Review Unit 1

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

• size and shape

• mass and speed

• mass and veloctiy

• mass and energy

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

• 500 Kg m/s North

• 800 Kg m/s North

• 20000 Kg m/s North

• 50 Kg m/s North

A runner has a momentum of 650 kg m/s and is traveling at a velocity of 10 m/s. What is his mass?

• 65 kg

• 6500 kg

• 0.015 kg

• 640 kg

A 3 kg cart has a momentum of 18 kg m/s. What is its velocity?

• 6 m/s

• 54 m/s

• 0.17 m/s

• 15 m/s

Match the Position Time Graph to the correct Velocity Time Graph below.

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What is happening at A?

• Not moving

• Accelerating

• Slower steady velocity; moving away from the starting position

• Steady velocity; returning to start position

Tags

NGSS.HS-PS2-1

What is happening at D?

• Not Moving

• Accelerating

• Fast steady velocity; moving away from the starting position

• Slower steady velocity; moving away from the starting position

Tags

NGSS.HS-PS2-1

What segment shows uniform motion (constant velocity)?

• O to A

• A to B

• B to C

• D to E

Which runner has a greater velocity?

• A (purple)

• B (red)

• They have the same velocity.

• There is not enough info

Match the Velocity Time Graph with the correct Position Time Graph below.

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