Unit Conversion & Significant Figures - S1.E2 - Crash Course Chemistry
A unit is the frequently arbitrary designation we have given to something to convey a definite magnitude of a physical quantity and every quantity can be expressed in terms of the seven base units that are contained in the international system of units. Hank thinks this is a thrilling subject, and while you may not agree, it is a subject that is very important if you want to be a scientist and communicate with accuracy and precision with other scientists.
Unit Conversion & Significant Figures - S1.E2 - Crash Course Chemistry
February 18, 2013
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