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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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alimishae alimishae
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6 years ago
Humans can detect sound vibrations between ________ and ________ cycles per second.
 
  A) 30; 700
  B) 25; 4,000
  C) 30; 20,000
  D) 25; 9,000
  E) 300; 45,000
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haleyhaley
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6 years ago
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alimishae Author
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6 years ago
You make an excellent tutor!
prime7105
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Yesterday
this is exactly what I needed
Tim0301
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2 hours ago
Good timing, thanks!
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