506 Answered Questions for the topic AP physics

Ap Physics

01/24/22

Systems- open and closed
a car with a mass of 1200 kg rolls down a hill and collides with a parked car that has a mass of 1500 kg. the first car starts at rest and travels a distance of 10m before the collision. If the... more
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Ap Physics

01/17/22

ap physics 1 impulse questions
A 0.050 kg tennis ball approaches Vickey moving to the left at 10.0 m/s when Vickey hits it with a tennis racket being swung to the right. The magnitude of the force exerted on the ball by the... more
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Ap Physics

01/17/22

ap physics 1 momentum

She makes it out the mall into the parking structure and sees the security’s golf cart. After realizing her stroke of luck, she takes off away from the hustle and bustle of the holiday shopping.... more
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Ap Physics

01/17/22

ap physics 1 momentum collision question
The store calls the mall security and the former sales clerk takes off running. She decides to hide out with her friend who runs the kiddy choo-choo. She is driving the 510. kg train (including all... more
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01/07/22

AP Physics Momentum Problems
Mass A (10.0 kg) is travelling west at 8.00 m/s and collides inelastically with Mass B (30.0 kg) which is travelling east at 4.00 m/s. Find the resulting velocity of mass A. show direction as... more
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Ap Physics

12/08/21

ap physics work and energy
A 50.0 kg cannonball is launched off a cliff at a speed of 25.0 m/s. How much kinetic energy does the cannonball have when it has fallen 57.0 m off the cliff?
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Ap Physics Math Calculus Physics

12/06/21

A 7.6 −kg box having an initial speed of 4.5 m/s slides along a rough table and comes to rest.
A 7.6 −kg−kg box having an initial speed of 4.5 m/sm/s slides along a rough table and comes to rest.Estimate the total change in entropy of the universe. Assume all objects are at room... more
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Ap Physics Math Science Calculus

12/06/21

By what factor will the rms speed of gas molecules increase if the temperature is increased from 30 ∘C to 130 ∘C?
By what factor will the rms speed of gas molecules increase if the temperature is increased from 30 ∘C∘C to 130 ∘C∘C?
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Ap Physics Math Science Calculus

12/06/21

A storage tank at STP contains 18.9 kg of nitrogen (N2).What is the volume of the tank?
A storage tank at STP contains 18.9 kgkg of nitrogen (N2)(N2).What is the volume of the tank?What is the pressure if an additional 14.2 kgkg of nitrogen is added without changing the temperature?
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11/13/21

Please help with math
1) Find f. f '''(x) = cos(x),    f(0) = 4,    f '(0) = 8,    f''(0) = 72) A particle is moving with the given data. Find the position of the particle, s(t).a(t) = t^2 − 7t + 4, s(0) = 0, s(1) =... more
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Ap Physics

11/05/21

Ap physics F=ma

Wat force is required to move a 2500 kg race car at 3 m/s²?
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Ap Physics Ap Physics 2

11/03/21

What is the minimum force required to lift the lid off of the container?
A cylindrical container is sealed by a circular lid. The pressure in the room surrounding the container is 1.0 X 105 N/m². The pressure inside the container is 0.3 x 105 N/m². The lid has radius... more
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Ap Physics Math Calculus Physics

10/18/21

Help needed with math question
1.Given s = t4 − 4t3 − 20t2 + 15t, where t ≥ 0, at what time is the acceleration 0?2.Given: A particle moves according to a law of motion s = f(t), t ≥ 0, where t is measured in seconds and s in... more
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Ap Physics

10/16/21

Ap physics, needed all work steps and list all the variables, value and units

A 15,680 N car, initially traveling at 20 m/s, applies a braking force of 640 N. The car comes to a complete stop.   Determine the car’s mass in [kg]. Determine the car’s initial momentum in [kg... more
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Ap Physics

10/15/21

ap physics questions

An object’s tendency to maintain its current state of motion is due to which property:A. speedB.massC.weightD.accelerationE. all of theseA skydiver leaps from a plane and accelerates toward the... more
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Ap Physics

10/15/21

Ap physics, needed all work steps

A 20 kg wooden crate is dragged 12 m across a rough level floor by a rope. The force of tension in the rope is 50 N at an angle of 25° above the horizontal and the crate is moving at a constant... more
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Ap Physics Math Calculus Physics

10/11/21

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/s , they then have the same kinetic energy.
The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/sm/s , they then have the same kinetic energy. What were the... more
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10/05/21

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/s , they then have the same kinetic energy.
The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/sm/s , they then have the same kinetic energy. What were the... more
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10/05/21

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/s , they then have the same kinetic energy.
The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/sm/s , they then have the same kinetic energy.What were the... more
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Ap Physics Math Calculus Physics

10/04/21

A 850-kg sports car accelerates from rest to 95 km/h in 5.0 s

A 850-kgkg sports car accelerates from rest to 95 km/hkm/h in 5.0 ss . What is the average power delivered by the engine?Express your answer to two significant figures and include the appropriate... more
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10/04/21

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/s , they then have the same kinetic energy.
The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/sm/s , they then have the same kinetic energy. What were the... more
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10/04/21

What is the minimum work needed to push a 850 -kg car 750 m up along a 9.5 ∘ incline? Ignore friction. Express your answer to two significant figures and include the appropriate units.
What is the minimum work needed to push a 850 -kgkg car 750 mm up along a 9.5 ∘∘ incline? Ignore friction.Express your answer to two significant figures and include the appropriate units.
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Ap Physics Math Calculus Physics

10/04/21

A spring with k = 55 N/m hangs vertically next to a ruler. The end of the spring is next to the 18-cm mark on the ruler.
A spring with kk = 55 N/mN/m hangs vertically next to a ruler. The end of the spring is next to the 18-cmcm mark on the ruler. If a 3.0-kgkg mass is now attached to the end of the spring, and the... more
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Ap Physics Math Calculus Physics

10/04/21

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/sm/s , they then have the same kinetic energy.

The first car has twice the mass of a second car, but only half as much kinetic energy. When both cars increase their speed by 6.0 m/sm/s , they then have the same kinetic energy. What were the... more
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Ap Physics Math Calculus Physics

10/04/21

What is the minimum work needed to push a 850 -kg car 750 m up along a 9.5 ∘ incline? Ignore friction. Express your answer to two significant figures and include the appropriate units.
What is the minimum work needed to push a 850 -kgkg car 750 mm up along a 9.5 ∘∘ incline? Ignore friction.Express your answer to two significant figures and include the appropriate units.
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