atmospheric pressure

LEGO Brick Atmosphere Sticks

Dean Campbell | Sun, 06/06/2021 - 11:25

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Stacks of LEGO bricks can be used to illustrate the composition and pressures of various planetary atmospheres. Guides for the construction and use of these atmosphere sticks are provided.

Boiling Water, Heating Curves, and Can Crushes

Doug Ragan | Wed, 02/22/2017 - 23:51

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In an effort to better understand my high school students' knowledge of what is happening during phase changes, heating curve calculations, and the ever popular can crush demo, I run them through a series of activities. First, I ask my students "What Temperature Does Water Boil At?"

Chemical Mystery #6: The Case of the Crushed Can

Tom Kuntzleman | Mon, 05/30/2016 - 13:34

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Can you figure out how this experiment works?