The Molecular Motion Demonstrator (MMD) shows how the random motion of molecules in a gas causes two separate gases to diffuse.
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A spinning bottle fueled by boiling liquid nitrogen!
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Soap bubbles, balloons and marshmallows expand when placed in a vacuum.
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A white/black fan placed in a sealed flask spins when exposed to light!
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When the flowers are frozen in liquid nitrogen, they become brittle and shatter like glass!
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