Question

Describe two different forms of electromagnetic waves and explain their uses in technology

Answer 1

X-rays → They are commonly used in hospitals to produce photographs of                        bones which can be checked for breaks or fractures.
           → they can penetrate less dense matter such as skin and body                          tissue (but not bone)

ir rays →help in maintaining the warmth of the earth
           →these are used in TV remote controls 

hope it helps

Answer 2

Radio Waves • have a short wavelength to transfer to your tv and FM radio


Satellite Signals. • Pass easily through the Atmosphere and clouds used for microwaves,Toasters,Remote Controls