Question

1. Fill in the blanks with suitable words. (AS)
b) Number of vibrations per second is called.
c) The intensity of sound can be measured in
d) Sound cannot travel in
e) Vibrating bodies produce.
The maximum displacement of a body from its mean position is called ...
nal humanbeing​

Answer 1

b. frequency

c. decible

d. vaccum

e. sound

f. amplitude