Elastic and Inelastic Collisions

The law of conservation of momentum states that, 

• p before is less than p after
• p before is the same as p after
• p before is more than p after

Momentum is a ____________________ quantity

• science
• scalar
• vector
• energy

Which object listed below has the greatest momentum?

• A 0.05 kg object rolling at 0.2 m/s.
• A 0.15 kg object rolling at 2 m/s.
• A 0.15 kg object rolling at 1 m/s
• A 0.4 kg object rolling at 2 m/s.

If two objects have the same mass, then the faster moving object has ____________ momentum.

• more 
• less
• the same

Tags

NGSS.HS-PS2-2

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

• equal to 
• less than 
• more than
• It depends on the type of collision

Tags

NGSS.HS-PS2-2

What is the unit for momentum?

• m/s
• kg/s
• kg/m
• kg m/s

The equation to calculate momentum is

• p=mv
• p=1/2mv²
• p=mgh
• p=mg

If you double the velocity of an object, then its momentum will ______________.

• will double 
• will half
• will quadruple (x4)
• will be quartered (x 1/4)

This picture is an example of ____________

• Elastic Collision
• Inelastic collision

Tags

NGSS.HS-PS2-2

This is an example of what kind of collision?

• Elastic
• Inelastic

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

NGSS.HS-PS2-3