Chapter 4 Retest

Front

What is energy transformation?

Back

Energy transformation is the process of changing energy from one form to another, such as electrical energy to thermal energy.

Front

What are the two forms of energy produced by a toaster?

Back

Thermal energy and light energy.

Front

What is chemical potential energy?

Back

Chemical potential energy is the energy stored in the bonds of chemical compounds, like gasoline in a gas tank.

Front

Can energy be created or destroyed?

Back

No, energy cannot be created or destroyed; it can only be transformed from one form to another.

Front

Where does a roller coaster have the greatest potential energy?

Back

At the top of the biggest hill.

Front

What happens when you plug in an Xbox?

Back

Electrical energy is transformed into sound and light energy.

Front

What is potential energy?

Back

Potential energy is the stored energy in an object due to its position or state.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Front

Give an example of energy transformation in everyday life.

Back

When a light bulb is turned on, electrical energy is transformed into light and thermal energy.

Front

What is the law of conservation of energy?

Back

The law of conservation of energy states that energy cannot be created or destroyed, only transformed.