Boiling liquid nitrogen is used to blow up (in both senses!) a balloon!
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When the flowers are frozen in liquid nitrogen, they become brittle and shatter like glass!
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Changing the volume available for "molecules" has an effect on how often the molecules hit the walls of their container.
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Watch what happens when pressure builds to the breaking point!
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DO NOT DO THIS YOURSELF!
Heat is conducted at different rates along rods of different metals. You can show this with wax and a blowtorch!
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Study Science @ SMU!
A podcast that reviews the
Voyager Golden Record!
