Question

CWrite true or false. Correct the false statements.
Sound is produced by vibrating bodies.
Loudness of a sound depends upon the frequency of the sound.
Sound travels fastest in vacuum.
The human ear can hear two sounds separately only if they reach the car after an intervalo
one twentieth of a second
SONAR is used to produce and transmit low frequency sound waves​

Answer 1

Answer:

1,3,5 are true.

Explanation:

Sound is produced by vibrating bodies.

Sound travels fastest in vaccum.

SONAR is used to produce and transmit low frequency sound waves.

I think these are true..

Answer 2

Answer:

1

2

3

ARE TRUE.

AND OTHERS ALL ARE FALSE

TQ.