Review Before Quiz 7

What is momentum? (CHOOSE 2)

• How hard it is to get something to move

• How hard it is to stop something

Tags

NGSS.HS-PS2-2

What is Impulse? (CHOOSE 2)

• The change in the velocity of an object

• The change in momentum of an object

Tags

NGSS.HS-PS2-2

Define the Impulse-Momentum Theorem (CHOOSE 2)

• Force times amount time is equal to the change in momentum

• Impulse is equal to the change in momentum

• Momentum is equal to the change in impulse

• Momentum is equal to impulse

Tags

NGSS.HS-PS2-2

Spiderman is swinging from a web when Doc Ock reaches out and snaps it in half. As he falls, he sees two objects below him:

a parked car and a pile of empty pizza boxes.

What should he aim for in order to decrease the force he will experience?

• The pizza boxes!

• The car!

• The ground!

Tags

NGSS.HS-PS2-3

Why would Spiderman experience less force if he landed on the car or the pizza boxes rather than the ground?

Tags

NGSS.HS-PS2-1

In which case will Spiderman's change in momentum be the smallest?

• Landing on the pizza boxes!

• Landing on the parked car!

• Landing on the ground!

• none of the above

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-3

Would Mr. Heavlin-Martinez's car or Ms. Wellenkamp's car be the safest? Why? (CHOOSE 2)

• Mr. H-M's car

• Ms. Wellenkamp's car

• It has a more rigid outer shell

• It has a larger crumple zone

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS2-3

Which object has the greatest momentum?

• A human walking down the street

• An elephant standing still

• A chicken moving at mach 3 (3x the speed of sound)

• The Death Star hitting it's hyperdrive (moving at the speed of light)

Tags

NGSS.HS-PS2-2

Which object has the greatest momentum?

• An ostrich moving at 23.6 m/s

• An elephant walking at a leisurely pace

• A chicken moving at mach 3 (3x the speed of sound)

• A "parked" Death Star (stationary in space)

Tags

NGSS.HS-PS2-2

A volley ball and a bowling ball are spiked at the same velocity towards the opposing team.

Which has the greatest change in momentum when stopped by the opposing player?

• The volleyball!

• The bowling ball!

Tags

NGSS.HS-PS2-2