Q4 M3 - IMPULSE AND MOMENTUM

Which of the car is more difficult to stop? The ___________ one.

• heavier
• lighter
• small
• tiny

What is required by the law in order to lessen the injuries from car crashes?

• The use of seatbelts.
• An installation of inflatable airbags.
• A and B
• None of these

What is known as an object’s momentum? It is inertia in/at_________.

• motion
• rest
• A and B
• None of these

Which of the following factors momentum depends upon?

• Force and Mass
• Mass and Velocity
• Force and Velocity
• Mass and Weight

What can you say about the momenta of the two cars with different velocities? They have _________ momenta.

• different
• opposite
• same
• similar

Car A is travelling at 80km/h while car B is travelling at 30km/h. Which of the two cars would be more difficult to stop?

• Car A
• Car B
• both Car A and B
• none of these

What is known as the product of mass and velocity?

• Force
• Impulse
• Momentum
• Weight

What is the value of momentum for a stationary object whose velocity is zero ?

• 0
• 2
• 4
• 6

A bowling ball whose mass is 3.0 kg is rolling at a rate of 3.0 m/s. What is the momentum?

• 1 kg-m/s
• 6 kg-m/s
• 9 kg-m/s
• 10 kg.m/s

A pitcher throws a baseball with a mass of 0.6kg and a momentum 12kg-m/s. What is its velocity?

• 5 m/s
• 10m/s
• 15m/s
• 20m/s