Kinetic & Potential Energy Test

The faster an object moves, the ________ kinetic energy it has. 

• more

• less

Increasing an object's mass will increase its kinetic energy.

• true

• false

Car 1 and Car 2 have the same mass. Which of the following statements is true?

• Car 1 has the most kinetic energy because it is moving at a faster rate of speed.

• Car 2 has the least amount of kinetic energy because it is actually smaller than car one.

• Car 2 has the most kinetic energy because it is moving at a slower rate of speed.

• Car 1 has the least amount of kinetic energy because it is moving at a faster rate of speed.

Kinetic energy is measured in

• Newtons (N)

• Joules (J)

• Kilograms (kg)

• miles per hour (mph)

Where would this tossed baseball have the least amount of kinetic energy?

• point W

• point X

• point y

• point z

Where would this tossed baseball have the greatest amount of kinetic energy?

• point W

• point X

• point y

• point z

Calculate the kinetic energy of a moving 4 kg object travelling at a velocity of 3 m/s.

• 18 J
• 36 J
• 12 J
• 6 J

How much kinetic energy does a moving 6 kg object have if it moves with a velocity of 3 m/s?

• 27 J
• 18 J
• 9 J
• 2 J

What is the kinetic energy of a ball with a mass of 5kg rolling at 10m/s

• 50 J

• 500 J

• 250 J

• 25 J

Potential energy is...

• energy in motion

• stored energy