Collisions

Collisions where objects BOUCE apart.

• Inelastic

• Elastic

• Explosive

• None of these

Tags

NGSS.HS-PS2-2

Momentum before = Momentum after

according to the law of conservation of __________

• momentum

• Energy

• Force

• Acceleration

Tags

NGSS.HS-PS2-2

Two pool balls collide and go opposite directions is an example of...

• Inelastic

  Collision

• Elastic

  Collision

• Explosion

• None of these

Tags

NGSS.HS-PS2-2

Collision where objects collide and stick together.

• Elastic

  Collision

• Inelastic

  Collision

• Explosion

• None of these

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-3

For every action there is an equal, but opposite reaction.

• Newton's 1st

  law

• Newton's 2nd

  law

• Newton's 3rd

  law

Which 2 variables determine the momentum of an object?

(pick 2)

• time

• density

• velocity

• mass

Tags

NGSS.HS-PS2-2

According to Newton's 3rd law...

Action: Your foot applies a downward force on the floor.

Reaction:

• your foot goes through the floor

• the floor provides an equal force upwards on your foot

• your foot bounces off the floor

• the floor collapses

Tags

NGSS.MS-PS2-1

A car has 10,800 Kg x m/s of momentum as it collides with a trash dumpster AT REST. How much TOTAL MOMENTUM will the car and dumpster have after collision?

• Less than 10,800

• More than 10,800

• The same.

  Exactly 10,800

• We need more information

Tags

NGSS.HS-PS2-2