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How does the pitch of an approaching siren change because of the Doppler effect? A. It becomes lower. B. It becomes louder. C. It does not change. O D. It becomes higher.
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2 votes
How does the pitch of an approaching siren change because of the Doppler

effect?
A. It becomes lower.
B. It becomes louder.
C. It does not change.
O
D. It becomes higher.

User Sheitan
by
7.5k points

1 Answer

9 votes
It’s D) It becomes higher I’m pretty sure


Good luck!!
User Laurentb
by
8.2k points
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