KINETIC ENERGY TEST

What kind of energy is in a stationary skateboard?

• Potential

• Kinetic

What kind of energy is in a rock at the edge of a cliff?

• Potential
• Kinetic

Which is the best example of kinetic energy?

• a car parked on a steep hill 
• a tennis ball rolling across the court
• a picture hanging on the wall 
• a piece of coal before it's burned 

How much KE does a moving 6 kilogram object have if it moves with a velocity of 4 m/s?

• 27 J

• 18 J

• 48 J

• 2 J

As the velocity of an object decreases its KE will...

• increase
• decrease
• stay the same

What is the mass of a moving object that has 200 Joules of KE and moves at a velocity of 2 m/s?

• 50 kg

• 200 kg

• 25 kg

• 100 kg

What is the KE of a football which has a mass of 0.8 kg and is kicked at a velocity of 10 m/s.

• 80 J
• 3.2 J
• 160 J
• 40 J

What two factors affect an object's kinetic energy?

• area and volume

• mass and weight

• weight and height

• mass and 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