Question

Which of the following is true about sound waves? (1 point)
Responses

Sound moves faster in a lake than in the ocean.
Sound moves faster in a lake than in the ocean.

Sound would move faster in a pool of water than in a pool of Jello.
Sound would move faster in a pool of water than in a pool of Jello.

Sound would move faster in a pool of rubber than in a pool of diamonds.
Sound would move faster in a pool of rubber than in a pool of diamonds.

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

Answer 1

"Sound moves faster in the ocean than in the air." — True.

Reason: sound travels faster in denser, more elastic media (liquids and solids) than in gases; typical speed in seawater (~1500 m/s) is much higher than in air (~343 m/s). The other statements are false.