MELTS

Front

What is light energy?

Back

Light energy is the energy that we can see. It is produced by sources like the sun and light bulbs.

Front

What is sound energy?

Back

Sound energy is the energy that we can hear. It is produced by vibrations, like when a bell rings.

Front

How does light energy travel?

Back

Light energy travels in straight lines and is faster than sound energy.

Front

What is the ultimate source of energy for Earth?

Back

The ultimate source of energy for Earth is the sun.

Front

What can change electrical energy into light energy?

Back

A lamp can change electrical energy into light energy.

Front

What type of energy is produced when a doorbell rings?

Back

When a doorbell rings, it produces sound energy.

Front

What is mechanical energy?

Back

Mechanical energy is the energy of movement. It can be seen in moving objects.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from heat. It is produced when objects are heated.

Front

What is electrical energy?

Back

Electrical energy is the energy that comes from electric charges. It powers devices like radios and lamps.

Front

What is solar energy?

Back

Solar energy is the energy that comes from the sun. It can be used to generate electricity.