True or False: Concave mirrors have a flat surface.

True or False: Light that bounces off a smooth surface goes in many directions.

True or False: Radar and cellular phones use microwaves.

True or False: Light is an electromagnetic wave that can be seen.

True or False: Light always travels at the same speed in all mediums.

True or False: Light waves travel slower than sound waves do.

True or False: Light generally travels in a straight line.

The different colors of light that can be seen make up the ____.

The number of waves that pass a certain point in one second is the ___ of the wave.

Waves that come from the sun and other sources are ___.

Light cannot pass through ___ objects.

The distance that one wave travels in one second is the ___ of that wave.

Any surface that is able to reflect light to form an image of an object is a ____.

Opaque substances used to color other materials are called ___.

Waves that move perpendicular to the direction that the matter is moving are called ___ waves.

A piece of glass or another transparent object that refracts light and produces an image is a ___.

A convex surface curves outward and makes things look ___.

Refraction is the ___ of light as it passes from one medium to another.

The color that is seen depends on which colors of light are ___ to your eyes and which are absorbed.

The primary colors of light are red, blue and ___.

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