Explain an experiment to demonstrate the existence of atmospheric pressure
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Water cover with cardboard does not flow out
This is because the force caused by the atmospheric pressure acts on the surface of the cardboard is greater than the weight of the water in the glass. This experiment proves that atmospheric pressure is present on the surface of the earth.
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Answer:
Water cover with cardboard does not flow out
This is because the force caused by the atmospheric pressure acts on the surface of the cardboard is greater than the weight of the water in the glass. This experiment proves that atmospheric pressure is present on the surface of the earth.
Explanation:
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