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Oksana_A [137]
3 years ago
15

1 point

Physics
2 answers:
Sphinxa [80]3 years ago
7 0

Answer:

the answer is doppler effect

Explanation:

the doppler effect is the change in frequency of a wave in realation to an observer who is moving relative to the wave source. it is named after the austrian physicist christan doppler,who described the phenomenon in 1842. :) happy to help

Anna11 [10]3 years ago
5 0

Answer:

doppler effect

Explanation:

took the quiz

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