Structure of the Atom

Electric Pickle

A whole pickle is placed between two metal electrodes and electricity is passed through the pickle. The characteristic color of a sodium vapor lamp is emitted.
Electric Pickle Demonstration

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Photoelectric Effect Computer Simulation PHET

An excellent computer simulation enabling students to visualize many aspects of the photoelectric effect experiment.
Photoelectric Effect PHET Computer Simulation Image 125

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Standing Waves

Standing waves are generated in a weighted length of rubber tubing.
Standing Wave

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Flame Test

Flammable solutions of metal salts are sprayed into a burner to create colorful flames.
Rb Flame Test

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© Copyright 2012 Email: Randy Sullivan, University of Oregon Chemistry Department and UO Libraries Interactive Media Group