The Doppler effect causes sounds moving toward an observer to sound _____. lower louder higher

Question

The Doppler effect causes sounds moving toward an observer to sound _____.

lower

louder

higher

softer

in progress 0
Diễm Kiều 6 months 2021-08-03T01:11:06+00:00 2 Answers 4 views 0

Answers ( )

    0
    2021-08-03T01:12:31+00:00

    It makes them sound softer

    0
    2021-08-03T01:12:40+00:00

    Answer: softer

    The sound waves become weaker, so to an observer this wave is lighter sound.

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )