UNIT 3: MOMENTUM (REVIEW)

Front

In order for an object to have momentum it must be ________

Back

moving

Front

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

Back

bike

Front

The total momentum before a collision is _________ the total momentum after a collision.

Back

equal to

Front

If an object has a mass of 20 kg and a velocity of 4 m/s, what is the momentum of the object?

Back

80 kgm/s

Front

In any collision (crash) the ______ is ALWAYS constant

Back

Total Momentum

Front

Define momentum in physics.

Back

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

Front

What is the formula for calculating momentum?

Back

Momentum (p) = mass (m) × velocity (v)

Front

What happens to momentum in a closed system during a collision?

Back

Momentum is conserved.

Front

What is the unit of momentum?

Back

kg·m/s

Front

If two objects collide and stick together, what type of collision is this?

Back

Perfectly inelastic collision