FILL UPS
4.A drinking straw works on the existence of_____.
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Explanation:
A straw works because when you suck the air out of the straw it creates a vacuum. This causes a decrease in air pressure on the inside of the straw. Since the atmospheric pressure is greater on the outside of the straw, liquid is forced into and up the straw and into your mouth
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A drinking straw works on the existence of atmospheric pressure.
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