Electromagnetic spectrum

Radio wave order #, effect and application

1, nuclear spin, MRI

Microwave order #, effect and application

2, electron spin, H₂O rotation

Infrared waves order #, effect and application

3, molecular vibration, night vision

Visible light waves order #, effect and application

4, excites valence electrons, human vision

Ultraviolet waves order #, effect and application

5, excites valence electrons, sunburn

X-ray waves order #, effect and application

6, excites core electrons, medical imaging

Gamma ray waves order #, effect and application

7, nuclear decay

Visible wavelength

300-800 nanometers

Ultraviolet wavelength

10-300 nanometers

Infrared wavelength

800 nanometers-1 micrometer

X-ray wavelength

0.1-10 nanometers

Radio wavelength

1 millimeter-100 meters

Microwave wavelength

100 micrometers-100 centimeters

Gamma ray wavelength

Less than 0.01 nanometers

Red

650-720 nanometers

Violet

380-450 nanometers