Question

Chapter:Sound Define: (i) Origin (ii) Propagation (iii) Perception

Answer 1

Answer:

1.

the point or place where something begins, arises, or is derived.

2Sound is a sequence of waves of pressure which propagates through compressible media such as air or water. (Sound can propagate through solids as well, but there are additional modes of propagation). During their propagation, waves can be reflected, refracted, or attentuated by the medium.

Explanation: