Adsorption Effects

Brita-filtered water is tested for its oxygen and hydrogen isotopic composition.

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Demonstration of Hooke's Law

Examines Hooke's Law with a metal spring and a rubber band.

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SETI for Dummies

A brief but thoughtful commentary on the search for extraterrestrial intelligence.

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Staff Pick

ROCKET ENGINE TEST FIRE

Testing rocket engines and launching rockets in physics class. This was my favorite lab we did. This...

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