Question

plz tell me the 2 question answers ​

Answer 1

3.Sound waves enter the ear canal and cause the eardrum to vibrate .Moving fluids bends thousands of delicate hair-like cells which convert the vibrations into Nerve Impulses.

Nerve Impulses are carried to the brain by the auditory nerve . In the brain,these Impulses are converted into what we hear as a sound.

4.wash your eyes with cold water.Do not use too bright or too dim light while reading or working.at a healthy,balanced diet .

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