Properties of Light

Front

What is the unit for frequency?

Back

Hertz

Front

What is the distance between crest to crest or trough to trough called?

Back

Wavelength

Front

What is Planck's constant?

Back

6.63 X 10^-34 J·s

Front

What are tiny particles that make up light called?

Back

Photons

Front

Do microwaves have a higher frequency than radio waves?

Back

Yes, microwaves have a higher frequency than radio waves.

Front

What is the speed of light in a vacuum?

Back

3.0 X 10^8 m/s

Front

What is the relationship between wavelength and frequency?

Back

Wavelength and frequency are inversely related; as one increases, the other decreases.

Front

What type of electromagnetic radiation has the longest wavelength?

Back

Radio waves

Front

What type of electromagnetic radiation has the shortest wavelength?

Back

Gamma rays

Front

What is the visible spectrum?

Back

The range of wavelengths of light that can be seen by the human eye, approximately 400 to 700 nm.