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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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Scientists and ResearchFrance Anne-Dominic Córdova
This module profiles the career of astrophysicist France Córdova, director of the National Science Foundation....
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BiologyMembranes I
Cell membranes are much more than passive barriers; they are complex and dynamic structures that...
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