The common designations are radio waves, microwaves, infrared (IR), visible light, ultraviolet (UV), X-rays and gamma-rays. Radio waves have the longest wavelengths in the EM spectrum, according to NASA, ranging from about 1 millimeter (0.04 inches) to more than 100 kilometers (62 miles).lectromagnetic radiation is transmitted in waves or particles at different wavelengths and frequencies. This broad range of wavelengths is known as the electromagnetic (EM) spectrum. The spectrum is generally divided into seven regions in order of decreasing wavelength and increasing energy and frequency.
Opposite of radical word list. Here are a variety of words whose meaning is nearly the opposite of radical. 1  conservative. 2  inadequate. 3  incomplete. 4  moderate. 5  palliative.6  partial. 7  slight.8  superficial.9  tentative. 10  trial.ope the above listing of antonyms for radical is useful. This page may interest people looking for the opposite of radical and radical opposite. 1  opposite of radical. 2  what is the opposite of radical. 3  opposite to radical. 4  opposite meaning of radical.
'Opposite' or 'opposite to' suggests that two people or things are situated face to face, with an implication that they are on different sides of something. Examples: 'My hous â¦ e is opposite yours.' (Different sides of the road.) 'She sat opposite the policeman.' (Different sides of a table.) 'The settee is opposite the mirror. (Different walls of the room.) 'In front of' suggests that one person or thing is situated close to another person or thing, but nearer to a given point than that other thing is.