Momentum Review

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

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

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

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

• car
• bike
• they are equal
• cannot determine using the info provided

Momentum is a ____________________ quantity

• science
• scalar
• vector
• energy

When two objects collide, the P_before is ____________ the P_after.

• more than 
• less than 
• equal to
• unrelated to

When the speed of an object is doubled, its momentum

• remains unchanged in accord with the conservation of momentum.
• doubles
• quadruples
• decreases

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

• car
• bike
• they are equal
• cannot determine using the info provided

What is NOT a unit for momentum?

• N s

Determine the momentum of 1000-kg car moving northward at 20 m/s......... 

• 20000 N
• 20000 J

• 20000 N s

• 20000 N s north

Which object listed below has the greatest momentum?

• A 0.05 kg object rolling at 0.2 m s^-1

• A 0.15 kg object rolling at 2 m s^-1

• A 0.15 kg object rolling at 1 m s^-1

• A 0.4 kg object rolling at 2 m s^-1