CA#2 Review

What type of energy is in this picture?

• Kinetic
• Potential
• Chemical
• Sound

On a roller coaster, where is maximum potential energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

On a roller coaster, where is maximum kinetic energy?

• At the bottom of a big hill
• When going around a corner
• When going upside down
• At the top of a big hill

A baseball held by a pitcher has _____________energy.

• Kinetic
• Chemical 
• Potential
• Thermal

At what position does the rock have the greatest kinetic energy?

• A
• B
• D
• E

Wood, batteries, gasoline, and  food are all examples of ________________________.

• gravitational potential energy
• elastic potential energy
• chemical potential energy
• None of the above

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

• more
• less
• none of the above
• all of the above 

What kind of energy is in a moving skateboard?

• Potential
• Kinetic

Explain what happens to the potential energy of a rock as it falls off the side of a cliff.

• The kinetic energy decreases as the potential energy increases.
• The kinetic energy decreases as the potential energy decreases.
• The potential energy decreases as the kinetic energy increases.
• The potential energy decreases as the kinetic energy decreases. 

What energy transformation takes place when you turn on an electric light?

• Chemical > light + heat

• Chemical > electrical + heat

• Mechanical > light + heat

• Electrical > light + heat