Waves: Sound and Light Unit

Front

What do waves transfer?

Back

Energy

Front

True or false? Sound waves are longitudinal and light waves are transverse.

Back

True

Front

When you see a color, what are you seeing?

Back

You are seeing the wavelengths of that color reflected off an object.

Front

What phenomenon occurs when stars move away from the Earth?

Back

Red shift

Front

Which travels faster: light or sound?

Back

Light travels faster than sound.

Front

What type of wave is a sound wave?

Back

A sound wave is a longitudinal wave.

Front

What type of wave is a light wave?

Back

A light wave is a transverse wave.

Front

What happens to light when it hits a green leaf?

Back

The green wavelengths are reflected, and other colors are absorbed.

Front

What is the speed of light in a vacuum?

Back

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

Front

What is the speed of sound in air at room temperature?

Back

Approximately 343 meters per second (m/s).