Question

9. The velocity if propagation of
sound in ascending order is
O 1) air < liquid < solid
2) solid<liquids>air
Ο Ο Ο Ο
) 3) liquid < air < solid
4) solid < air < liquid
​

Answer 1

Answer:

• 1) air<liquid<solid

Explanation:

• Sound needs a medium to travel.
• Medium is comprised of particles
• As solid substances has particles compacted, sound can propagate fastest in them as compared to solids or liquid

Answer 2

Answer:

1) air < liquid < solid

Explanation:

The ascending order of velocity of sound is

nitrogen<water<steel which means air<liquid<

solid