student placed her ear on a desk and listened to a second student tapping lightly The experiment was repeated with the same tapping, but this time the first student kept her ear 3 cm above the desk surface, and the sounds were different. What is the best explanation for this situation and why.
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Answer:
The best explanation that I can give is when we placed our ear on the desk the vibration travels in the desk and because the ear is connected on the desk.
And the sound will become different because the vibration will not be heard by our ear and we can hear other noises around us.
sana po makahelp sa question.