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Physics 12 Online
OpenStudy (anonymous):

a drinking straw 3mm in diameter is in a glass of water 8 cm in diameter, 8.5 cm of the straw above the level of the water. a child sucks on the straw and the level of the water in the cup drops at 0.20 cm/s. whats the difference in pressure between the mouth and the atmosphere?

OpenStudy (fellowroot):

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