Chemistry, 15.02.2022 19:30 blackjack73
An object is moving away from you while making a sound.
What is perceived about the pitch of the sound?
It is perceived to be higher.
It is perceived to be fluctuating.
It is perceived to be lower.
It is perceived to be unchanged.
Answers: 2
Chemistry, 22.06.2019 14:00
650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal
Answers: 2
An object is moving away from you while making a sound.
What is perceived about the pitch of the s...
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