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Aryan Attri from bhavan vidyala , asked a question
Subject: EVS , asked on 8/10/12

define light,sound and force?types and functions of them

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Akanksha Chauhan , From Kendriya Vidyalaya No.2 , added an answer
Answered on 11/10/12

Light Is Energy seen as Visible light or felt as Heat etc released from the fusion of hydrogen and other elements in stars, visible light that you refer to is a small section of broader spectrum that as well as V light includes xrays, radio waves etc.

sound is the Vibrations that travel through the air or another medium and can be heard when they reach a person 's or animal 's ear.

A force is a push or pull upon an object resulting from the object 's interaction with another object.

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