Light Energy

Front

What do we call an object that allows light to pass through easily?

Back

Transparent

Front

Which material is most likely to be transparent?

Back

Glass

Front

What is the term for the measure of how high or low a sound is?

Back

Pitch

Front

What happens to the pitch of a sound when the strings on a guitar are tightened?

Back

The pitch becomes higher.

Front

What is the opposite of transparent, where light cannot pass through?

Back

Opaque

Front

What is a common example of a transparent object?

Back

Window glass.

Front

What type of material allows some light to pass through but not all?

Back

Translucent.

Front

What is the relationship between the tension of a string and the pitch of the sound it produces?

Back

Higher tension results in a higher pitch.

Front

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

Back

Refraction.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.