Momentum Review Answers

An object’s momentum is the product of its mass and acceleration.

• Agree

• Disagree

Increasing the velocity of an object increases its momentum

• Agree

• Disagree

Mass and momentum of an object are inversely proportional.

• Agree

• Disagree

Elastic collisions occur when two objects come together and stay combined after colliding.

• Agree

• Disagree

Impulse is a product of the force times how long the force is acting on an object.

• Agree

• Disagree

Moving at the same velocity, a less massive object has more momentum than a more massive object

• Agree

• Disagree

An object with more momentum requires more force to stop it.

• Agree

• Disagree

Stopping an object over a longer time period requires less force.

• Agree

• Disagree

Momentum is conserved in collisions.

• Agree

• Disagree

In hitting a stationary hockey puck having a mass of 0.180 kg, a hockey player gives the puck an impulse of 60 N-s. At what speed will the puck move toward the goal?

• 10.8 m/s

• 333.3 m/s

• 60.18 m/s

• 34.01 m/s