A person is talking on the phone. How does his eardrum work to hear a sound? (1M) *
1 point
the sound enters the inner ear and travels to the brain.
the sound vibrates the eardrum which sends signals to the brain.
the sound vibrates the eardrum which goes into the middle ear and the inner ear and then to the brain.
the sound enters the inner ear and vibrates the eardrum which sends the signal to the Brain.
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the sound vibrates the inner ear and enters the brain.
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Answer:
the sound enters the inner ear and travels to the brain.
is the right ans
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