Forms of Energy

Front

What is light energy?

Back

Light energy is a form of energy that is visible to the human eye. It is produced by sources like the sun, light bulbs, and flashlights.

Front

What is sound energy?

Back

Sound energy is produced by vibrations that travel through the air or other materials. It is what we hear when we listen to music or sounds.

Front

What is thermal energy?

Back

Thermal energy, also known as heat energy, is the energy that comes from the temperature of matter. It is used in cooking and heating.

Front

What is mechanical energy?

Back

Mechanical energy is the energy that is associated with the motion and position of an object. It can be kinetic (moving) or potential (stored) energy.

Front

What is electrical energy?

Back

Electrical energy is the energy caused by the movement of electrons. It powers our homes and devices.

Front

How does a flashlight work?

Back

A flashlight converts electrical energy into light energy, allowing us to see in the dark.

Front

What is an example of thermal energy in everyday life?

Back

An example of thermal energy is the heat produced by a campfire when cooking food.

Front

What are the two forms of energy used when playing cymbals?

Back

Playing cymbals uses mechanical energy (from the motion of striking) and sound energy (the noise produced).

Front

What is the relationship between heat and thermal energy?

Back

Heat is a form of thermal energy that is transferred between materials due to a temperature difference.

Front

Can sound energy travel through solids?

Back

Yes, sound energy can travel through solids, liquids, and gases, but it travels fastest in solids.