Suck water height
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Water in a pipe that is being sucked up by a suction pump, is actually being pushed up by the air pressure. Therefore the weight of the water in the pipe cannot be stronger than the atmospheric pressure against the bottom of the water column. A column of water taller than 10 m is.
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A Really Long Straw
Suction - Wikipedia
The key to understanding this is realizing that suction is not a force, but simply removing an Atmospheric pressure at sea level is inches (approx. 76 cm) .
Description:Drinking glass filled with water Level surface that can get wet or if not, something to protect it Sturdy chair or table on which to stand Preparation Have an adult help to cut two half-inch slits, across from one another, lengthwise in one end of a plastic straw. These cuts will help you slip the end of one straw over another one. Prepare 10 more straws in a similar way until you have enough for a superlong mega-straw! You can also come back to these steps during the process in case you need more straws for your mega-straw. Procedure Slip the cut end of a prepared straw over the end of an unprepared straw. Wrap the area where the straws overlap with tape so you have an airtight seal.