AP Physics 1 Algebra-Based: Unit – 5

1. Question

The Law of Conservation of Momentum states:

The total momentum before a collision is equal to the total momentum after a collision
The total momentum before a collision is less than the total momentum after a collision.
The total momentum before a collision is greater than the total momentum after a collision.
The total momentum before a collision is not related to the total momentum after a collision

2. Question

The impulse is _________ the change in momentum.

greater than
Less than
equal to
always double

3. Question

A hammer drops to the floor and comes to rest. The net force on the hammer over time is shown above. How does the hammer’s momentum change between 0 ms and 35 ms ?

Momentum is constant.
Momentum increase
Momentum decrease

4. Question

A clown hits a balloon that is initially at rest. The net force on the balloon over time is shown above. How does the balloon’s velocity change between 0 ms and 10 ms ?

velocity increases
the velocity does not change
velocity increases, then decreases
velocity decreases

5. Question

A steel ball bearing is released from a height H and rebounds after hitting a steel plate to a height H . What is true about the collision with the steel plate?

It is elastic since kinetic energy was conserved.
It is inelastic since kinetic energy was not conserved.
It is inelastic since kinetic energy was conserved.
It is elastic since kinetic energy was not conserved.

6. Question

Cart 1 of mass is traveling with speed in the -direction when it has an elastic collision with cart 2 of mass that is at rest. What are the velocities of the carts after the collision?

7. Question

A cart of mass moves to the right on a frictionless track at speed . The cart collides and sticks to another cart to the left at speed with mass . Which of the following quantities are conserved during the collision?

Both momentum and kinetic energy are conserved.
Kinetic energy is conserved
Momentum is conserved.

8. Question

74.4 kg
0.0134 kg
6,030 kg
679 kg

9. Question

Momentum is conserved in this type of collision…

elastic
both types of collision
inelastic

10. Question

Which object listed below has the greatest momentum?

11. Question

When the speed of an object is doubled, its momentum ____________.

remains unchanged
double
quadruples
decrease

12. Question

How can a tennis ball and a bowling ball have the same momentum?

have the same speed
have different speeds
one is moving backwards
they can’t

13. Question

A Russian cosmonaut ( 87 kg ) and USA astronaut ( 94 kg ) are outside the ISS and decide to run a momentum experiment. They are motionless facing each other palm to palm, then push apart from each other. What happens to their momentum?

their total momentum doubles
their total momentum decreases
the guy with the smaller mass has less momentum
their momenta are opposite but equal

14. Question

What is the formula for calculating momentum?

m=mv
p=v/m
p=v/m
p=vm

15. Question

A biker with a mass of moves along the path with a constant velocity of . What is the biker’s momentum?

16. Question

When a bat collides with a baseball, the momentum of the bat…

transfers to the momentum of the ball
does not transfer from the bat to the ball
transfers from the momentum of the ball
does not transfer from the ball to the bat

17. Question

If two objects collide and stick together, what will happen to their overall momentum?

momentum will decrease
momentum will stay the same
momentum will increase
none of the above

18. Question

The momentum of a truck traveling in a straight line at is . What is the truck’s mass?

9 37,500 kg
1 ,500 N
937,500 N
1 ,500 kg

19. Question

A toy truck moves at East. It collides head-on with a toy car moving moving West. What is the total momentum of the system?

AP Physics 1 Algebra-Based: Unit – 5 – Momentum Practice Test

AP Physics 1 Algebra-Based: Unit – 5 – Momentum Practice Test