Students examine the effects of heating on various crystals. They formulate and revise scientific explanations and models using logic and evidence. Students work individually during this experiment.
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Is the Coast Really Toast?: A Lesson About Volcanoes, Phase Changes, and the Art of Estimation
Clever! Use a clip from the 1997 film, Volcano, to get your chemistry class knee-deep in heat concepts related to lava. In the movie scene, lava flow is stopped in the nick of time. Your class must use calculations to determine if this...
9th - 12th Science
Thermal Physics The Basics: Heat, Temperature, and Expansion
Something we are so familiar with can be at the same time so mysterious! Ignite your physics learners' understanding of heat with this PowerPoint. By viewing this presentation, aided by your explanation, they will be able to relate heat...
9th - Higher Ed Science
Convalent Networks, Metallic, and Ionic Crystals
If you've ever wondered why crystals are so strong and hard, Sal does a fine job of explaining, in chemistry terms, why this is so. Crystals are great examples of covalent networks; which are the strongest and hardest substances in the...
9 mins 7th - 10th Science