Question

sound can travel through

a.solid b.liquid c.air
d.all of these

6. Sound can travel through

(b) Liquids
(c) Air

7. Which of the following is not a string instrument

(a) Piano

(b) Violin
(c) Harmonium

8. The animal capable of hearing infrasound is

(a) Man
(b) Rhinoceros
(c) Cows

9. To change loud sound to feeble sound we decrease its

(a) Amplitude
(b) Frequency
(C) Speed

10. The vocal cords in human produce sound by vibrating

(a) Air colum
(b) Strings
c.Membranes
d. Plates​

Answer 1

Answer:

I cannot understand your question