Question

1. order the types of electromagnetic radiation from longest wavelength (1) to shortest wavelength (7).

____: gamma
____: infrared
____: microwaves
____: radiowaves
____: ultraviolet
____: x - ray
____: visible

Explanation:

Step1: Recall EM - radiation wavelength order

The order of electromagnetic radiation from longest to shortest wavelength is: radio - waves, microwaves, infrared, visible light, ultraviolet, X - rays, gamma rays.

Answer:

gamma: 7
infrared: 3
microwaves: 2
radiowaves: 1
ultraviolet: 5
x - ray: 6
visible: 4