Chapter 7 Heat and Energy

Front

What is a conductor?

Back

A conductor is a material that allows energy to travel easily through it. An example of a conductor is metal.

Front

What type of energy does a toaster create?

Back

A toaster creates thermal energy, which is the energy that heats the bread.

Front

What happens to matter as molecules move faster?

Back

As molecules move faster, the matter gets warmer. This type of energy is called thermal energy.

Front

What kind of energy do you have when sitting at the top of a slide?

Back

When sitting at the top of a slide, you have potential energy, which is stored energy based on your position.

Front

When does a kid who is sledding have the most potential energy?

Back

A kid who is sledding has the most potential energy at the top of the hill.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter. It is the energy of moving molecules.

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

What is an example of a good insulator?

Back

An example of a good insulator is plastic, which does not allow energy to travel easily.

Front

What type of energy is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves.