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ChemistryStates of Matter
There are many states of matter beyond solids, liquids, and gases, including plasmas, condensates, superfluids,...
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ChemistryThe Periodic Table of Elements II
This module traces the history of the periodic table of the elements. In the mid-1800s,...
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General ScienceTemperature
An introduction to the relationship between energy, heat and temperature. This lesson compares the 3...
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