An astronaut weighs 8.00 × 102

newtons on the
surface of Earth. What is the weight of the astronaut
6.37 × 106
meters above the surface of Earth?

Answers

Answer 1

The weight of the astronaut 6.37 × 106 meters above the surface of the Earth would be 160 N.

Weight of an astronaut

The weight of an object depends on its mass and the gravitational field it is in. Near the surface of the Earth, the acceleration due to gravity is approximately 9.81 m/s².

We can use the formula F = mg to calculate the weight of the astronaut at the surface of the Earth:

The gravitational field weakens as the distance from the center of the Earth increases, thus, we can use the formula for gravitational acceleration at a distance r from the center of the Earth:

g' = g (R / (R + h))²g' = 9.81 m/s² x (6.37 × 106 m / (6.37 × 106 m + 6.37 × 106 m))²g' = 1.96 m/s²

Now we can calculate the weight of the astronaut at this height:

F' = mg'F' = mass x (1.96 m/s²)

We don't know the mass of the astronaut, but we can use the weight at the surface of the Earth to find it:

F = mgm = F / g

         = 8.00 × 102 N / 9.81 m/s²

        = 81.63 kg

F' = (81.63 kg) x (1.96 m/s²)

F' = 160 N

Therefore, the weight of the astronaut 6.37 × 106 meters above the surface of the Earth is approximately 160 N.

More on the weight of Astronauts can be found here: https://brainly.com/question/11244838

#SPJ1


Related Questions

If the 50-kg crate starts from rest and achieves a velocity of v = 4 m/s



when it travels a distance of 5 m to the right, determine the magnitude of



force P acting on the crate. The coefficient of kinetic friction between the



crate and the ground is μk = 0. 3

Answers

Answer:

given m = 50 kg u = 0 m/s v = 4m/s force = P theta = 30 deg

Explanation:

If you had 3. 8 x 10^22 J of energy and you had a machine that could turn all of that energy into mass, what would be your mass in kg?

Answers

If you had 3.8 x 10^22 J of energy and a machine that could turn all of that energy into mass, your mass would be approximately 4.23 x 10^5 kg.

To find the mass, we will use the mass-energy equivalence formula, which is represented by the famous equation E=mc^2. Here, E is the energy, m is the mass, and c is the speed of light in a vacuum (approximately 3.00 x 10^8 m/s).

Step 1: Given energy, E = 3.8 x 10^22 J

Step 2: Speed of light, c = 3.00 x 10^8 m/s

Step 3: Rearrange the equation E=mc^2 to solve for mass: m = E / c^2

Step 4: Plug the given energy and speed of light into the equation: m = (3.8 x 10^22 J) / (3.00 x 10^8 m/s)^2

Step 5: Calculate the mass: m = (3.8 x 10^22 J) / (9 x 10^16 m^2/s^2) = 4.23 x 10^5 kg

So, if you were able to convert all 3.8 x 10^22 J of energy into mass, the resulting mass would be approximately 4.23 x 10^5 kg.

Know more about mass-energy equivalence formula click here:

https://brainly.com/question/14722377

#SPJ11

as you get older it, it will become harder to eat whatever you want and maintain a healthy weight. this is because your basel metabolic rate, or BMR, ______ as your age.

Answers

This is because your basal metabolic rate, or BMR, decreases as you age.

What is BMR ?

Your body burns calories at rest to maintain essential bodily processes like breathing, circulation and cell growth and repair which is referred to as BMR.

Age-related changes in body composition including an increase in body fat and a loss of muscular mass can result in a reduction in BMR.

Therefore, To maintain a healthy weight and overall health as you age, it is crucial to pay attention to your food and physical activity levels. Maintaining a healthy BMR and avoiding weight gain can be achieved by eating a well-balanced diet with sensible portion sizes and exercising frequently.

Learn more about BMR here : brainly.com/question/14095049

#SPJ1

Which branch of science is more interesting for you? Write any two points about your interest. What scopes do you expect in the corresponding branches of science?

Answers

Answer:

My most interesting branch of science is psychology the study of the human mind branches out into so many different fields and effects everything even how we science

Explanation:

What type of reaction is being shown in this energy diagram?
Energy
Reactants
to
Activation
Energy
ħ₁.
Products
Time

Answers

Answer: thermodynamics energy

What value must the mechanical energy emec of the particle not exceed if the particle is to be trapped in the potential well at the left?.

Answers

To trap a particle in a potential well on the left, the mechanical energy (E_mec) of the particle should not exceed the height of the potential barrier on the right side of the well. This is because if the particle's energy is greater than the potential barrier, it can overcome the barrier and escape from the well.

So, the value that the mechanical energy (E_mec) must not exceed is the height of the potential barrier.

To determine the maximum value of mechanical energy that a particle can have and still be trapped in the potential well, we need to know the form of the potential energy function and its behavior at infinity.

To determine the maximum value of mechanical energy (Emax) that a particle can have and still be trapped in a potential well, we need to consider the energy conservation principle.

The total mechanical energy of the particle is given by the sum of its kinetic energy (K) and potential energy (U):

Emec = K + U

When the particle is trapped in the potential well, it is confined to a region where the potential energy is lower than the energy at infinity. Therefore, the potential energy U is negative and its absolute value increases as the particle moves away from the minimum of the potential well.

To be trapped in the well, the mechanical energy of the particle must be less than the potential energy at infinity. In other words, if the mechanical energy of the particle exceeds the potential energy at infinity, the particle will not be trapped and will escape from the well.

Thus, the maximum value of mechanical energy that the particle can have and still be trapped in the potential well is equal to the potential energy at infinity:

Emax = |U(∞)|

To know more about mechanical energy refer here

https://brainly.com/question/29509191#

#SPJ11

A person walks 5. 0 kilometers north, then 5. 0 kilometers east. His displacement is closest to:.

Answers

The person's displacement is closest to 7.1 kilometers.

To find the displacement of the person, we can use the Pythagorean theorem.

The person walks 5.0 km north and 5.0 km east. This creates a right triangle with sides of length 5.0 km and 5.0 km.

Using the Pythagorean theorem, we can find the length of the hypotenuse, which is the displacement of the person:

displacement = √(5.0 km)^2 + (5.0 km)^2

displacement = √(25 km^2 + 25 km^2)

displacement = √50 km^2

displacement = 7.1 km (rounded to one decimal place)

To know more about displacement refer here

https://brainly.com/question/11934397#

#SPJ11

A friend wants to know whether her wedding ring is made of pure gold or of a mixture of gold and silver.



a)Describe an investigation to answer her question.



b)Explain what is likely to be the most significant source of error in your answer.



The density of gold is 19. 3g/cm and the density of silver is 10. 5g/cm

Answers

The investigation provides a useful method for determining the composition of a wedding ring, but caution should be taken in interpreting the results due to potential sources of error.

a) To investigate whether the wedding ring is made of pure gold or a mixture of gold and silver, we can use the density of the ring as a clue. Firstly, we need to weigh the ring using a scale with high precision. Then, we can calculate the volume of the ring by measuring its dimensions and using the formula for the volume of a cylinder (V=πr²h). Once we have the weight and volume of the ring, we can calculate its density by dividing the weight by the volume. If the density of the ring is close to the density of pure gold (19.3g/cm³), then the ring is likely to be made of pure gold. However, if the density of the ring is lower than that of pure gold, it may indicate that the ring is made of a mixture of gold and silver.

b) The most significant source of error in our investigation is that the ring may contain other metals or impurities that affect its density. Additionally, the precision of the scale and measurements of the ring's dimensions can also affect the accuracy of our calculations. Therefore, we need to use high-precision instruments and repeat our measurements several times to ensure the accuracy of our results.

Know more about Density here:

https://brainly.com/question/28557244

#SPJ11

Armatures are wound to provide high voltage, high current, or some specific combination of voltage and current. which type of winding provides moderate voltage and moderate current

Answers

The type of winding that provides moderate voltage and moderate current is called "lap winding." A lap winding connects each armature conductor to the adjacent conductor in a path that runs parallel to the field poles, resulting in multiple parallel paths and a moderate voltage output.

Lap windings are commonly used in direct current (DC) motors and generators, as they provide a balance between high voltage and high current, making them suitable for a range of applications.

The winding is constructed by arranging the armature conductors in concentric circles around the armature core, and then connecting the conductors end-to-end in a continuous loop.

In a lap winding, the number of parallel paths is equal to the number of field poles. This means that a four-pole motor or generator will have four parallel paths, while a six-pole machine will have six parallel paths. The number of parallel paths determines the output voltage and current of the machine, with more parallel paths producing higher output.

In summary, lap winding is a type of armature winding that provides moderate voltage and moderate current, making it suitable for a range of applications. It is constructed by connecting armature conductors in a continuous loop in multiple parallel paths that produce a balanced output.

To know more about lap winding refer here:

https://brainly.com/question/28227580#

#SPJ11




Roger is a forensic investigator. His examination of a dead body reveals that the body is completely limp. Which state is the body in?



A. Rigor Morris


B. Algor Morris


C. Pallor Morris


D. Primary Flaccidity

Answers

The dead body is in a completely limp state. This corresponds to option D. Primary Flaccidity.

When a person dies, their muscles lose their ability to contract and maintain tension. This loss of muscle tone is referred to as flaccidity.

Primary flaccidity occurs immediately after death and is characterized by a complete lack of muscle tone and resistance to external forces. The body becomes limp and unresponsive to stimuli.

During primary flaccidity, the muscles lose their ability to maintain their usual length and tension due to the absence of nerve impulses and energy production. As a result, the limbs and other body parts hang loosely without any sign of rigidity or stiffness.

It's important to note that primary flaccidity is an early stage of the postmortem process, which is the series of changes that occur in the body after death.

Over time, secondary changes may occur, such as rigor mortis (muscular stiffening), as the body undergoes further decomposition processes.

In summary, when a dead body is in a completely limp state without any muscular rigidity or resistance, it corresponds to primary flaccidity.

This condition occurs immediately after death and is characterized by the loss of muscle tone and the inability of the muscles to maintain their usual length and tension.

To learn more about decomposition, refer below:

https://brainly.com/question/8009068

#SPJ11

the sun is a star in the milky way galaxy. when viewed from the side, the galaxy looks like a disk that is approximately 100,000 light- years in diameter (a light-year is the distance light travels in one year) and about 1000 light-years thick (figure p25.8). what is the diameter and thickness of the milky way in meters? in kilometers? in miles?

Answers

Answer:

1,000,000,000,000,000,000 km (about 100,000 light years or about 30 kpc)

Explanation:

Describe the energy changes as a pendulum swings if the pendulum has a mass of 50g and is lifted so that has a GPE of 0. 1j calculate a,its increase in height
b,the velocity of the bob as it pass through the bottom of the swing (assume no energy losses​

Answers

The increase in height of the pendulum is: approximately 2.04 cm, and the velocity of the bob as it passes through the bottom of the swing is approximately 0.894 m/s.


a) To calculate the increase in height, we can use the formula for GPE: GPE = mgh, where m is the mass (50g or 0.05kg), g is the gravitational acceleration (approximately 9.81 m/s^2), and h is the height.

Given that the GPE is 0.1 J, we can rearrange the formula to solve for h:

h = GPE / (mg).

Plugging in the values, we get h = 0.1 / (0.05 * 9.81) ≈ 0.0204 m or 2.04 cm.

b) As the pendulum swings, its GPE is converted to KE at the bottom of the swing. We can use the conservation of energy principle, which states that the total energy (GPE + KE) remains constant. Since the GPE at the top of the swing equals the KE at the bottom,

we can use the formula for KE to find the velocity of the bob:

KE = 0.5 * m * v^2, where m is the mass (0.05kg) and v is the velocity.

We know that the GPE is 0.1 J, so we can set this equal to the KE and solve for v: 0.1 = 0.5 * 0.05 * v^2. Rearranging and solving for v, we get v ≈ 0.894 m/s.

In summary, the increase in height of the pendulum is approximately 2.04 cm, and the velocity of the bob as it passes through the bottom of the swing is approximately 0.894 m/s.

To know more about pendulum, refer here:

https://brainly.com/question/29702798#

#SPJ11

complete question:

Describe the energy changes as a pendulum swings if the pendulum has a mass of 50g and is lifted so that has a GPE of 0. 1 calculate

a. its increase in height

b. the velocity of the bob as it pass through the bottom of the swing

HYSICS What mass of lead has the volume as 1 600 kg of alcohol? the values of densities given in table2.7)​

Answers

Explanation:

Solution:

Density of alcohol = 600kg/m³

In g/cm³ = 600/1000

= 0.60 g/cm³

The speed of light in a certain medium is 2. 2 × 108 m/s. What is the index of refraction of this medium?

Answers

The index of refraction of this medium is 1.36. The index of refraction (n) of a medium is the ratio of the speed of light in vacuum (c) to the speed of light in the medium (v): n = c/v

Given the speed of light in the medium as 2.2 × 10^8 m/s, we can calculate the index of refraction as: n = c/v = (3.0 × 10^8 m/s) / (2.2 × 10^8 m/s) = 1.36

Therefore, the index of refraction of this medium is 1.36. This indicates that light travels slower in this medium compared to a vacuum and is bent when it enters the medium at an angle, a phenomenon called refraction.

To know more about index of refraction, refer here:

https://brainly.com/question/31106652#

#SPJ11

a train is moving at a constant velocity of 100 mph in a straight line. inside the train, there is a mechanical claw that is holding a ball. the mechanical claw is fixed and rigid and so it does not move as a result of vibrations. furthermore, the claw is located halfway along the ceiling between the front and the rear ends of the car. at one point, the ball is released. please ignore air resistance. there is no wind inside the car. the ball will fall:

Answers

The ball will fall straight down to the floor of the train.

Since the train is moving at a constant velocity in a straight line, the ball, like any other object inside the train, is also moving at the same constant velocity. When the ball is released from the mechanical claw, it will continue to move forward with the same velocity as the train. However, since there are no external forces acting on the ball, it will fall straight down due to the force of gravity, as if the train were at rest.

From the perspective of an observer outside the train, the ball would appear to follow a curved path due to the combination of its horizontal velocity (which matches that of the train) and its vertical velocity (which is due to gravity). But from the perspective of an observer inside the train, the ball appears to fall straight down, as if the train were stationary. This is because the observer inside the train is also moving at the same constant velocity as the train and the ball, and therefore has no way to detect the train's motion relative to the outside world.

To know more about velocity, here

brainly.com/question/18722728

#SPJ4

Consider the two-slit experiment. Light strikes two slits that are a distance 0. 0236 mm apart. The path to the third-order bright fringe on the screen forms an angle of 2. 09° with the horizontal. What is the wavelength of the light?

Answers

The wavelength of the light in the two-slit experiment is approximately 9.51×[tex]10^{-7}[/tex] meters or 951 nm.

To find the wavelength of the light, we can use the formula for double-slit interference:
dsin(θ) = mλ

where d is the distance between the slits (0.0236 mm),

θ is the angle to the bright fringe (2.09°),

m is the order of the fringe (third-order, so m = 3),

and λ is the wavelength of the light.

Now, we can solve for λ:

1. Convert the angle to radians:

θ = 2.09°×π÷180 = 0.0365 radians


2. Convert the distance between the slits to meters:

d = [tex]0.0236 mm(\frac{1m}{1000mm})[/tex] = 2.36×[tex]10^{-5}[/tex]  m

3. Rearrange the formula to solve for λ:

λ = (dsin(θ))÷m

= [tex]\frac{2.36(10^{-5})m(sin0.0365)}{3}[/tex] =[tex]9.51[/tex]×[tex]10^{-7}[/tex] meters

= 951 nm

To know more about the calculation of wavelength visit:

https://brainly.com/question/14708169

#SPJ11

An iron Cub has each 15cm long at 20c. What will be :
1 the new surface of a face weather temperature rise to 80c
2 the volume of the same final temperature

Answers

a) The new surface area of one face will be 225.162 cm^2.

b) The volume of the iron cube at the final temperature of 80°C will be  3382.29 cm^3.

The thermal expansion of a solid material can be determined using the coefficient of linear expansion, which is a material property that relates the change in length to the change in temperature. For iron, the coefficient of linear expansion is approximately 1.2 x 10^-5 /°C.

a) To find the new surface area of a face when the temperature rises from 20°C to 80°C, we can use the formula:

ΔA = A_0 * α * ΔT

where ΔA is the change in surface area, A_0 is the initial surface area, α is the coefficient of linear expansion, and ΔT is the change in temperature.

For a cube with each side 15 cm long, the initial surface area of one face is 15 cm x 15 cm = 225 cm^2. The change in temperature is 80°C - 20°C = 60°C. Substituting these values and the coefficient of linear expansion for iron, we get:

ΔA = 225 cm^2 * 1.2 x 10^-5 /°C * 60°C = 0.162 cm^2

Therefore, the new surface area of one face will be 225 cm^2 + 0.162 cm^2 = 225.162 cm^2.

b) To find the volume of the iron cube at the final temperature of 80°C, we can use the formula:

ΔV = V₁ * β * ΔT

where ΔV is the change in volume, V₁ is the initial volume, β is the coefficient of volume expansion, and ΔT is the change in temperature.

For a cube with each side 15 cm long, the initial volume is 15 cm x 15 cm x 15 cm = 3375 cm^3. The coefficient of volume expansion for iron is approximately three times the coefficient of linear expansion, so we can use β = 3α.

Substituting these values and the change in temperature, we get:

ΔV = 3375 cm^3 * 3 * 1.2 x 10^-5 /°C * 60°C = 7.29 cm^3

Therefore, the volume of the iron cube at the final temperature of 80°C will be 3375 cm^3 + 7.29 cm^3 = 3382.29 cm^3.

To learn more about temperature click on,

https://brainly.com/question/12789820

#SPJ4

A rocket sled has the following equation of motion: 6v˙ = 2700 − 24v. how long must the rocket fire before the sled travels 2000 m? the sled starts from rest.

Answers

The equation is a nonlinear equation with a mix of t and v terms.

To find how long the rocket must fire before the sled travels 2000 meters, we need to solve the given equation of motion: 6v˙ = 2700 - 24v. Since the sled starts from rest, its initial velocity (v0) is 0.

First, we need to find the velocity as a function of time. Divide both sides of the equation by 6:

v˙ = (2700 - 24v) / 6

Integrate both sides with respect to time (t):

∫v˙ dt = ∫(450 - 4v) dt

v(t) = 450t - 2v^2 + C

Since the sled starts from rest, when t = 0, v(0) = 0. This allows us to find the constant C:

0 = 450(0) - 2(0)^2 + C

C = 0

So, the velocity equation becomes:

v(t) = 450t - 2v^2

Now, we need to find the position equation by integrating the velocity equation:

∫(450t - 2v^2) dt = ∫(450t - 2(450t - 2v^2)^2) dt

s(t) = 225t^2 - (2/3)v^3 + D

Since the sled starts from rest and has not yet moved, when t = 0, s(0) = 0, which allows us to find the constant D:

0 = 225(0)^2 - (2/3)(0)^3 + D

D = 0

So, the position equation becomes:

s(t) = 225t^2 - (2/3)v^3

We need to find the time t when s(t) = 2000:

2000 = 225t^2 - (2/3)v^3

This equation is a nonlinear equation with a mix of t and v terms. Unfortunately, it does not have an analytical solution, so it would need to be solved using numerical methods such as the Newton-Raphson method or by using a software or calculator with numerical equation-solving capabilities.

To learn more about velocity, refer below:

https://brainly.com/question/17127206

#SPJ11

A 30 kg block with velocity 50 m/s is encountering a constant 8 N friction force. What is the momentum of the block after 15 seconds?

Answers

The momentum of a 30 kg block with an initial velocity of 50 m/s encountering a constant 8 N friction force and traveling for 15 seconds is 1680 kg m/s.

The initial momentum of the block is given by:

p = mv = (30 kg) x (50 m/s) = 1500 kg m/s

The net force acting on the block is given by the force of friction:

[tex]F_{net} = F_{friction} = 8 N[/tex]

Using Newton's second law, we can find the acceleration of the block:

[tex]F_{net} = ma[/tex]

8 N = (30 kg) a

[tex]a = 8/30 m/s^2[/tex]

Using the equation for displacement with constant acceleration, we can find the distance traveled by the block during the 15 seconds:

[tex]d = vt + 1/2 at^2[/tex]

[tex]d = (50 m/s)(15 s) + 1/2 (8/30 m/s^2)(15 s)^2[/tex]

d = 750 m + 450 m = 1200 m

Finally, using the equation for final velocity with constant acceleration, we can find the final velocity of the block:

[tex]v_{f^2} = v_{i^2} + 2ad[/tex]

[tex]v_{f^2} = (50 m/s)^2 + 2(8/30 m/s^2)(1200 m)[/tex]

[tex]v_{f^2} = 2500 \;m^2/s^2 + 640 \;m^2/s^2 = 3140\; m^2/s^2[/tex]

[tex]v_f[/tex] = 56.0 m/s

Therefore, the momentum of the block after 15 seconds is:

p = mv = (30 kg)(56.0 m/s) = 1680 kg m/s

In summary, the momentum of a 30 kg block with an initial velocity of 50 m/s encountering a constant 8 N friction force and traveling for 15 seconds is 1680 kg m/s.

To know more about velocity refer here:

https://brainly.com/question/19979064#

#SPJ11

Which part of the scapula articulates with the clavicle?.

Answers

The part of the scapula that articulates with the clavicle is called the acromion process. The acromion process is a bony projection located at the lateral end of the scapula, and it forms a joint called the acromioclavicular joint (AC joint) with the medial end of the clavicle. This joint allows for movement and stability between the scapula and the clavicle, contributing to the overall mobility of the shoulder.

In addition to the acromion process, there is another part of the scapula that articulates with the clavicle. It is called the lateral end of the clavicle. The lateral end of the clavicle forms a joint called the sternoclavicular joint with the medial end of the clavicle. This joint connects the clavicle to the sternum and allows for movement and stability of the shoulder girdle.

To summarize, the scapula articulates with the clavicle at two different joints: the acromioclavicular joint (AC joint) formed by the acromion process of the scapula and the medial end of the clavicle, and the sternoclavicular joint formed by the lateral end of the clavicle and the sternum. These joints play a crucial role in shoulder movement and stability.

To know more about scapula refer here

https://brainly.com/question/7687560#

#SPJ11

In 1992, residents of Arkansas consumed, on average, 11. 4 L of gasoline per


vehicle per day. If this amount of gasoline burns completely in a pure combustion


reaction, it will release 4. 3 * 10% J of energy. Suppose this amount of energy is


transferred by heat from a quantity of gas confined in a very large cylinder. The


cylinder, however, is equipped with a piston, and shortly after the energy is


transferred by heat from the cylinder, work is done on the gas. The magnitude of


the energy transferred by work is equal to one-third the magnitude of the


energy transferred by heat. If the initial internal energy of the gas is 1. 00 x 10°J,


what is the final internal energy of the gas?

Answers

The final internal energy of the gas is 1.07 x [tex]10^{10[/tex] J.

What is Energy?

Energy is a fundamental physical quantity that refers to the ability of a system to do work or produce heat. It is a scalar quantity that has many different forms, including kinetic energy, potential energy, thermal energy, electromagnetic energy, and more.

The energy released by the combustion of 11.4 L of gasoline per vehicle per day is given as 4.3 x [tex]10^{7[/tex] J. Let's assume that this energy is transferred by heat to the gas in the cylinder. The energy transferred by work is one-third of this, which is 4.3 x [tex]10^{7[/tex] J / 3 = 1.43 x [tex]10^{7[/tex]J.

The first law of thermodynamics states that the change in internal energy of a system is equal to the heat added to the system minus the work done by the system:

ΔU = Q - W

where ΔU is the change in internal energy, Q is the heat added to the system, and W is the work done by the system.

In this case, the heat added to the system is 4.3 x [tex]10^{7[/tex] J, and the work done by the system is -1.43 x [tex]10^{7[/tex] J (since work done on the gas is negative). Therefore, the change in internal energy is:

ΔU = 4.3 x [tex]10^{7[/tex]J - (-1.43 x [tex]10^{7[/tex] J) = 5.73 x [tex]10^{7[/tex] J

Since the initial internal energy of the gas is 1.00 x [tex]10^{10[/tex] J, the final internal energy is:

Uf = Ui + ΔU = 1.00 x [tex]10^{10[/tex] J + 5.73 x [tex]10^{7[/tex] J = 1.07 x [tex]10^{10[/tex] J

To know more about Energy visit;

https://brainly.com/question/13881533

#SPJ4

Prior knowledge question (do this before using the gizmo. )a boy rolls an old car tire down a hill. it goes pretty fast, but he wants the tire to go even faster. so, the boy climbs inside and rolls down the hill inside the tire. assuming there are no crashes, how do you think the speed of the tire with the boy inside will compare to the speed of the empty tire

Answers

The speed of the tire with the boy inside will likely be slower than the speed of the empty tire. This is because the added weight of the boy will increase the tire's mass and therefore, its inertia.

The increased inertia will require more force to accelerate the tire to the same speed as the empty tire. Additionally, the added friction between the boy and the inside of the tire may also slow down the tire's speed.

To further illustrate this concept, one can use the formula for kinetic energy, which is 1/2 times mass times velocity squared. As the mass of the tire increases with the boy inside, the kinetic energy required to reach a certain speed will also increase.

Therefore, the tire with the boy inside will require more kinetic energy to reach the same speed as the empty tire. Overall, the added weight and friction of the boy inside the tire will likely result in a slower speed for the tire compared to when it is empty.

To know more about speed refer here:

https://brainly.com/question/28060745#

#SPJ11

You do 25 J of work in pushing a crate up a ramp. If the output work from the


inclined plane is 10 J, then what is the efficiency of the inclined plane?

Answers

The efficiency of the inclined plane is 40%.

The efficiency of the inclined plane can be calculated by dividing the output work by the input work and multiplying by 100% to get a percentage.

Efficiency = (Output work / Input work) x 100%

In this case, the input work is 25 J and the output work is 10 J.

Efficiency = (10 J / 25 J) x 100%
Efficiency = 0.4 x 100%
Efficiency = 40%

Therefore, the efficiency of the inclined plane is 40%.

To learn more about output, refer below:

https://brainly.com/question/13736104

#SPJ11

A body moves in circle with increasing angular velocity at time t = 6sec the angular velocity is 27 rad/s what is the radius of circle made by the body where linear velocity is 81 cm/s?

Answers

With increasing angular velocity at time t = 6sec the angular velocity is 27 rad/s, the radius of circle made by the body where linear velocity is 81 cm/s is: 3 cm

To find the radius of the circle made by the body with a linear velocity of 81 cm/s and an angular velocity of 27 rad/s at time t = 6 seconds, we can use the relationship between linear velocity (v) and angular velocity (ω) in circular motion. This relationship is given by the formula:

v = ω * r

where r is the radius of the circle.

We are given the linear velocity (v = 81 cm/s) and the angular velocity (ω = 27 rad/s). We can now rearrange the formula to solve for the radius (r):

r = v / ω

Substitute the given values:

r = 81 cm/s / 27 rad/s

r = 3 cm

Therefore, the radius of the circle made by the body is 3 cm.

To know more about angular velocity, refer here:

https://brainly.com/question/30408375#

#SPJ11

If five equal resistors dissipate a total of 10 W in a series circuit, how much power does each resistor dissipate

Answers

The power dissipated by each resistor in a series circuit can be calculated by dividing the total power dissipated by the number of resistors in the circuit.

In this case, since there are five equal resistors, we can divide the total power dissipated (10 W) by the number of resistors (5) to find the power dissipated by each resistor. Therefore, each resistor dissipates 2 W of power (d).

It is important to note that in a series circuit, the current flowing through each resistor is the same, and the voltage across each resistor is proportional to its resistance. Therefore, the power dissipated by each resistor is also proportional to its resistance. In other words, the resistor with higher resistance will dissipate more power compared to the one with lower resistance.

Understanding how to calculate the power dissipated by each resistor in a series circuit is essential in designing and troubleshooting electrical circuits, as it helps in determining the power rating and specifications of the resistors needed for a specific application.

For more about power dissipated:

https://brainly.com/question/12803712

#SPJ11

What affects the thermal conductivity of earth materials? (Ex: Water, Soil, Sand, Air, etc.)

Answers

The factors that affect the thermal conductivity of earth materials include porosity, density, mineral composition, moisture content, etc.

Factors affecting thermal conductivity of earth materials

The thermal conductivity of earth materials depends on several factors, including:

Porosity: The thermal conductivity of earth materials increases with decreasing porosity. Moisture content: The thermal conductivity of earth materials increases with increasing moisture content. Mineral composition: The thermal conductivity of earth materials depends on the relative abundance of different minerals present.Density: The thermal conductivity of earth materials increases with increasing density. Temperature: The thermal conductivity of earth materials generally increases with increasing temperature. Structure: The thermal conductivity of earth materials can also be influenced by their structure, such as the arrangement of particles or the presence of fractures or voids.

More on thermal conductivity can be found here: https://brainly.com/question/7643131

#SPJ1

Determine the force acting downwards on a mass of 1500 g suspended on a string. (14. 72 N)​

Answers

The Force acting downwards on the mass = 14.72N

To determine the force acting downwards on a mass of 1500 g suspended on a string, you'll need to use the formula for gravitational force: F = m * g, where F is the force, m is the mass in kilograms, and g is the acceleration due to gravity (approximately 9.81 m/s²).

First, convert the mass from grams to kilograms: 1500 g = 1.5 kg.

Next, plug the values into the formula: F = 1.5 kg * 9.81 m/s² ≈ 14.72 N.

So, the force acting downwards on the mass is approximately 14.72 N.

Visit https://brainly.com/question/30526425 to learn more about Force

#SPJ11

Narrower
Write True if the statement is correct and change the underlined word/s if it is wrong.
1.
Gravity is a contact force that acts between two separate objects.
2 Gravity is the force exerted by the farth which is uivalent to the mass of an object. ​

Answers

1. False.

Gravity is a non-contact force that acts between two objects with mass, even if they are not in physical contact with each other.

2. False.

Gravity is the force exerted by the Earth (or any other massive body) on an object with mass.

The weight of an object is the measure of the force of gravity acting on it, and it is equivalent to the mass of the object times the acceleration due to gravity.

To know more about Gravity refer here

https://brainly.com/question/31321801#

#SPJ11

How do astronomers create three-dimensional maps of the universe?.

Answers

Techniques that are often combined to create more detailed and accurate maps of the universe. The resulting maps provide valuable insights into the evolution, structure, and properties of the universe.

Astronomers create three-dimensional maps of the universe using various techniques, including:

1. Redshift surveys: Astronomers measure the redshift of galaxies to determine their distance and velocity. The redshift is caused by the expansion of the universe, which stretches the wavelength of light from distant objects. By measuring the redshift of many galaxies, astronomers can create a three-dimensional map of the large-scale structure of the universe.

2. Cosmic microwave background radiation (CMB) surveys: The CMB is the oldest light in the universe, and it provides a snapshot of the early universe when it was only 380,000 years old. Astronomers use specialized telescopes to measure the temperature and polarization of the CMB to study the structure and history of the universe.

3. Gravitational lensing: Massive objects like galaxies and clusters of galaxies can bend and distort the light from more distant objects behind them, creating a magnifying effect. By studying the distortions in the light, astronomers can map the distribution of dark matter, which is invisible but exerts a gravitational force.

4. Galaxy surveys: Astronomers can also create three-dimensional maps of the universe by cataloging the positions and properties of large numbers of galaxies. By studying the distribution of galaxies, astronomers can infer the large-scale structure of the universe and the distribution of dark matter.

To know more about Redshift surveys refer here

https://brainly.com/question/24078282#

#SPJ11

Doug places a toy car at the top of the first hill and releases it. the car stops at point x. which change to the model would allow the toy car to travel over all three hills?

a.add a loop after the tallest hill in order to maximize the kinetic energy of the car.

b.order the three hills from shortest to tallest so that the potential energy builds up according to the height of each hill.

c.order the three hills from tallest to shortest to provide the potential energy needed for the car to make it over each hill.

Answers

In order for the toy car to travel over all three hills, one of the changes that could be made to the model is to order the hills from tallest to shortest.

This is because when the car is released from the top of the first hill, it has potential energy due to its height.

As it travels down the hill, the potential energy is converted to kinetic energy, which is the energy of motion.

In order to make it up the next hill, the car needs to have enough potential energy to overcome the force of gravity pulling it back down.

By ordering the hills from tallest to shortest, the car will build up potential energy as it goes up each hill, allowing it to make it over the subsequent hills.

Adding a loop after the tallest hill may not necessarily maximize the kinetic energy of the car. While the loop may provide a brief increase in kinetic energy due to the car's acceleration,

it also introduces friction and air resistance that can slow the car down. In addition, the loop may not provide enough potential energy for the car to make it up the subsequent hills.



Ordering the hills from shortest to tallest may not provide enough potential energy for the car to make it over all three hills.

While the car may build up speed going down the shorter hills, it may not have enough potential energy to make it up the taller hills, resulting in it stalling out at point x again.

Therefore, ordering the hills from tallest to shortest is the best change to make to the model to ensure the car can travel over all three hills.

To know more about refer here

brainly.com/question/24284560#

#SPJ11

Other Questions
Please help me with this Samuel buys 3 bottles of juice that each have an original price of $2.80. He uses a coupon for 35% off. How much does Samuel pay for 3 bottles of juice? Show your work. 2. As the price for tomatoes increases, what occurs with Steves Farm willingness to supply them?4. As the price for tomatoes decreases, what will occur with Steves Farm willingness to supply tomatoes?5. If prices for tomatoes fall to $2 a basket, what will Steves Farm most likely decide to do?6. When Steves Farm decides to increase supply because of a major price increase, how might the farm increase its production? Under british rule, what event separated indian hindus and muslims into modern day india and formed the new country of pakistan?. Read the extract below then answer the question that follows.Here, Scrooge is talking with the charity workers who seek help for the poor."At this festive season of the year, Mr. Scrooge," said the gentleman, takingup a pen, "it is morethan usually desirable that we should make some slightprovision for the Poor and destitute, whosuffer greatly at the present time.Many thousands are in want of common necessaries; hundreds ofthousands are inwant of commoncomforts, sir.""Are there no prisons?" asked Scrooge."Plenty of prisons," said the gentleman, laying down the pen again."And the Unionworkhouses?" demanded Scrooge. "Are they still inoperation?""They are. Still," returned the gentleman, "I wish I could say they were not.""The Treadmill andthe Poor Law are in full vigour, then?" said Scrooge. "Both very busy, sir.""Oh! I was afraid, from what you said at first, that something had occurred tostop them in theiruseful course," said Scrooge. "I'm very glad to hear it." "Under the impression that they scarcelyfurnish Christian cheer of mind or body to the multitude," returned the gentleman, "a few of usare endeavouring to raise a fund to buy the Poor some meat and drink, and means of warmth.We choose this time, because it is a time, of all others, when Want is keenly felt, and Abundancerejoices. What shall I put you down for?"C"Nothing!" Scrooge replied. "You wishto be anonymous?""I wish to be left alone," said Scrooge. "Since you ask me what I wish, gentlemen, that is myanswer. I don't make merry myself at Christmas and Ican't afford to make idle people merry. Ihelp to support the establishments Ihave mentioned-they cost enough; and those who arebadly off must go there.""Many can't go there; and many would rather die.""If they would rather die," said Scrooge, "they had better do it, and decreasethe surpluspopulation. Besides-excuse me-I don't know that.""But you might know it," observed the gentleman."It's not my business," Scrooge returned. "It's enough for a man to understand his ownbusiness, and not to interfere with other people's. Mineoccupies me constantly. Goodafternoon, gentlemen!"Starting with this extract, how does Dickens present ideas about social responsibility?Write about:How Dickens presents ideas about social responsibility in this extract[30 marks] Review Test AssignmentObjectivesSummarize the artistic, literary, scientific and other cultural achievements of early Muslim civilization.Describe factors that influence the structure of government and the exercise of government power.Assess the relationship between the political, economic, and social elements of civilization.For this activity, answer the following short answer question.Analyze the role the Quran played on Islamic art and architecture in the Muslim world. What is the measure of an angle of it is 160 less than 4 times its complement Find the coordinates of the points on the curve ????=1+costheta wherethe tangent line is vertical or horizontalon[0,2????). Calrike composition on how you spent your holiday. A blue 1969 fender guitar from a famous music video is expected to pull $800,000 at auction next month. Who did it belong to?. when we discuss the amount of dollars that americans are willing to exchange for foreign currency so that they can purchase foreign goods services and assets, we are referring to the of dollars. 50.0 g (convert mL to L) of water cools from 100C to 88C. What is the correct description of the heat transfer? The specific heat capacity of water is 4.184 J/gC. Use the equation q= m x C x T change. T change = Final temperature- Initial temperature.Group of answer choices600 joules are released2510 joules are absorbed600 joules are absorbed2510 joules are released How did charley justify that he was not an escapist? Class 12 ch 1 the third level Find the sum of the series: 5 2 (K _2k) k=4 5 2 (K2-2k) = k=4 You earn $130.00 for each subscription of magazines you sell plus a salary of $90.00 per week. How many subscriptions of magazines do you need to sell in order to make at least $1000.00 each week? why is russian meddling in us politics not discussed in american textbooks Manuel the trainer has two solo workout plans that he offers his clients: plan a and plan b. each client does either one or the other (not both). on monday there were 3 clients who did plan a and 8 who did plan b. manuel trained his monday clients for a total of 7 hours and his tuesday clients for a total of 6 hours. how long does each workout plans last? As a new medical assistant in what ways can u reduce confusion and be sure physicians receive the proper medical records Pls help, I need to pass geometry. Guess I'm failing Why was osama bin laden so troubled by American troops in Saudi Arabia