Light waves travel more ________ than sound waves do.

Light generally travels in straight line.

When light travels through different mediums, the speed always ________.

Radar and cellular phones use microwaves.

Concave mirrors have a flat surface.

Light that bounces off a smooth surface goes in many directions.

#9 is pointing to _______?

# 8 is pointing to ______

#10 is pointing to _______

#11 is pointing to ______

Waves that move perpendicular to the way that the matter is moving are called _______ waves.

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

The distance that one wave travels in one second is called the ________ .

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

The light we can see with our eyes makes up the _______ .

Light cannot pass through _______ objects.

Waves that come from the sun and other sources are Mechanical waves.

Opaque substances used to color other materials are called ______ .

Any surface that can reflect light to form an image of an object is called mirror.

A piece of glass or other transparent object that refracts light and produces an image is called a __________ .

The bending of light as it passes from one medium into another is called _____ .

A convex surface curves outward and makes things look smaller.

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

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

When all the colors of light are reflected, you see _____ .

The first thing God created was light.

The waves in the electromagnetic spectrum are arranged in order of their wavelength.

All electromagnetic waves have

Electromagnetic waves have different wavelengths and different frequencies.

I'm trying to decide if I should buy a black or a white winter coat. I'm going to be outside a lot. When the sun is shining I want to be extra warm. Which color of coat should I buy so I can be even warmer.