Question

Distinguish between pleasant and unpleasant sound

Answer 1

Answer:

pleasant are that sound that can good by listening for human ears example birds voice

unpleasant sound is that was no bad by listening by human ears... example noice of tranport

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Answer 2

Answer:

Pleasant sound is the sound qhich do not hurts our ear and make us feel cool and happy. It is below 85db. Unpleasant sound is the sound which hurts our ear and makes us angry and disappointed. All the sound above 85db are unpleasant sounds.

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