Digtial Citizenship
Designing for the 21 Century Classroom
Flipping Your Classroom
Enhancing Intruction with Technology
Personalized Learning Through Gaming
Matter exists in different states: as a solid, liquid, or gas. Learn about the phase changes of matter, such as freezing from a liquid to a solid, or evaporating from a liquid to a gas. Learn about temperatures at which matter freezes, boils, or melts as it changes from one state to another. Discover the cause of condensation and explore the actions and reactions of molecules in this tutorial.
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