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Physical and Chemical Change (Series)
There are 11 videos in this category and 0 videos in 0 subcategories.
Category Videos
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Not Right For WatchKnowLearn
Ages: 10 - 18
892 Views:
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This is the 1st lesson in the series, "Physical and Chemical Change." This lesson explains what happens to substances when they are heated and describes these changes using a microscopic model of matter. (13:35)
April 10, 2011 at 10:36 AM
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Not Right For WatchKnowLearn
Ages: 10 - 18
861 Views:
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This is the 3rd lesson in the series, "Physical and Chemical Change." This lesson investigates the macroscopic changes that take place when salt or sugar is added to water and demonstrates how to interpret these changes at a microscopic level. It the...n reviews how to classify the changes as physical or chemical and how to apply these ideas to other solutions. (14:47)
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April 10, 2011 at 10:48 AM
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Not Right For WatchKnowLearn
Ages: 12 - 18
799 Views:
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This is the 6th lesson in the series, "Physical and Chemical Change." This lesson reviews Antoine Lavoisier's contributions to our understanding of mass. It also reviews the Law of Conservation of Mass by making careful measurements to show that the ...mass of a closed system does not change during either a physical or a chemical change. (10:28)
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April 10, 2011 at 11:05 AM
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Not Right For WatchKnowLearn
Ages: 12 - 18
789 Views:
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This is the 7th lesson in the series, "Physical and Chemical Change." This lesson explains some aspects of gas behaviour at a microscopic level. (14:18)
April 10, 2011 at 11:09 AM
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Not Right For WatchKnowLearn
Ages: 12 - 18
770 Views:
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This is the 4th lesson in the series, "Physical and Chemical Change." This lesson demonstrates how to use observed signs of energy transfer to classify a change as either exothermic or endothermic and reviews how to explain this change. (15:59)
April 10, 2011 at 10:54 AM
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Not Right For WatchKnowLearn
Ages: 12 - 18
757 Views:
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This is the 5th lesson in the series, "Physical and Chemical Change." This lesson describes the effect of heating malachite and copper in open systems, reviews the meanings of decomposition and synthesis, and demonstrates how to apply the law of cons...tant composition. (15:24)
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April 10, 2011 at 10:59 AM
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Not Right For WatchKnowLearn
Ages: 10 - 18
897 Views:
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This is the second lesson in the series, "Physical and Chemical Change." This lesson demonstrates how new substances form during chemical changes and explains that this formation of new substances involves the breaking and formation of chemical bonds.... (15:35)
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April 10, 2011 at 10:42 AM
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Not Right For WatchKnowLearn
Ages: 16 - 18
570 Views:
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Part of NCSSM CORE collection: This video shows the physical properties of Na metal and its reaction with water. http://www.dlt.ncssm.edu (02:18)
December 13, 2011 at 01:45 PM
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Not Right For WatchKnowLearn
Ages: 16 - 18
548 Views:
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Part of NCSSM CORE collection: This video shows the physical properties of Mg metal and its reaction with water. http://www.dlt.ncssm.edu (01:58)
December 13, 2011 at 02:02 PM
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Not Right For WatchKnowLearn
Ages: 16 - 18
293 Views:
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Part of NCSSM CORE collection: This video shows the reaction of Ca metal with oxygen. http://www.dlt.ncssm.edu (0:28)
December 13, 2011 at 02:05 PM
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