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

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