Browse results: Physical Chemistry

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Dissolving Salts in Water

Dissolving Salts in Water

In this interactive activity adapted from Iowa State University, design and carry out an experiment: dissolve salts in water, see how different ionic compounds produce different reactions, and observe the resulting changes in temperature. OER Level

8-12

Interactive

Dust Explosion

Dust Explosion

In these videos adapted from the Journal of Chemical Education, observe how a material that is usually hard to ignite becomes very flammable when its particles are suspended in air. OER Level

6-12

Interactive

Island of Stability

Island of Stability

In this video segment adapted from NOVA scienceNOW, follow scientists in their quest to understand how stable elements are made and how to create the elusive element 114. OER Level

Accessibility features: Caption

9-12

Video

Life's Little Essential: Liquid Water

Life's Little Essential: Liquid Water

Why is water necessary for life? Why is it the best and possibly only liquid to do the job? This illustrated essay from NOVA Online answers these questions, explaining why planetary scientists are on the lookout for water elsewhere in the solar system.

6-12

Document

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