Momentum and Impulse Problems

Stickman stops a speeding train. He did ________ work on the train.

• positive

• negative

• zero

Tags

NGSS.HS-PS2-1

Stickman helps push a stalled car. He does ______ work on the car

• positive

• negative

• zero

Tags

NGSS.HS-PS2-1

A box is moving as shown in the picture. What is the momentum of the box?

• 4 kg m/s

• 5 kg m/s

• 9 kg m/s

• 20 kg m/s

Tags

NGSS.HS-PS2-2

A box is moving as shown in the picture. If the box slams into a wall and comes to a stop, what is the change in momentum of the box?

• 4 kg m/s

• -5 kg m/s

• 20 kg m/s

• -20 kg m/s

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

Scott kicks a 6 kg bowling ball. Before he kicks the ball, it is not moving. After he kicks the ball, it moves 3 m/s. How much work has he done?

• 180 Joules

• 18 Joules

• 27 Joules

• 20 Joules

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Pushasaurs rex pushes a large rock. The force vs distance graph shows his force on the rock. How much work did he do?

• 4000 J

• 2000 J

• 1000 J

• 6400 J

Tags

NGSS.HS-PS2-1

Sargent Drop jumps off 10 ft house every day of the week. On Monday he lands on a rock. On Tuesday, he lands on a large pillow. On both days, he is moving 10 m/s when he lands. On what day does he have the greater change in momentum?

• Monday

• Tuesday

• Equal

Tags

NGSS.HS-PS2-2

Sargent Drop jumps off 10 ft house every day of the week. On Monday he lands on a rock. On Tuesday, he lands on a large pillow. On both days, he is moving 10 m/s when he lands. On what day does he experience the greatest impulse?

• Monday

• Tuesday

• Equal

Tags

NGSS.HS-PS2-3

Sargent Drop jumps off 10 ft house every day of the week. On Monday he lands on a rock. On Tuesday, he lands on a large pillow. On both days, he is moving 10 m/s when he lands. On what day does he experience the greatest force?

• Monday

• Tuesday

• Equal

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

Airbags and collapsible bumpers both ​ (a)   the ​ (b)   to ​ (c)   the force in a collision.

• lengthen
• shorten
• time
• decrease
• work
• increase

Tags

NGSS.HS-PS2-3