Q652. What are periodic changes in pressure that propagate through the air?
✅ Correct Answer: B) Sound waves
Explanation: Sound waves are periodic changes in pressure that propagate through the air and it can be measured by a microphone.
Q652. What are periodic changes in pressure that propagate through the air?
✅ Correct Answer: B) Sound waves
Explanation: Sound waves are periodic changes in pressure that propagate through the air and it can be measured by a microphone.