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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

A runner has a momentum of 670 kg m/s and is travelling at a velocity of 9 m/s. What is his mass?

• 6030 kg
• 0.0134 kg
• 74.4 kg
• 80 kg

The momentum of an object depends upon the object's ___________&_____________.

• size and shape

• mass and speed

• mass and veloctiy

• mass and energy

Determine the momentum of 1,000-kg car moving northward at 20 m/s.

• 20,000 N

• 20,000 Joules

• 20,000 Kg * m/s

• 20,000 kg * m/s north

When the speed of an object is doubled, its momentum...

• remains unchanged in accord with the conservation of momentum.

• doubles.

• quadruples.

• decreases.

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

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

• more 
• less
• the same

The total momentum before a collision is _________ the total momentum after a collision.

• equal to 
• less than 
• more than
• It depends on the type of collision

A child with a mass of 23 kg rides a bike with a mass of 5.5 kg at a velocity of 4.5 m/s to the south. Compare the momentum of the child with the momentum of the bike.

• Both the child and the bike have the same momentum

• the bike has a greater momentum than the child

• the child has a greater momentum than the bike

• neither the child nor the bike has momentum

Two objects stick together and move with a common velocity after colliding. Identify the type of collision.

• elastic

• perfectly elastic

• inelastic

• perfectly inelastic