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Chapter 7 Physio Questions and answers verified to pass 2025
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--11July 20252024/2025A+Available in bundle
- Chapter 7 Physio Questions and answers verified to pass 2025 
 
High frequency of vibration, as measured in hertz (Hz), would create 
 
a. high pitch. 
b. low pitch. 
c. loudness. 
d. softness. 
e. timbre. - correct answer A 
 
Sound can best be thought of as 
 
a. compression of air molecules by an object. 
b. changes in air pressure produced by the vibration of an object. 
c. particles of energy that travel at better than 20 miles per hour. 
d. packets of energy. 
e. expansion of air molecul...
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