Question

All are examples of mechanical energy except?
a.radio signals sent through space
b.thunder heard from many miles away
c.the nuclei of atoms splitting into parts

Answer 1

Radio signals are actually electromagnetic waves so its option a.

Answer 2

Mechanical energy needs a medium to
Transfer

Answer 3

Electromagnetic wave can go without any medium

Answer 4

For example radio wave can go without any medium

Answer 5

U know sound wave can not go without any medium

Answer 6

So sound wave is a mechanical wave