IMPULSE/MOMENTUM TEST 1

Which object has the greater momentum

• An elephant standing in a field
• A train resting in the rail yard
• A skateboard moving
• A boy sitting in a chair

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
• a 2 kilogram rock moving at 3 m/s
• a 2 kilogram rock resting on a stump

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 m/s
• 25 kg 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 0.15 kg object rolling at 2 m/s.
• A 0.15 kg object rolling at 1 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
• 0.125 m/s
• 18 m/s

Tags

NGSS.HS-PS2-2

A change in momentum is called an ____________.

• impulse
• amperes
• force
• power

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.HS-PS2-1

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

• velocity
• mass
• momentum
• time

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
• 33.3 N*s 
• None of these