END OF MODULE 4 Test

Front

What is the distance between the crests of two waves called?

Back

Wavelength

Front

What unit is used to measure the number of complete wave cycles in a second?

Back

Hertz

Front

What is the relationship between wavelength and frequency?

Back

As wavelength goes down, frequency goes up.

Front

Which type of wave has the shortest wavelength?

Back

UV rays

Front

What is the correct order of waves on the electromagnetic spectrum in order of increasing frequency?

Back

Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

Front

Define wavelength.

Back

The distance between successive crests of a wave.

Front

Define frequency.

Back

The number of complete wave cycles that pass a point in one second.

Front

What is the electromagnetic spectrum?

Back

The range of all types of electromagnetic radiation.

Front

What type of waves are used in microwave ovens?

Back

Microwaves

Front

What is the speed of light in a vacuum?

Back

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