Light and Sound Waves Review

Front

What color is being reflected back into your eyes if something appears to be orange?

Back

Orange

Front

What is the medical term for using sounds to create images?

Back

Ultrasound

Front

What color would you wear if you wanted to stay warm?

Back

Black

Front

What color is a mixture of all the colors?

Back

White

Front

What device is used to put all of the colors of the rainbow back together?

Back

Prism

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second (km/s).

Front

What is the difference between a sound wave and a light wave?

Back

Sound waves are mechanical waves that require a medium to travel through, while light waves are electromagnetic waves that can travel through a vacuum.

Front

What is the term for the bending of light as it passes from one medium to another?

Back

Refraction

Front

What is the primary source of natural light on Earth?

Back

The Sun

Front

What is the phenomenon called when light is separated into its component colors?

Back

Dispersion