Everyday Science
Why does a straw make a drink rise?
Because sucking lowers pressure inside the straw. Air pressure on the drink’s surface pushes liquid up into the lower-pressure space. The straw gives the liquid a narrow path to follow.
Everyday Science
Because sucking lowers pressure inside the straw. Air pressure on the drink’s surface pushes liquid up into the lower-pressure space. The straw gives the liquid a narrow path to follow.