Question

class 8 science chapter 13 sounds summary

Answer 1

Summary.

Sound is produced due to vibration of different objects. ... Sound travels as successive compressions and rarefactions in the medium. In sound propagation, it is the energy of the sound that travels and not the particles of the medium.

Answer 2

sound is something which produces the sensation of hearing in our ears everyday we wear different type of sound produced by living things as well as non living things we can recognize some of the sounds even without saying the body that produces it for example the barking of dog roaring of lions and mewing of cats even non living things produce a variety of sound like horns of vectors sound produced by generators aeroplanes trains etc.