Question

Why does sound travel faster through a steel bar than through a swimming pool filled with water?
Water has a larger wavelength than steel.
Steel has a larger wavelength than water.
Water is a denser medium than steel.
Steel is a denser medium than water.

Answer 1

Explanation:

Sound travels fastest through solids. This is because molecules in a solid medium are much closer together than those in a liquid or gas, allowing sound waves to travel more quickly through it. In fact, sound waves travel over 17 times faster through steel than through air.