Which one of the following is not a form of energy?

Which one of the following is not a form of energy?

مندرجہ ذیل میں سے کون سی توانائی کی شکل نہیں ہے؟
Explanation

Lamp is not a form of energy; it is a device that uses electrical energy to produce light.

Sound, Light, and Heat are all valid forms of energy.