Impulse and Momentum Quiz Review

These flashcards cover key concepts related to impulse and momentum, including definitions, formulas, and units of measurement.

What is the unit of measurement for Momentum?

Nxs(newtons per second)

What is the momentum of a 4 kg object moving at 5 m/s?

20 kg·m/s

What is the momentum of a car with a mass of 1,200 kg moving at 15 m/s?

18,000 kg·m/s

What is the momentum of a 0.15 kg baseball thrown at 40 m/s?

6 kg·m/s

What impulse is created by a force of 10 N applied for 0.5 seconds?

5 N·s

If a 50 N force acts on a cart for 0.2 seconds, what is the impulse delivered?

10 N·s

What impulse does a hockey stick apply to a puck for 0.1 seconds with a force of 30 N?

3 N·s

A 2 kg object initially at rest receives an impulse of 8 N·s. What will its final velocity be?

4 m/s

What impulse is needed to stop a 0.5 kg ball moving at 6 m/s?

-3 N·s

What impulse is caused by a 10 kg object whose velocity increases from 2 m/s to 7 m/s?

50 N·s

What is the formula that shows impulse?

F × t (Force × time)

Momentum depends on which two factors?

Mass and velocity

What does impulse change?

Momentum

Which object has more momentum: a moving bicycle or a moving truck?

Moving truck

Which situation demonstrates impulse?

Bat hits ball

What are the units of Impolse?

kg·m/s

Which of the following is NOT a vector? Mass, Velocity, impolse, momentum.

Mass

What does a force applied over time create? Energy, Impulse, Power, Work

Impulse

What is the symbol commonly used for momentum? M, m, p, F

p

Which increases impulse? Less force, Longer contact time, Shorter time, Lower Velocity.

Longer contact time