A dinosaur fossil is 91,910,000 years old. How can you express this age in scientific notation with the highest level of precision?
1 Answer
Sep 12, 2017
Explanation:
Note: I doubt that "the highest level of precision" is valid in this case.
Trailing zeroes (after the decimal point) count as significant. In this case making them significant implies that we are (to some degree) certain of the age to within a single year).
