Phases

Gives a particle level view of a gas changing to a liquid and finally to a solid. []
 * Phase Transitions (animation)**

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 * Solids, Liquids and Gases**

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 * Diagrams of water and ice**

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 * Phases and Equilibrium**

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 * Vapor Pressure Animation**

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 * Vapor Pressure - a microscopic view**

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 * Is Glass a Liquid or a Solid?**