em spectrum code example

Example 1: electromagnetic spectrum

Radio waves,
Microwaves,
Infrared Radiation,
Visible Light,
Ultraviolet,
X-Rays,
Gamma Rays. 

No Problem

Example 2: em spectrum

In accending frequencies, and decending wavelength:

Radio Waves
Microwaves
Infrared Radiation
Visible Light
Ultraviolet
X-Rays
Gamma Rays