Momentum

Momentum

​Watch the video

​Answer the questions on the next slide

Open Ended

Define the law of conservation of momentum in your own words.

Open Ended

Which of Newton's Laws explains how momentum is conserved in all interactions between objects.

Open Ended

If two objects are moving but the total momentum of the system is zero, what do you know about the momentum of the two objects.

Multiple Choice

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

• size and shape
• mass and speed
• mass and veloctiy
• mass and energy

Multiple Choice

What is the unit for velocity?

• m/sec

• kg/sec

• kg/m

• kg x m/sec

Multiple Choice

Which of the following has the MOST momentum? (they are all rolling at the same velocity)

• rolling ping-pong ball

• rolling bowling ball

• rolling soccer ball

• rolling basketball

Multiple Choice

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

• moving

• motionless

• alive

• asleep

Multiple Choice

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

Multiple Choice

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

Multiple Choice

What is Newton's Third Law?

• Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
• Force = mass x acceleration
• For every action there is an equal and opposite reaction

Multiple Choice

A runner has a momentum of 720 kg m/s and is traveling at a velocity of 5 m/s. What is his mass?

• 14.4 kg
• 1400 kg
• 144 kg
• 360 kg

Multiple Choice

A 50 kg ball rolls down the street at 5 m/s. Calculate the momentum of the ball. 

• 55 kg*m/s
• 100 kg*m/s
• 250 kg*m/s
• 500 kg*m/s