masondaniels09 masondaniels09
  • 25-03-2021
  • Chemistry
contestada

Ohio Achievement Test Coach Science, Grade 5
10. Bob first blows whistle hard. Then he blows the same whistle gently. What
changed when Bob blew the whistle the second time?
POSTTEST
A pitch
B. volume
C. pitch and volume
D. frequency

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ptrogames
ptrogames ptrogames
  • 25-03-2021
I think it’s the frequency? Because it lower his voice when he whistle again
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