Answers

2016-02-13T18:23:48+05:30
1.if the sound waves have a small amplitude,then the sound will be faint.on the other hand if the sound waves have a large amplitude,then the sound will be loud.
2.the pitch of a sound is directly proportional to its frequency.sounds of low frequency said to have low pitch whereas sounds of high frequency are said to have high frequency are said to have high pitch
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