Red light, low energy (7.0 x 10m
700 nm)
Visible light
Blue light, high energy
8 X 10m
380 nm)
Frequency (s"")
3 x 10 3 x 10
3 x 10
3 x 10"
3 x 10"
3 x 10
3 X 10"
3 x 102
3 x 10-
Radio waves
Radar
Microwaves
Infrared
Ultraviolet
X-rays
Gamma rays
10
10
10
10
10-
10-2
10-4
10-
1
Wavelength (m)
Compared to a photon of red light with a wavelength of approximately 740 nm, a
photon of blue light with a wavelength of approximately 460 nm has a