Question

help:))What is your reaction about TECHNOLOGY THAT POWERS CELL PHONES USING SOUND WAVES?

Answer 1

Pros-
-No need to charge.
-Sound waves:renewable source of energy.
-Reduced downtime in mobiles.

Cons-
-Requires use of sound waves, might lead to noise pollution.
-Inappropriate sound waves may lead to malfunctioning.

Answer 2

So just make 2 paragraphs or select either the pros or the cons, and make it into an essay, depending on the type you want.