We can sip water from a glass tumbler by using a straw. Give reasons
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2
Answer:
because when we sip water the wight of water is going upward with the air
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Explanation:
to sip water from a tube all we need is negative pressure which forms when we pull out the air from the tube hence the water rises in the tube and reaches the mouth
hence we can use any tube to sip water if we can remove air from it through out mouth
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