Electromagnetic Spectrum

Front

What is the electromagnetic spectrum?

Back

The electromagnetic spectrum is the range of all types of electromagnetic radiation, which includes radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays.

Front

Which type of electromagnetic wave has the longest wavelength?

Back

Radio waves.

Front

Which type of electromagnetic wave has the most energy?

Back

Gamma rays.

Front

What are the two fields that make up an electromagnetic wave?

Back

Electric field and magnetic field.

Front

What is not a field that makes up an electromagnetic wave?

Back

Digital.

Front

What is wavelength in the context of electromagnetic waves?

Back

Wavelength is the distance between successive peaks of a wave, and it determines the type of electromagnetic radiation.

Front

How do radio waves, visible light, and X-rays differ from each other?

Back

They differ in wavelength.

Front

What is the order of electromagnetic waves from least energy to most energy?

Back

Radio Waves, Infrared, X Rays.

Front

What is the speed of electromagnetic waves in a vacuum?

Back

The speed of electromagnetic waves in a vacuum is approximately 299,792 kilometers per second (or about 300,000 kilometers per second).

Front

What is visible light?

Back

Visible light is the portion of the electromagnetic spectrum that can be detected by the human eye.