Conservation of Momentum

Front

The momentum of an object is the sum of its mass and its velocity.

Back

False

Front

When two objects collide, their momentum after the collision is explained by ______.

Back

the conservation of momentum

Front

Why does a real car moving at 10 km/h have more momentum than a toy car moving at the same rate?

Back

its mass is greater

Front

What do objects increasing in velocity NOT have?

Back

Balanced forces

Front

If an object with a mass of 12 kilograms is moving at 10 meters per second, what is its momentum?

Back

120 kg*m/s

Front

Newton's Second Law of Motion can be summarized by which equation?

Back

F = ma

Front

Which scenario would most likely occur when a cue ball strikes a pool ball that is at rest?

Back

The pool ball will accelerate in the same direction as the cue ball was initially moving.

Front

Determine the momentum of a 0.145 kg baseball thrown at 44.7 m/s.

Back

6.4815 kg*m/s

Front

A mass has a momentum of 50 kg*m/s, when its velocity doubles what happens to its momentum?

Back

The momentum doubles.

Front

A projectile of mass 1 kg at 9 m/s collides with another of mass 2 kg at 6 m/s in the same direction and stick together. What is their velocity after colliding?

Back

7 m/s