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What will happen to the pressure inside of a jar when you suck out al of the air?Does it decrease or increase?
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What will happen to the pressure inside of a jar when you suck out al of the air?Does it decrease or increase?

User Grzegorz Mogilewski
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Answer:

the pressure decreases because there is a sudden lack of air. some times, cans will crush if the air is sucked out; this is because the pressure on the outside is greater than the inside

User Glebka
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