37
QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 37 • LHS Physical Science

Farah is doing an experiment that involves calculating the speed of a longitudinal wave. What will most likely happen if she increases the temperature in the room?

Answer
A
The amplitude of the wave will increase.
B
The amplitude of the wave will decrease.
C
The speed of the wave will increase.
D
The speed of the wave will decrease.

Explanation

For a sound wave traveling through air, increasing the temperature makes the particles move faster and pass along vibrations more quickly. Therefore, the wave’s speed increases; temperature does not directly determine its amplitude. The correct choice is “The speed of the wave will increase.”

AI-written and checked against the verified answer.

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