Light Waves Unit Vocabulary Test

Front

What is Energy?

Back

The ability to do work or cause change

Front

What is Light?

Back

A form of energy visible to the human eye

Front

Absorb

Back

When a material takes in light energy

Front

Reflection

Back

When light bounces off a surface

Front

What is Transmission?

Back

The passage of light through a material

Front

Genetic Material

Back

DNA that controls how cells function

Front

What is UV Light?

Back

A type of light that can damage skin and cause cancer

Front

Melanin

Back

A pigment in the skin that provides some protection against UV damage

Front

Emit

Back

To release or give off light

Front

Light Source

Back

The origin of light, such as the sun or a bulb