011-40705070  or  
Call me
Download our Mobile App
Select Board & Class
  • Select Board
  • Select Class

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

Asked by Aryan Attri (student) , on 8/10/12

Become Expert
Score more in EVS
Start Now with Video Lessons, Sample Papers, Revision Notes & more for Class-III - CBSE 

BEST ANSWER Certified by MeritNation Expert  

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.

Posted by Akanksha Chauhan (student) on 11/10/12

This conversation is already closed by Expert

Ask a QuestionHave a doubt? Ask our expert and get quick answers.
Show me more questions