Science : Light Energy

Front

What is a non-luminous object?

Back

A non-luminous object is an object that does not emit its own light. It can only reflect light from other sources.

Front

Give an example of a non-luminous object.

Back

Spectacles are an example of a non-luminous object.

Front

What is light energy?

Back

Light energy is a form of energy that is visible to the human eye and is responsible for the sense of sight.

Front

What is heat energy?

Back

Heat energy is the energy that comes from the temperature of matter. It is the energy that causes the sensation of warmth.

Front

What is sound energy?

Back

Sound energy is the energy produced by vibrating sound waves that can be heard by the human ear.

Front

What is magnetic energy?

Back

Magnetic energy is the energy associated with magnetic fields and the forces they exert on magnetic materials.

Front

What is an example of energy being used?

Back

Cooking is an example of energy being used.

Front

What is the source of energy for a light bulb?

Back

The source of energy for a light bulb is light energy.

Front

What is the source of energy for a stove?

Back

The source of energy for a stove is heat energy.

Front

What is the source of energy for a speaker?

Back

The source of energy for a speaker is sound energy.