Impulsive Force Model Momentum Test

Which object has the greater momentum

• An elephant standing in a field

• A skateboard moving

Tags

NGSS.HS-PS2-2

Which object has the least momentum?

• a 0.25 kilogram softball moving at 20 m/s

• a 7.25 kilogram bowling ball moving at 1 m/s

Tags

NGSS.HS-PS2-2

A biker with a mass of 75 kg moves along the path with a constant velocity of 5 m/s. What is the biker's momentum?

• 25 m/s

• 375 kg m/s

Tags

NGSS.HS-PS2-2

Which object listed below has the greatest momentum?

• A 0.05 kg object rolling at 0.2 m/s.

• A 0.4 kg object rolling at 2 m/s.

Tags

NGSS.HS-PS2-2

A 2 kg cart has a momentum of 16 kg m/s. What is its velocity?

• 8 m/s

• 32 m/s

Tags

NGSS.HS-PS2-2

A change in momentum is called an ____________.

• impulse

• force

Tags

NGSS.HS-PS2-2

If two objects have the same mass, then the faster moving object has ____________ momentum.

• more 
• less
• the same

Tags

NGSS.HS-PS2-2

An egg is thrown at a wall and at a bed sheet. The force of impact will be

• Greater against the wall
• Greater against the sheet
• Force is equal

Tags

NGSS.MS-PS2-1

The impulse experienced by an object is equal to the object’s change in ____________________________________.

• velocity

• momentum

Tags

NGSS.HS-PS2-2

A boy kicks a football with a force of 20 N, the time the force acts for is 0.3 s.

Calculate the impulse on the ball.

• 1 N*s

• 6 N*s