Question

What is the effect of increase of temperature on the speed of sound?

• A. it increases
• B. it decreases
• C. it may or may not increase
• D. No effect

Answer 1

Answer:

A. it increases

Read Explanation:

• The speed of sound increases with increase in temperature of the medium.

• Molecules at higher temperatures have more energy, and so they vibrate faster.

• Because of the faster molecular vibration, sound waves travel faster.

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