Unit 3: Energy Review

Front

What happens to kinetic energy (KE) as mass increases?

Back

Kinetic energy increases.

Front

What is one way to help reduce energy consumption?

Back

Use more efficient light bulbs, like LED or compact fluorescent bulbs.

Front

What type of energy is represented by heat?

Back

Thermal energy.

Front

What is a resource that can be replenished quickly called?

Back

Renewable resource.

Front

What type of energy is stored in a battery?

Back

Electric Potential energy.

Front

Define kinetic energy.

Back

The energy an object possesses due to its motion.

Front

Define potential energy.

Back

The energy stored in an object due to its position or state.

Front

What is the formula for kinetic energy?

Back

KE = 1/2 mv², where m is mass and v is velocity.

Front

What is the difference between renewable and non-renewable resources?

Back

Renewable resources can be replenished naturally in a short time, while non-renewable resources take millions of years to form.

Front

Give an example of a renewable energy source.

Back

Solar energy.