As a stunt, you want to sip some water through a very long, vertical straw. (a) First,
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As a stunt, you want to sip some water through a very long, vertical straw.
(a) First, explain why the liquid moves upward, against gravity, into your mouth when you sip.
(b) What is the tallest straw that you could, in principle, drink from in this way?
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