Science Reviewer for Mock Exam

What is energy?

• The ability to sleep

• The ability to do work

• The ability to play games

• The ability to make sounds

Where do humans get their energy from?

• Water

• Food

• Air

• Sunlight

What type of energy does a moving car have?

• Potential energy

• Kinetic energy

• Stored energy

• Heat energy

What type of energy does a book resting on a table have?

• Kinetic energy

• Heat energy

• Potential energy

• Light energy

What happens when potential energy is released?

• It stays the same

• It turns into kinetic energy

• It disappears

• It becomes sound energy

Which of the following is an example of kinetic energy?

• A bicycle parked outside

• A book on a shelf

• A moving roller coaster

• A sleeping dog

Which of these objects has potential energy?

• A running horse

• A car parked in a garage

• A flying bird

• A rolling ball

What happens to kinetic energy when an object slows down?

• It increases

• It turns into potential energy

• It disappears completely

• It becomes heat energy

Which of these best describes kinetic energy?

• Stored energy

• Energy of moving objects

• Energy that comes from food

• Energy that cannot be changed

Which of these is an example of converting potential energy to kinetic energy?

• A battery running out of power

• A rock falling from a cliff

• A candle melting

• A person sleeping