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Sound Energy Chapter

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
membrane in the ear that vibrates with sound waves   eardrum  
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the apparent change in apitch of a noisy moving object.   dopplar effect  
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outer part of the ear which acts as a funnel to collect the sound wave   auricle  
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unit of frequency (measures how high or how low the sound is)   hertz  
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curved tubes in the inner ear filled with fluid that are responsible for a person's balance.   semicircular canal  
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frequency of sound that most people cannot hear   silent sound  
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how is intensity and amplitude alike?   the greater the frequency, the greater amplitude  
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the speed of sound   1,083  
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how much energy a sound wave produces   intensity  
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snail shaped tube in the inner ear that carried nerve impulses to the brain. the brain interprets the impulses as sound.   cochlea  
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how do materials effect sound?   different sound insulators  
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1,083feet per socond   speed of sound  
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how are pitch and frequency related?   pitch depends on frequency.  
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