Momentum Energy

The momentum of an object depends on

• Its mass only

• Its velocity only

• Its mass and velocity

• none of the answers

A massive object will always have more momentum than a smaller object.

• True

• False

Tags

NGSS.HS-PS2-2

An object had a p_i of 30kgm/s and ended with a p_f of 40 kgm/s. What was the impulse?

• 2 kg m/s

• 10 kg m/s

• 70 kg m/s

• 5 kg m/s

An object has P_i of 20kgm/s ends up with a P_f of 40kgm/s. How long would a 5N force needed to act?

• 3s

• 8s

• 7s

• 4s

What type of collision is shown below

• Elastic

• Inelastic

• None

What type of collision is shown below?

• Elastic

• Inelastic

• None

With the information given solve for the final velocity.

• 3m/s

• 5m/s

• 1m/s

• 4m/s

Is momentum conserved?

• Yes

• No

Which object has the highest F_w (weight force)?

• A

• B

• C

Which object would require the least work to if each was lifted 1 meter?

• A

• B

• C