Transverse & longitudinal are classified as ____.

What are two types of waves?

All waves can be reflected

The change in direction of a wave when it changes speed as it travels from one material to another.

The bending of waves around a barrier.

When waves overlap.

Waves that move through the ground during an earthquake.

Light waves travel as an ________________ wave.

Which wave travels faster in the vacuum of space?

Light rays travel in a ________ bean from the source.

Which color is an interaction of light that causes light to change direction (scattering)?

The electromagnetic spectrum shows three types of the sun's wavelengths:

Which part of the electromagnetic spectrum is visible to human eyes?

Translucent means ______.

Allows passage of light into the eye and it focuses light.

The hole where light enters into the eye.

Controls the amount of light entering the eye.

Supports the eyeball and provides attachment to the muscles (white in color).

Allows us to see objects near and far.

Converts light waves to electrical signals.

The other eye compensates for this area.

Vibrations that produce waves of energy that move through matter and are a form of energy.

A back and forth movement.

Sound waves must have a ______ to travel through.

What are the properties of sound waves?

A high or low sound is measured in ____.

Pitch is measured in _____.

You can die from sound reaching 300 decibels.

The closer a sound gets, the higher the pitch. The further away a sound gets , the lower the pitch. This is the _____.

Sound travels through all forms of matter.

Sound waves slow down when traveling through molecules.

Light waves slow down when traveling through matter.

The bouncing of sound off a surface.

Curtains are installed in home theaters to help the sound. This is an example of ______.

Some animals use sound waves to find food. This is called ____.

Which part of the ear collects and amplifies sound waves?

Sound waves first enter the human body at the _____.

The ear canal ____________.

This part of the ear acts as a drum and vibrates sound waves.

These bones are the tiniest bones of the body.

Tiny hair cells and fluid help in sending sound waves to the auditory nerve.

The optic nerve and auditory nerve both.

Without this part of your body, you would not be able to see, hear, touch, walk, or talk.

Highest point of a wave.

There is sound in space.

Measurement between crests of a wave.

Energy that is stored.

A push or/and a pull.

Amplitude is the measurement between crest and trough.