Electromagnetic Spectrum

Front

EM waves _______ travel the same speed in a vacuum.

Back

always

Front

______ waves are vibrations in electrical and magnetic fields.

Back

Electromagnetic

Front

EM waves________________travel through space.

Back

Can

Front

The blue section of the wave is measuring _________________.

Back

wavelength

Front

Cell phones use_____________waves.

Back

Microwaves

Front

What is the electromagnetic spectrum?

Back

The range of all types of EM radiation, from radio waves to gamma rays.

Front

What is wavelength?

Back

The distance between two consecutive peaks of a wave.

Front

What are the main types of electromagnetic waves?

Back

Radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, gamma rays.

Front

What is the speed of electromagnetic waves in a vacuum?

Back

Approximately 299,792 kilometers per second (the speed of light).

Front

What is amplitude in a wave?

Back

The height of the wave from the rest position to the crest.