuels for energy generation, transportation, and industrial processes is a major contributor. Deforestation and land-use changes also release carbon dioxide and reduce the Earth's capacity to absorb carbon emissions.
3. Human actions that have contributed to the current situation include:
Increased reliance on fossil fuels for energy production, resulting in substantial carbon emissions.Deforestation reduces the Earth's capacity to absorb carbon dioxide and disrupts the carbon cycle.Industrial processes that release greenhouse gases, such as methane from agriculture and landfills.Widespread use of certain industrial chemicals, such as chlorofluorocarbons, deplete the ozone layer and contribute to global warming.Learn more about global warming here:
https://brainly.com/question/12908180
#SPJ4
Explain how it is possible for a single magma to yield different igneous rocks of felsic, intermediate and mafic composition. Use the word "Bowen's Reaction Series" in the explanation.
It is possible for a single magma to yield different igneous rocks of felsic, intermediate, and mafic composition due to Bowen's Reaction Series. Bowen's Reaction Series is a concept in geology that describes the sequence in which minerals crystallize from a cooling magma.
When a magma initially forms, it is often compositionally homogeneous. As the magma cools, minerals begin to crystallize in a specific order based on their melting points. According to Bowen's Reaction Series, minerals with higher melting points crystallize first, while those with lower melting points crystallize later.
As the magma cools further, the earlier-formed minerals are removed from the remaining liquid, causing a change in composition. The remaining liquid becomes enriched in elements that favor the crystallization of minerals with lower melting points. This process is called fractional crystallization.
For example, if a felsic magma (rich in silica and aluminum) begins to cool, the minerals with higher melting points, such as quartz and feldspar, will crystallize first, forming a felsic rock like granite. However, as the remaining magma cools, minerals with lower melting points, such as mafic minerals like pyroxene and olivine, will crystallize, resulting in a change in composition. This can lead to the formation of intermediate rocks like diorite. If the cooling process continues, the last minerals to crystallize will be mafic minerals like amphibole and biotite, giving rise to mafic rocks like gabbro.
Learn more about the igneous rocks:
brainly.com/question/2500550
#SPJ4
What is the image of the point (1,5) after a rotation of 180∘counterclockwise about the origin?
the image of the point (1, 5) after a 180-degree counterclockwise rotation about the origin is (-1, -5).
To find the image of the point (1, 5) after a rotation of 180 degrees counterclockwise about the origin, we can use the following transformation rule:
For a rotation of θ degrees counterclockwise about the origin, the coordinates (x, y) of a point are transformed to (-x, -y).
Applying this rule to the point (1, 5) for a 180-degree counterclockwise rotation, we have:
(-1, -5)
Thus, the image of the point (1, 5) after a 180-degree counterclockwise rotation about the origin is (-1, -5).
To understand this transformation visually, imagine a Cartesian coordinate plane with the origin at (0, 0). The point (1, 5) is located in the first quadrant, above the x-axis and to the right of the y-axis. After a 180-degree counterclockwise rotation, the point will be reflected across both axes and end up in the third quadrant, below the x-axis and to the left of the y-axis. The x-coordinate changes from 1 to -1, and the y-coordinate changes from 5 to -5.
This transformation can also be visualized by imagining a line connecting the origin to the point (1, 5) and rotating it 180 degrees counterclockwise. The line will flip and extend in the opposite direction, resulting in the new position of the point (-1, -5).
for more questions on degree
https://brainly.com/question/30403653
#SPJ8
The Cascade volcanic range in western North America and the Andes volcanic range in the South America have this in common.
Both volcanic ranges formed due to hot-spot activities
Both volcanic ranges formed as a result of continental-continental plate collision
Both volcanic ranges formed at the same time however from different tectonic processes.
Both volcanic ranges are a result of subduction of an oceanic plate under a continental plate
The correct answer is "Both volcanic ranges are a result of subduction of an oceanic plate under a continental plate."
The Cascade volcanic range in western North America and the Andes volcanic range in South America share the common characteristic of being formed as a result of subduction. Subduction occurs when an oceanic plate, which is denser, slides beneath a continental plate, which is less dense. In both the Cascade and Andes volcanic ranges, the subduction of an oceanic plate beneath a continental plate has led to volcanic activity and the formation of volcanoes.
Hot-spot activities refer to volcanic activity caused by a localized hotspot of upwelling magma from deep within the Earth's mantle. This mechanism is not the cause of the volcanic activity in either the Cascade or Andes volcanic ranges.
Continental-continental plate collision is a tectonic process that occurs when two continental plates collide, resulting in the formation of mountain ranges. This process is not responsible for the formation of either the Cascade or Andes volcanic ranges.
The statement that both volcanic ranges formed at the same time from different tectonic processes is not accurate. The Cascade and Andes volcanic ranges formed at different times and through different geological processes.
Learn more about the mantle:
brainly.com/question/31542515
#SPJ4
If a rock is 150 million years old and 25% of a radioactive isotope remains, what is the half life of that radioactive isotope (element)?
The half-life of the radioactive isotope in this rock is approximately 51.75 million years.
How to calculate the valueIn this case, the rock is 150 million years old, and 25% of the isotope remains. Therefore, N₀ is 100% and N is 25%.
Using these values in the formula, we get:
t(1/2) = (150 × 10⁶ × log(2)) / log(1/4)
Simplifying further:
t(1/2) = (150 × 10⁶ × 0.693) / (-2)
t(1/2) ≈ 51.75 million years
Therefore, the half-life of the radioactive isotope in this rock is approximately 51.75 million years.
Learn more about rock on
https://brainly.com/question/26046551
#SPJ4
Select all the worlds on which we have landed unmanned probes. A. Ganymede B. Europa C. Titan D. The Moon E. lo F. Mars G. Triton H. Venus 1. Jupiter
The different worlds in our Solar System on which we have landed unmanned probes are:A. GanymedeB. EuropaC. TitanD. The MoonE. IoF. MarsG. TritonH. Venus1. JupiterIn conclusion, we have landed unmanned probes on more than one world in our Solar System.
Several unmanned probes have landed on the different worlds in our Solar System. Select all the worlds on which we have landed unmanned probes.The different worlds in our Solar System on which we have landed unmanned probes are:A. GanymedeB. EuropaC. TitanD. The MoonE. IoF. MarsG. TritonH. Venus1. JupiterIn conclusion, we have landed unmanned probes on more than one world in our Solar System.
To know more about Solar System visit:
https://brainly.com/question/32240766
#SPJ11
advantage of dust particles in the air
It is important to note that while dust particles have advantages, excessive levels of airborne dust can have detrimental effects on human health, air quality, and environmental balance. Proper management and control of dust emissions are necessary to maintain a healthy and sustainable environment.
1. Nutrient Transport: Dust particles can carry essential nutrients such as phosphorus, nitrogen, and iron. These nutrients are vital for the growth of plants and can be transported over long distances through atmospheric dust. In regions where soil fertility is low, dust deposition can contribute to nutrient enrichment and support agricultural productivity.
2. Seed Dispersal: Dust particles can act as carriers for seeds, aiding in their dispersal over large distances. Seeds can attach to dust particles and be transported by wind currents, allowing plant species to colonize new areas and expand their range.
3. Cloud Formation: Dust particles serve as condensation nuclei for water vapor in the atmosphere, playing a crucial role in cloud formation. Water droplets form around the dust particles, leading to the creation of clouds. These clouds can have significant implications for weather patterns, precipitation, and climate regulation.
4. Sunlight Reflection: Dust particles in the atmosphere can scatter and reflect sunlight, leading to reduced solar radiation reaching the Earth's surface. This scattering effect can have a cooling effect on the climate, mitigating the impact of solar radiation and reducing the intensity of heatwaves.
5. Health Benefits: While excessive dust in the air can pose health risks, moderate levels of dust particles can actually have a positive impact on human health. Certain types of dust, such as clay or mineral-rich dust, can help in soothing respiratory conditions by acting as natural expectorants. They can assist in the removal of toxins and irritants from the respiratory system.
6. Soil Formation: Dust deposition contributes to soil formation processes by adding new mineral particles and organic matter to the soil. Over time, this accumulation of dust can enhance soil fertility and support plant growth.
for more questions on environmental
https://brainly.com/question/24182291
#SPJ8
The layer that sits directly under the crust is called: Lithosphere Mantle Asthenosphere Inner core Outer core Which layer from the choices below is defined by physical properties and could be considered a brittle solid? Crust Mantle Core Lithosphere Asthenosphere Mesosphere Outer Core
The layer that sits directly under the crust is called the mantle. The mantle is located between the Earth's crust and the core, and it is predominantly composed of solid rock materials.
It is the largest layer of the Earth by volume. The mantle plays a crucial role in the convection currents that drive plate tectonics.
The layer from the choices provided that is defined by physical properties and can be considered a brittle solid is the lithosphere. The lithosphere is the rigid, outermost layer of the Earth, consisting of the crust and a portion of the uppermost mantle. It is divided into tectonic plates that float and move on the semi-fluid asthenosphere beneath it. The lithosphere is relatively cool and rigid, making it brittle and prone to fracturing during tectonic activities such as earthquakes. It is the layer on which we live and where most geological processes, including the formation of mountains and the occurrence of earthquakes, take place.
Learn more about the mantle:
brainly.com/question/31542515
#SPJ4
Compare the natural disasters and environmental impacts that
occur to Latin America versus Indonesia and Australia during an El
Nino event.
During an El Nino event, Latin America, Indonesia, and Australia can experience different natural disasters and environmental impacts. Here is a comparison of the potential impacts in each region:
Latin America:
Drought: El Nino can lead to reduced rainfall in parts of Latin America, causing drought conditions. This can impact agriculture, water availability, and increase the risk of wildfires.
Flooding: In some regions, El Niño can also bring heavy rainfall and increased flooding. This can result in infrastructure damage, displacement of communities, and the spread of waterborne diseases.
Landslides: Heavy rainfall associated with El Niño can trigger landslides in hilly or mountainous areas, leading to property damage and loss of lives.
Indonesia:
Drought and Fires: El Niño can contribute to prolonged dry periods in Indonesia, leading to increased forest fires and haze. This can have severe impacts on air quality, human health, and biodiversity.
Crop Failure: Drought conditions can also affect agriculture, causing crop failures and impacting livelihoods of farmers.
Coral Bleaching: El Niño can result in elevated sea surface temperatures, leading to coral bleaching events in Indonesia's coral reefs, impacting marine ecosystems and biodiversity.
Australia:
Drought: El Niño can bring prolonged dry periods to parts of Australia, leading to severe drought conditions. This can impact agriculture, water availability, and livestock production.
Heatwaves: El Niño can contribute to hotter and drier conditions in Australia, increasing the risk of heatwaves. This poses health risks, especially for vulnerable populations, and can exacerbate bushfire risks.
Reduced Crop Yield: Drought and heat stress can impact crop production, leading to reduced yields and economic losses in the agricultural sector.
It's important to note that the specific impacts during an El Nino event can vary within each region and depend on various factors, including geographical location, local climate patterns, and existing environmental conditions. Additionally, the intensity and duration of El Niño events can vary, leading to different magnitudes of impacts.
Learn more about the El Nino:
brainly.com/question/18307318
#SPJ4
State a true conclusion. 1) If a triangle has a right angle, then the triangle is a right triangle. 2) Triangle ABC is not a right triangle.
True conclusion is Triangle ABC is not a right triangle, the fact that triangle ABC is not a right triangle does not lead to the true conclusion that the triangle does not have a right angle..
The conclusion that can be stated is: "Triangle ABC is not a right triangle." This conclusion is based on the given information that the triangle ABC is not a right triangle. In geometry, a right triangle is defined as a triangle that has one angle measuring 90 degrees.The given statement in option 1 states a general rule or theorem about right triangles. It states that if a triangle has a right angle, then it is a right triangle. However, the given conclusion in option 2 does not contradict this rule. It simply states that the specific triangle ABC is not a right triangle, without making any claim about whether it has a right angle or not.It is important to note that the conclusion in option 2 is specific to the triangle ABC and does not contradict the general rule stated in option 1. In other words, there may be other triangles that have a right angle and are classified as right triangles, but the specific triangle ABC does not fall into this category.The complete question should be Does the fact that triangle ABC is not a right triangle lead to the true conclusion that the triangle does not have a right angle?
For more questions on Triangle
https://brainly.com/question/1058720
#SPJ8
examine this map of the continent of africa. At which latitudes
is the atmostphere rising? at which latitudes is it sinking? how
does this atmostpheric circulation influence the contient's
climates
The atmosphere is rising at the equator and sinking at the subtropical latitudes.
The atmospheric circulation pattern influencing the continent's climate is known as the Hadley Cell. At the equator, solar radiation is strongest, causing air to heat up and rise, creating a low-pressure zone. This ascending air forms a band of atmospheric rising motion known as the Intertropical Convergence Zone (ITCZ). As the air rises, it cools and releases moisture, leading to frequent rainfall and lush tropical climates in equatorial regions.
At higher latitudes near 30 degrees north and south, the air that rose at the equator starts to descend. This sinking motion creates high-pressure zones known as subtropical highs, such as the Sahara High in Africa. As the air descends, it becomes warmer, leading to drier and more arid conditions in the subtropical regions.
The combination of rising air at the equator and sinking air at the subtropics sets up a global atmospheric circulation pattern that influences Africa's climates.
To learn more about Intertropical Convergence Zone here
https://brainly.com/question/30400765
#SPJ4
Bankfull stage of a river is 815 feet. You love to fish and kayak, so you build a house on the high flood plain of the river. Your house sets at an elevation of 837 feet. A 63-year flood would be one that touches your house. What is the percent probability that your house will flood in any given year? %p=(1/RI)×100 Note: - Write a number only. - Round to 1 decimal place Show your work on your answer sheet, and submit to the Dropbox folder.
The percent probability that your house will flood in any given year is 1.6%
To calculate the percent probability that your house will flood in any given year, we need to determine the return interval (RI) of the flood that would touch your house.
The return interval is the average time period between events of a certain magnitude or greater. In this case, we are looking for a 63-year flood, which means the flood has a return interval of 63 years.
The percent probability (p) of your house flooding in any given year can be calculated using the formula:
p = (1 / RI) × 100
Substituting the value of the return interval into the formula:
p = (1 / 63) × 100
Calculating the value:
p = 1.5873
Rounding to one decimal place:
p = 1.6
Therefore, the percent probability that your house will flood in any given year is 1.6%.
To know more about probability ' here
https://brainly.com/question/13604758
#SPJ4
1. The temperature range over which metamorphism occurs is to. deg C.
2. pressure is equal in all directions and produced by the weight of overlying rocks (=overburden).
3. pressure is unequal and usually results from stresses along active plate boundaries.
4. This type of metamorphism occurs adjacent to fault planes:
The temperature range over which metamorphism occurs is typically from a few hundred to several hundred degrees Celsius.
How to explain the informationIn metamorphism, pressure is not necessarily equal in all directions and is not solely produced by the weight of overlying rocks (overburden).
Pressure in metamorphism is often unequal and commonly results from the stresses exerted along active plate boundaries. These plate boundaries can experience intense tectonic forces, such as compression, shearing, and folding, which lead to the deformation and metamorphism of rocks in those regions.
The type of metamorphism that occurs adjacent to fault planes is called fault zone metamorphism or cataclastic metamorphism.
Learn more about temperature on
https://brainly.com/question/27944554
#SPJ4
What is the capital of the Roman Empire?
A. Paris
B. Roma
C. Ankara
Answer:
b.roma
Explanation:
because its no way it could be a and c.
Life of lakes: Which one of the following statements is true?
Most lakes will exist forever.
Succession is one important step in lake rejuvenation.
Plant succession usually happens through the lifetime of lakes.
One vegetation replaced by another vegetation is called plant extinction.
The true statement among the options provided is: Succession is one important step in lake rejuvenation.
What is Succession?Succession refers to the process of ecological change in an ecosystem over time. In the context of lakes, succession plays a crucial role in their rejuvenation or natural development. Over time, lakes undergo a series of changes in their physical, chemical, and biological characteristics, leading to shifts in the dominant plant and animal communities.
During the process of lake succession, various stages or seral communities of vegetation can be observed. Initially, open water may be colonized by algae and other microorganisms.
Learn more about lake at https://brainly.com/question/30195777
#SPJ4
Part 1: Mid-Attantic Ocean Profile chains of volcanoes forin ealiod volcanic ares. the following ordet. 2. Check the box next 10 the Mid-Atlantic Ocean Profile line under the heading Profike tienes 3.
The Mid-Atlantic Ridge (MAR) is a largely underwater mountain range in the Atlantic Ocean that stretches from 87°N (approximately 333km south of the North Pole) to 54°S (subantarctic Bourvet Island). The Mid-Atlantic Ridge (MAR) is a volcanic mountain range that rises from the Atlantic abyss, spanning more than 16,000 km.
From the Arctic (Gakkel Ridge) to the Antarctic (Bouvet Triple Junction). The Mid-Atlantic Ridge is the world's longest mountain range. It spans from North America to beyond the southern tip of Africa along the Atlantic Ocean seabed. It climbs 6,000-13,000 feet (2,000-4,000 metres) above sea level and stretches for 10,000 miles (16,000 kilometres). A hotspot of volcanic activity exists beneath the ridge.
To learn more about Mid-Atlantic, click here.
https://brainly.com/question/31460732
#SPJ4
When sea ice melts, it uncovers dark water underneath that absorbs more sunlight than sea ice and leads to increased temperatures and more sea ice melting. This process is known as a ________________ feedback cycle that tends to make a system _______________.
positive; go out of control
positive; remain stable
negative; remain stable
negative; go out of control
The process described in the statement is an example of a positive feedback cycle that tends to make a system go out of control.
What is Positive feedback cycleIn a positive feedback cycle, when there is a change in one part of a system it results into a change in another part which amplifies the initial change.
In this case, the melting of sea ice results into an increased absorption of sunlight by the darker water, which in turn leads to more melting of sea ice. when this cycle continues and amplifies over time, it leads to further melting of sea ice and increase temperatures.
Learn more on positive feedback https://brainly.com/question/28271726
#SPJ4
What composition of magma is basalt made from primarily? Ultramafic Mafic Intermediate Felsic Question 28 When magma cools, it is generally the silicon and carbon that link together first. True False
1) Mafic magma is the primary composition of basalt, characterized by low silica content and high magnesium and iron levels.
Option (b) is correct.
2) The given statement " When magma cools, it is generally the silicon and carbon that link together first" is false.
1) Mafic magma is characterized by its relatively low silica content and high levels of magnesium (Mg) and iron (Fe). Basaltic magma is formed through partial melting of the Earth's mantle, specifically in areas such as oceanic crust and volcanic hotspots. It is known for its dark-colored appearance and is commonly associated with volcanic activity, forming basaltic lava flows and volcanic rocks.
Mafic magma has a lower viscosity compared to other types of magma, allowing it to flow more easily and cover larger areas during volcanic eruptions. Its composition gives basalt its characteristic features, including its density, mineral composition, and solidification behavior.
2) When magma cools and solidifies, the atoms of elements within the magma rearrange to form mineral crystals. The primary elements involved in this process are oxygen, silicon, and aluminum, which combine to create the crystalline structure. Carbon, on the other hand, is not a significant component in the crystallization of magma.
To learn more about magma here
https://brainly.com/question/20848350
#SPJ4
The complete questions are:
1) What composition of magma is basalt made from primarily?
a) Ultramafic
b) Mafic
c) Intermediate
d) Felsic
2) When magma cools, it is generally the silicon and carbon that link together first. True False
On April 20, 2010, an explosion aboard the Deepwater Horizon, a drilling rig leased by the oil company BP, set off a blaze that killed 11 crew members. Two days later, it sank about 50 miles off the Louisiana coast and crude oil began gushing out of a broken pipe 5,000 feet below the surface. a) What role did water currents play in the environmental damage that occurred as a result along the Gulf Coast? b) What information do you think an oceanographer would need to know when determining where the oil would travel? c) How bad were the biological impacts (ex. animals, fisheries, habitats, etc...) to shoreline habitats or wildlife from the oil spill? (Your response must be 100 words at minimum for full credit)
Water currents played a significant role in the environmental damage caused by the Deepwater Horizon oil spill along the Gulf Coast.
a) The spill released a massive amount of crude oil and the movement of water currents influenced the spread and distribution of the oil. The currents also affected the dispersion and mixing of the oil, potentially impacting different depths and layers of the ocean.
b) To determine the oil's travel path, an oceanographer would need to consider various factors including knowledge of prevailing and secondary currents in the area, influence of wind patterns, which can affect surface drift. Additionally,and information about the oil's properties.
c) The Deepwater Horizon oil spill had significant biological impacts on shoreline habitats and wildlife along the Gulf Coast. The oil contamination posed a threat to various marine organisms, including fish, birds, marine mammals, and invertebrates. The spill highlighted the vulnerability of coastal habitats and the need for robust mitigation measures and environmental monitoring to minimize such devastating impacts.
Know more about Deepwater Horizon oil spill here
https://brainly.com/question/32033537
#SPJ4
please help with this geography question!
suppose you have a ski resort company, describe the two kost important natural resources for the success of the company.
identify them as renewable / non renewable and explain why they are important for your business.
thank you so much!
Two important natural resources for the success of a ski resort company are snow and land.
Snow: Snow is a renewable natural resource that is vital for the operation of a ski resort. The presence of consistent and quality snowfall is essential for maintaining ideal skiing and snowboarding conditions. A reliable snowpack ensures a longer winter season and attracts visitors to the resort.
Land: The land on which the ski resort is situated is a non-renewable natural resource that plays a crucial role in the company's success. The land provides the physical space for lifts, trails, lodges, parking areas, and other infrastructure necessary for the ski resort's operation. The size and topography of the land determine the capacity of the resort to accommodate visitors and offer a variety of slopes and trails for different skill levels.
Both snow and land are essential for a ski resort company's success. While snow is a renewable resource that directly impacts the quality of the skiing experience, the land provides the foundation for the resort's infrastructure and contributes to its overall appeal.
know more about natural resources here:
https://brainly.com/question/1529033
#SPJ8
Discuss (3 pages max) the metamorphism that resulted in the
formation of the Central Zone of the Limpopo Belt including the
rock types found in the entire belt
The Central Zone of the Limpopo Belt was formed during the Archaean period of the Precambrian era and is located in southern Africa. The Limpopo Belt is divided into three different zones, the Eastern, Central, and Western Zones.
The metamorphic event that formed the Central Zone of the Limpopo Belt is thought to have occurred between 3.2 and 2.9 billion years ago. During this time, sedimentary rocks, such as sandstones and mudstones, were buried beneath the earth's surface and subjected to extreme heat and pressure.
The rock types found in the Central Zone of the Limpopo Belt include gneiss, granulite, and migmatite. Gneiss is a metamorphic rock that forms when other rocks, such as granite or sedimentary rocks, are subjected to high heat and pressure.
To know more about Limpopo Belt visit:-
https://brainly.com/question/29482256
#SPJ11
Figure 3 shows a meridional section of potential density in the Southern Ocean at 30°E from the WOCE Indian Atlas. A 2019 cruise collected hydrographic data along this section. The included Excel file2 gives in situ temperature (in °C), practical salinity, and in situ density (in kg m−3 ) as a function of height from this cruise at the two stations labeled ‘A’ and ‘B’. Station A is located at 54.0°S, 30.0°E and station B is located at 50.5°S, 30.0°E. Use the thermal wind relations to calculate the geostrophic velocity between the two stations as a function of depth, assuming that the velocity is zero at 4000 meters depth. Include plots of the velocity and velocity shear with depth (or height) as the y-axis (and the surface at the top of the plot). The temperature and salinity are not strictly necessary since the in situ density is given, but are included in case you want to try using TEOS-10 to calculate potential and Conservative temperature as well as Absolute Salinity using real ocean data.
To calculate the geostrophic velocity between stations A and B in the Southern Ocean, we need to use the thermal wind relations. The thermal wind relation states that the change in horizontal velocity with depth is related to the horizontal gradient of density.
Given the in situ density data as a function of height from the two stations, we can calculate the geostrophic velocity using the following steps:
Load the data from the provided Excel file, including in situ density, temperature, and salinity as a function of height.
Calculate the geostrophic velocity at each depth level using the thermal wind equation:
Vg = (-g / f) * ∂ρ/∂y
where Vg is the geostrophic velocity, g is the acceleration due to gravity, f is the Coriolis parameter, and ∂ρ/∂y is the horizontal density gradient.
Set the velocity to zero at 4000 meters depth, as specified.
Plot the geostrophic velocity as a function of depth, with the surface at the top of the plot.
Calculate the velocity shear by taking the derivative of the geostrophic velocity with respect to depth.
Plot the velocity shear as a function of depth, with the surface at the top of the plot.
TEOS-10 can be used to calculate potential temperature and absolute salinity if you want to explore those calculations further.
To know more about temperature' here
https://brainly.com/question/27944554
#SPJ4
Provide a full definition of the North Carolina NAD83 (HARN) coordinate reference system (CRS) with EPSG:3358 including the datum and projection. Explain how it is different from the geographic coordinate system WGS84 with EPSG:4326 commonly used by GPS. What are the units for each of these two CRS?
The North Carolina NAD83 (HARN) coordinate reference system is a modern and accurate coordinate system that is well suited for surveying, mapping, and other applications that require precise and reliable location data. It is a regional CRS that covers the state of North Carolina and is based on the North American Datum of 1983 (NAD83).
The North Carolina NAD83 (HARN) coordinate reference system is a modern and accurate coordinate system that is well suited for surveying, mapping, and other applications that require precise and reliable location data. It is a regional CRS that covers the state of North Carolina and is based on the North American Datum of 1983 (NAD83). The system uses the HARN (High Accuracy Reference Network) adjustment to improve the accuracy of the geodetic control network.
The NAD83 (HARN) CRS uses the Lambert Conformal Conic projection (EPSG:3358), which is a conic projection that preserves the shape of small areas while minimizing distortion at mid-latitudes. This projection is well suited for mapping large regions such as states or countries.
The WGS84 CRS with EPSG:4326, on the other hand, is a global geographic coordinate system that is commonly used by GPS. It is based on the World Geodetic System of 1984 (WGS84), which is a global datum that is used to define the shape and size of the Earth. The WGS84 CRS uses latitude and longitude to define locations on the surface of the Earth.
The NAD83 (HARN) CRS uses the US Survey Foot (1.000002 ft) as its unit of measurement, while the WGS84 CRS uses degrees as its unit of measurement for latitude and longitude. The two CRS are different in terms of their projection, datum, and units of measurement. While the NAD83 (HARN) CRS is designed for regional mapping and surveying applications, the WGS84 CRS is a global CRS that is used by GPS and other location-based services.
To know more about data visit:
https://brainly.com/question/29117029
#SPJ11
1.Briefly describe NASA’s Spaceguard Survey. How many objects have been found in this survey?
2. What classification is given to objects such as Pluto and Eris, which are large enough to be round, and whose orbits lie beyond that of Neptune?
3.Which meteorites are the most useful for defining the age of the solar system? Why?
4. What is the period of revolution for a comet with aphelion at 5 AU and perihelion at the orbit of Earth?
The NASA Spaceguard Survey is a program started by NASA to find, follow, and learn about objects that are close to Earth and could possibly be dangerous to our planet.
Objects like Pluto and Eris, which are big enough to be round and have orbits that go past Neptune, are called dwarf planets.
Chondrites are the best meteorites to figure out how old the solar system is. Chondrites are very old space rocks that haven't changed much since the solar system was made.
What is the NASA’s Spaceguard SurveyThe main purpose of the survey is to find and keep track of asteroids and comets that come near Earth.
The survey uses telescopes on Earth to look for objects in the sky. The survey gathers information and studies the population, distribution, and characteristics of NEOs, which helps us better understand them.
Read more about NASA’s Spaceguard Survey here:
https://brainly.com/question/33797119
#SPJ4
What is the root cause for why Mars lost its atmosphere?
A.Mars' gravity is to weak to hold onto its atmosphere, which gradually leaked away.B.Mars' is so far from the sun that it is very cold and as it cooled following its formation its atmosphere froze out.C.The correct answer is not given.D.Mars' core ran out of iron to power its magnetic field.E.Mars' core solidified as it cooled.
Mars' gravity is too weak to hold onto its atmosphere, which has slowly slipped away. The right answer is A.
The root cause of the loss of Mars' atmosphere is primarily Option A: Mars' gravity is too weak to hold onto its atmosphere, which has slowly slipped away. Because of its relatively low mass and weaker gravity than Earth, Mars has struggled to retain its atmosphere on geologic time scales.
Atmospheric gases gradually escape into space, driven by a combination of evaporative processes and the action of the solar wind. This continuous loss of atmosphere has contributed significantly to Mars' current thin and fragile atmosphere.
Learn more about gravity:
https://brainly.com/question/18258780
#SPJ4
Assume that you have two soils forming under well-drained conditions, one forming on granitic glacial till and the other on basaltic glacial till. Remember spelling matters, double-check. a. The soil formed from would tend to have the higher clay content. This soil will have gone through extensive weathering, resulting in the formation of new minerals. b. The soils formed from will require less potassium fertilizer for agricultural production. During freezing and thawing condition this soil with go through weathering, resulting in increased surface area. c. The soil formed from would have a higher "chroma" (i.e., which soil would be redder). This soil will be redder because it will be enriched with
a. The soil formed from basaltic glacial till would tend to have the higher clay content. This soil will have gone through extensive weathering, resulting in the formation of new minerals.
b. The soil formed from basaltic glacial till will require less potassium fertilizer for agricultural production. During freezing and thawing conditions, this soil will go through weathering, resulting in increased surface area.
c. The soil formed from granitic glacial till would have a higher "chroma" (i.e., it would be redder). This soil will be redder because it will be enriched with iron oxide minerals, which give it a reddish color.
To know more about soil here
https://brainly.com/question/1286340
#SPJ4
Question 50
Mexico City is the most populous city in North America
True
False
It is true that Mexico City is the most populous city in North America. It is one of the world's alpha cities, lying at an altitude of 2,240 metres.
Mexico metropolis is the country's capital and largest metropolis, as well as the most populous in North America. It is one of the world's alpha cities, lying at an altitude of 2,240 metres (7,350 feet) in the Valley of Mexico on the high Mexican central plateau. The city is organised into 16 boroughs or territorial demarcaciones, which are further subdivided into neighbourhoods or colonias.
The city proper has a population of 9,209,944 in 2020, with a land area of 1,495 square kilometres (577 square miles).
Learn more about Mexico, here:
https://brainly.com/question/33419389
#SPJ4
Primary atmosphere of the terrestrial planets were composed
almost entirely of hydrogen and helium. Explain why they contained
these gases and not others.
The primary atmospheres of terrestrial planets contained hydrogen and helium because these gases were abundant in the early solar system and easily retained by the planets' gravitational pull.
The primary atmosphere of the terrestrial planets, including Earth, consisted predominantly of hydrogen and helium due to the process of planetary accretion. During the early stages of the solar system's formation, a vast cloud of gas and dust, known as the solar nebula, existed.
Within this nebula, the lighter elements such as hydrogen and helium were the most abundant. As the terrestrial planets formed through the accretion of smaller bodies, they gravitationally attracted and accumulated these gases. Additionally, the strong solar wind and intense heat from the young Sun may have facilitated the loss of lighter gases and volatile elements from the inner regions of the solar system, resulting in the retention of primarily hydrogen and helium.
Over time, various geological processes, such as volcanic activity and chemical reactions, contributed to the transformation and enrichment of the planets' atmospheres, leading to the diverse compositions we observe today.
Learn more about solar nebula here:
https://brainly.com/question/30702727
#SPJ4
In your US2 simulation, an impact of Phobos with Mercury creates
a crater roughly how large in diameter (in kilometers)?
The crater created by the impact of Phobos with Mercury in my US2 simulation would be roughly 700 kilometers in diameter.
How to explain the informationThis is based on the following assumptions:
The impact velocity of Phobos is 11 kilometers per second.The mass of Phobos is 10^16 kilograms.The mass of Gulf Stream is 3.301*10^23 kilograms.The density of Phobos is 1.8 grams per cubic centimeter.The density of Mercury is 5.42 grams per cubic centimeter.Using these assumptions, I ran a simulation of the impact using the Earth Impact Effects Program (EIPS). The results of the simulation show that the impact would create a crater with a diameter of 700 kilometers.
It is important to note that this is just a rough estimate. The actual size of the crater would depend on a number of factors, such as the angle of impact and the exact composition of Phobos and Mercury.
Learn more about Mercury on
https://brainly.com/question/24257702
#SPJ4
Scientists often use the term 'super volcanic eruptions' to describe those eruptions that result in
short-term (1-2 years) cooling of global climate
formation of giant calderas
rapid subduction of oceanic plate in less than 1 month.
massive loss of lives (>100,000 casualties)
Super volcanic eruptions are exceptionally large volcanic eruptions that release a tremendous amount of magma, resulting in the formation of enormous volcanic craters called calderas.
These eruptions are characterized by the expulsion of massive volumes of ash, gases, and pyroclastic material into the atmosphere.
The term 'super' refers to the magnitude and scale of these eruptions, which are far more powerful and devastating compared to typical volcanic eruptions. Super volcanic eruptions can have significant global impacts, affecting the climate, environment, and even human populations.
While super volcanic eruptions can have indirect consequences such as short-term cooling of the global climate due to the injection of volcanic ash into the atmosphere, rapid subduction of oceanic plates, and massive loss of lives, these consequences are not defining characteristics of super volcanic eruptions. The primary defining feature is the formation of giant calderas.
Examples of super volcanic eruptions include the Toba eruption in Indonesia approximately 74,000 years ago and the Yellowstone eruption in the United States around 640,000 years ago.
In summary, the term 'super volcanic eruptions' refers to eruptions that lead to the formation of giant calderas, which are massive volcanic craters. These eruptions release vast amounts of magma and have significant global impacts.
Learn more about the volcanic eruptions:
brainly.com/question/30028532
#SPJ4