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Earth ScienceThe Phosphorus Cycle
All living organisms need phosphorous to survive and grow. This module describes forms that phosphorous...
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ChemistryKinetic-Molecular Theory
Over four hundred years, scientists including Rudolf Clausius and James Clerk Maxwell developed the kinetic-molecular...
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Process of ScienceScientific Ethics
Ethical standards are a critical part of scientific research. Through examples of scientific fraud, misconduct,...
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