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Author Question: The amplitude of a sound wave is encoded as _________, whereas the frequency of a sound wave is ... (Read 339 times)

khang

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  • Posts: 569
on: Jun 21, 2018
The amplitude of a sound wave is encoded as _________, whereas the frequency of a sound wave is encoded as _________.
 
  a. loudness; pitch
 b. pitch; loudness
  c. pure tones; complex tones
 d. timbre; pitch

Question 2

Leptin is produced and secreted by
 
  a. the pancreas.
 b. the pituitary gland.
  c. the arcuate nucleus.
  d. fat cells.


nguyenhoanhat

  • Sr. Member
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  • Posts: 332
Reply #1 on: Jun 21, 2018
Answer to Question 1

a

Answer to Question 2

d


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