Red,green,and blue are _______.
A) primary colours
B) secondary colours
C) additive colours
D) complementary colours
Correct Answer:
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Q78: The changes in pressure caused when molecules
Q92: Humans hear sounds ranging from 16 to
Q102: The oval window,cochlea,and basilar membrane are all
Q103: As sounds become louder,their _ increases.
A)frequency
B)pitch
C)amplitude
D)hertz
Q106: Frequency determines _.
A)pitch
B)amplitude
C)timbre
D)overtones
Q113: The middle ear includes the _.
A)ear canal
B)round
Q114: Hertz is a unit of measurement of
Q120: The physical stimuli for the sense of
Q121: The hammer,anvil,and stirrup are the _.
A)three components
Q140: Hearing begins when sound waves bump against
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