Forms of energy

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter. It is the energy that makes things hot.

Front

What is light energy?

Back

Light energy is the energy that comes from light sources, like the sun or a light bulb. It helps plants grow and allows us to see.

Front

What is mechanical energy?

Back

Mechanical energy is the energy of moving objects. It can be the energy of motion (kinetic) or stored energy (potential).

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating objects. It travels in waves and can be heard by our ears.

Front

What is evaporation?

Back

Evaporation is the process where liquid water turns into water vapor (gas) when it is heated.

Front

What is condensation?

Back

Condensation is the process where water vapor cools down and turns back into liquid water.

Front

What is freezing?

Back

Freezing is the process where liquid water turns into solid ice when it gets very cold.

Front

What tool do we use to measure temperature?

Back

We use a thermometer to measure temperature and thermal energy.

Front

What is an example of thermal energy in everyday life?

Back

An example of thermal energy is the heat from a stove when cooking food.

Front

How do plants use light energy?

Back

Plants use light energy from the sun to make their food through a process called photosynthesis.