Which of the following is true about sound waves?

Question

a. Sound moves faster in a lake than in the ocean.
b. Sound would move faster in a pool of water than in a pool of Jello.
c. c. Sound moves faster in the ocean than in the air.
d. Sound would move faster in a pool of rubber than in a pool of diamonds.

Answer 1

c. Sound moves faster in the ocean than in the air.