Momentum and Impulse

A bicycle has a momentum of 24 kg m/s. What momentum would the bicycle have if it had twice the mass and was moving at the same speed?

• twice the momentum; 48 kg m/s

• 1/2 the momentum; 12 kg m/s

• 4x the momentum; 96 kg m/s

• 1/4 the momentum; 6 kg m/s

Tags

NGSS.HS-PS2-2

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

Tags

NGSS.HS-PS2-2

What is the momentum if the mass is of an object is 50 kg and it has a velocity of 25 m/s?

• 2 kg m/s

• 125 kg m/s

• 10 kg m/s

• 1250 kg m/s

Tags

NGSS.HS-PS2-2

Cart A is pulled with a 2 Newton force for 2 seconds, and Cart B is pulled with a 1 Newton force for 3 seconds. Which cart experiences the greatest impulse?

• Cart B

• Cart A

• they are the same

• (none of these)

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-1

Which of the following best describes impulse?

• The change in velocity of an object

• The change in momentum of an object

• The force applied to an object over a distance

• The energy transferred to an object

Tags

NGSS.HS-PS2-2

How does applying a larger force over a shorter time period affect the impulse delivered to an object?

• It decreases the impulse.

• It increases the impulse.

• It has no effect on the impulse.

• It changes the direction of the impulse.

Tags

NGSS.HS-PS2-1

A 0.2 kg ball is thrown with a velocity of 15 m/s. What is the impulse required to stop the ball?

• 3 Ns

• 0 Ns

• 15 Ns

• 30 Ns

Tags

NGSS.HS-PS2-2

A 50kg skater has a momentum of 500 kg m/s. How fast are they going? Do not include units

Mathematical Equivalence

ON

Tags

NGSS.HS-PS2-2

If a 50kg car has a momentum of 200 kg m/s, how fast is it going? Do not include units

Mathematical Equivalence

ON

Tags

NGSS.HS-PS2-2

If a 100kg car has a momentum of 2000 kg m/s, how fast is it going? Do not include units

Mathematical Equivalence

ON

Tags

NGSS.HS-PS2-2