Light and Sound Waves Review

Front

What do we see when we observe the color of an object?

Back

The light being reflected off the item.

Front

True or False: The colors in soap bubbles come from light waves running into each other.

Back

True.

Front

What are sound waves?

Back

Vibrations of particles in the air.

Front

True or False: The light from lasers needs to be reflected before we can see it.

Back

True.

Front

Why do things appear to be a certain color?

Back

Because the color is reflected by the item.

Front

What is reflection in terms of light?

Back

Reflection is when light bounces off a surface.

Front

What is absorption in terms of light?

Back

Absorption is when an object takes in light and does not reflect it.

Front

What is transmission in terms of light?

Back

Transmission is when light passes through an object.

Front

What is a wave?

Back

A wave is a disturbance that transfers energy through space or matter.

Front

What is the speed of light?

Back

The speed of light in a vacuum is approximately 299,792 kilometers per second.