Invisible light

Radio Wave:are the longest waves of the electromagnetic spectrum .

Microwave:is a short wave radio wavs water in food absolut microwavereadily microwave are short wave radio waves.

Infrared light:means just beyond red

Ultraviolet (UV) LIGHT IS MADE UP OF WAVE JUST SHORTER THAN VISIBLE LIGHT ON THE SPECTRUM. 

XRAYS:the shorter wavelenght of the spectrum xrays and gammarays .

introdoction:the xrats have a greatpenetring power.