Multiple Choice
Juan and Joseph are opera singers.Juan is a baritone.Joseph is a tenor: his voice is higher-pitched.With respect to their physical properties,the sound waves corresponding to Juan's voice are lower in _____ than those corresponding to Joseph's voice; that is,they are lower in _____.
A) frequency; decibels
B) frequency; hertz
C) amplitude; decibels
D) amplitude; hertz
Correct Answer:

Verified
Correct Answer:
Verified
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