Question

What waves are used in cellular phone (i phone, mobile unit, smart phones)? Write the negative impact of these waves on human health

Answer 1

Answer:

Radio waves are used in cellular phone.

Explanation:

The Radio waves are a class of electromagnetic waves which are less frequent than light and are used for transmission of information. Even though these waves are non-ionizing (i.e. It doesn't break or make chemical bonds), they cause radiation which cause heating and if it becomes really hot it is a bit harmful.