Archive for the 'Chemical Reactions' Category


Swimming Pool Chemistry

Thursday, May 15th, 2008 4:51 pm

Written by: Kimberly Lightle

Summer’s here and that means it’s time to head for that clear, cool, and refreshing pool! Did you know that children swallow at least 37 ml of pool water each day they swim for 45 minutes or more? Do you know how many microbes can fit into just 1 ml of water? A lot!
Here are […]

Posted in Topics: Chemical Reactions, History and Nature of Science, Life Sciences, Microorganisms, Personal and Social Issues, Physical Sciences, Properties of Matter, Quick Takes, Science, Science and Technology, Water

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Chemical Changes

Wednesday, April 30th, 2008 3:29 pm

Written by: Kimberly Lightle

Chemical change is a difficult concept to teach middle school students because of the level of abstraction required. Physical Science Content Standard B of the National Science Education Standards states students in grades 5-8 should investigate materials’ differences with respect to properties such as boiling and melting points and solubility.
Acids and Bases: Kitchen Chemistry
Acids and […]

Posted in Topics: Chemical Change, Chemical Reactions, Physical Sciences, Quick Takes, Science

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