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Topic: Physical Chemistry

Resource Grade Level Media Type
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.

8-12 Flash 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.

6-12 Flash 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.

9-12 QuickTime 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 HTML Document