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Why does a rubber sucker stick against a wall and not fall down?

Question #82124. Asked by kaung30.

avatar
srini701
Answer has 12 votes
Currently Best Answer
srini701
20 year member
138 replies avatar

Answer has 12 votes.

Currently voted the best answer.
Because of air pressure. It sticks to the wall since the pressure outside the sucker is greater than that inside.


Jun 17 2007, 11:59 PM
MonkeyOnALeash
Answer has 6 votes
MonkeyOnALeash

Answer has 6 votes.
Same reason a syringe fill with a substance.

(see post on #82125)

Jun 18 2007, 2:52 AM
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