Energy Unit Review

A change from one form of energy into another is called:

• Work
• Power
• Energy Transformation
• Conservation

The law of conservation of energy states that when one form of energy is transformed into another, energy is:

• Not created or destroyed
• Destroyed
• Created
• Turned in to Peanut Butter

The energy that comes from the splitting of a nucleus of an atom is ___________?

• Nuclear energy
• Fusion Energy
• Chemical Energy
• Mechanical Energy

Suppose three people were going sledding. What is one way to increase their potential energy?

• Wax the runners on the Wax the runners on the sled.
• Pull faster
• Find a taller hill
• Wait until the snow is deeper.

What type of energy is occurring as a sled is moving down the hill?

• Potential energy
• Kinetic energy
• Thermal energy
• Moving energy

A battery is added to a circuit to make a light bulb light. What two types of energy are being used?

• Chemical and electrical
• Thermal and solar
• Mechanical and chemical
• Electrical and kinetic

What type of energy does a burning candle represent?

• Heat
• Solar
• Potential
• Mechanical

Animals use energy from food to move. What type of energy transformation is occurring?

• Mechanical to chemical
• Chemical to mechanical
• Heat to mechanical
• Thermal to mechanical

The Law of Conservation of energy states that energy cannot be _____ or ______.

• Created; transformed
• Transformed; destroyed
• Created; destroyed
• Kinetic; potential

At which point in the rollercoaster ride does the car have the greatest potential energy?

• W

• X

• Y

• Z