Physics Facts, Unit 6.1: Momentum and Impulse

Front

Momentum is the product of an object's mass and...

Back

velocity

Front

Write the equation for momentum (all lowercase, no spaces)

Back

p=mv, p=vm

Front

Momentum is a....

Back

Vector that points in the same direction as velocity

Front

Impulse is the effect of a force acting over a period of...

Back

time

Front

Impulse is a....

Back

Vector that points in the same direction as net force

Front

What is the unit of momentum?

Back

kg·m/s

Front

What is the relationship between impulse and momentum?

Back

Impulse is equal to the change in momentum.

Front

What does a larger momentum indicate about an object's motion?

Back

It indicates that the object is either more massive, moving faster, or both.

Front

How can momentum be conserved in a closed system?

Back

The total momentum before an event is equal to the total momentum after the event.

Front

What is the formula for impulse?

Back

Impulse = Force × Time