Light and Sound Energy

Front

What is light energy?

Back

Light energy is a form of energy that travels in waves and can be seen by the human eye.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating objects, which creates sound waves that travel through air, water, or solids.

Front

What is the definition of energy?

Back

Energy is the ability to do work.

Front

What is white light?

Back

White light is the light of the sun, made up of many different colors of light added together.

Front

What happens to light rays when they pass through water?

Back

Light rays refract, or bend, when they pass through water because light moves at different speeds through different materials.

Front

What is a high frequency sound?

Back

A high frequency sound is a sound that has a high pitch.

Front

What type of energy does a lamp produce when switched on?

Back

A lamp produces light energy when it is switched on.

Front

What is the light spectrum?

Back

The light spectrum is the range of different colors of light that can be seen, including red, orange, yellow, green, blue, indigo, and violet.

Front

What is an example of renewable energy?

Back

Solar energy is an example of renewable energy, as it comes from the sun and can be replenished.

Front

What is the difference between sound energy and light energy?

Back

Sound energy is produced by vibrations and travels in waves, while light energy travels in electromagnetic waves and can be seen.