Question

Which one among the following waves are called waves of heat energy?; 1) Radio waves; 2) Microwaves; 3) Ultraviolet waves; 4) Infrared waves

Answer 1

❀ $\large{ \underline\textbf{Answer - }}$

Which one among the following waves are called waves of heat energy?
1) Radio waves
2) Microwaves
3) Ultraviolet waves ✔️✔️✔️
4) Infrared waves

As ${ \underline{\textbf{ultraviolet rays }}}$ mainly come from sun. So, in this question third option looks comfortable.

Answer 2

4) Infrared waves

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Infrared waves are called waves of heat energy