1.) radio
2.)gamma
3.) gamma
4.)radio
5.)radio obviously hence the name
6.)gamma
7.)micro
8.)gamma
9.)ultraviolet
10.)ultraviolet
11.)gamma
12.)radio
13.)no
14.)transverse
15.)between 400 and 600
17.) x ray but its not on there for some reason
19.)transverse
21.) shorter and higher
22.) i think it might be shortest but that question is missing a bunch of needed informations