6
QuizMultiple Choice

Experimental Design Principles

Question 6 • FL-2003010-M/J Physical Science

Which describes the correct procedure when converting a number from scientific notation to standard notation if the power of 10 is -10?

Answer
A
Move the decimal point to the left.
B
Move the decimal point to the right.
C
Add 20 to the number.
D
Subtract 20 from the number.

Explanation

A negative power of 10 means the number is divided by a power of 10. To convert from scientific notation to standard notation, move the decimal point 10 places to the left when the exponent is −10. Therefore, the correct procedure is to move the decimal point to the left.

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