Question

what are significant digits? how can you tell whether zeros are significant? what are significant digits? a. significant digits are the digits that describe how closely the measurement approximates the true value. b. significant digits are the digits that occur in a result because of random and inherently unpredictable events in the measurement process. c. significant digits are the digits in a number that represent actual measurements and therefore have meaning.

Explanation:

Significant digits are the meaningful digits in a number representing actual measurements. Option A refers to accuracy conceptually different from significant - digits. Option B describes random errors rather than significant digits.

Answer:

C. Significant digits are the digits in a number that represent actual measurements and therefore have meaning.