Two objects of equal mass hit a wall with the same velocity. They both rebound with the same velocity. Both objects experience the same momentum change but one experiences twice the force as the other. Which of the following statements is true?

the contact time between the object and the wall of one is twice the contact time of the other

the contact time between the object and the wall of one is equal to the contact time of the other

the contact time between the object and the wall of one is one-half the contact time of the other

the change in the kinetic energy is the same for the two objects

the contact time between the object and the wall of one is 1/3 the contact time of the other

The purpose of crumple zones on a car is to

decrease the impulse during impact.

An egg is thrown at a wall and at a bed sheet. The change in momentum will be...

Greater for the sheet collision

The law of conservation of momentum states that,

p before is the same as p after

In this type of collision, objects tend to "stick" together.

They "stick" together in both types of collisions

The recoil speed of a rifle is much less than the exit velocity of a bullet because...

the rifle has a much greater mass

the rifle experiences a smaller force

the rifle experiences a smaller change in momentum

the rifle does not obey the laws of physics

Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?

cannot determine using the info provided

Most modern vehicles have padded dashboards. This reduces collision injuries by...

reducing the driver's change in momentum

increasing the driver's change in momentum

Momentum

Authored by Katie Baker

Physics

9th Grade

NGSS covered

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MULTIPLE CHOICE QUESTION

3 mins • 1 pt

In any collision

total momentum is not conserved.

total kinetic energy is conserved.

total momentum is conserved.

total momentum is not conserved but total kinetic energy is conserved.

total momentum and total kinetic energy are conserved and the masses are equal.

Tags

NGSS.HS-PS2-2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The momentum of an object depends upon the object's _&___.

size and shape

mass and speed

mass and velocity

mass and energy

Tags

NGSS.HS-PS2-2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The impulse is ______ the change in momentum

greater than

equal to

less than

always double

Tags

NGSS.HS-PS2-2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

remains unchanged

doubles

quadruples

decreases

Tags

NGSS.HS-PS2-2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Determine the momentum of 1000-kg car moving northward at 20 m/s.

20000 N

20000 Joules

20000 Kg * m/s

20000 kg * m/s north

Tags

NGSS.HS-PS2-2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If two objects have the same mass, then the faster moving object has ____________ momentum.

less

the same

Tags

NGSS.HS-PS2-2

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which object listed below has the greatest momentum?

A 0.05 kg object rolling at 0.2 m/s.

A 0.15 kg object rolling at 2 m/s.

A 0.15 kg object rolling at 1 m/s

A 0.4 kg object rolling at 2 m/s.

Tags

NGSS.HS-PS2-2

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Momentum

In any collision

The momentum of an object depends upon the object's _&___.

The impulse is ______ the change in momentum

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

Determine the momentum of 1000-kg car moving northward at 20 m/s.

If two objects have the same mass, then the faster moving object has ____________ momentum.

Which object listed below has the greatest momentum?

Two objects of equal mass hit a wall with the same velocity. They both rebound with the same velocity. Both objects experience the same momentum change but one experiences twice the force as the other. Which of the following statements is true?

If the impulse of a boxer hitting another boxer stays the same but the time of contact doubles, how much would the new force be?

A club hit a golf ball with 1500 N of force and is contact with it for 0.5 seconds. Find the impulse on the ball.

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Momentum

In any collision

The momentum of an object depends upon the object's ___________&_____________.

The impulse is ______ the change in momentum

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

Determine the momentum of 1000-kg car moving northward at 20 m/s.

If two objects have the same mass, then the faster moving object has ____________ momentum.

Which object listed below has the greatest momentum?

Two objects of equal mass hit a wall with the same velocity. They both rebound with the same velocity. Both objects experience the same momentum change but one experiences twice the force as the other. Which of the following statements is true?

If the impulse of a boxer hitting another boxer stays the same but the time of contact doubles, how much would the new force be?

A club hit a golf ball with 1500 N of force and is contact with it for 0.5 seconds. Find the impulse on the ball.

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Physics

The momentum of an object depends upon the object's _&___.