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The Joule Is the SI Unit of Energy and Is

Question 13

Multiple Choice

The joule is the SI unit of energy and is equal to 1 kg m2 s-2. The erg is another energy unit, equal to 1 g cm2 s-2. Use unit conversion methods to work out how many ergs are in 1 joule.


A) 10-1 ergs
B) 10 ergs
C) 102 ergs
D) 105 ergs
E) 107 ergs

Correct Answer:

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