You were marked wrong because your response missed the phrase "and conversion factors" in the final part of the explanation.

The correct response highlights that both measurements and conversion factors need to be considered when determining how many significant digits to show in the result. In your response, you only mentioned measurements, but not conversion factors, which are also important in calculations involving significant digits.

Would you like more details on significant digits and conversion factors, or help with a related question?

Here are five related questions to expand on this topic:

1. How do you determine the number of significant digits in a measurement?
2. Why are significant digits important in scientific calculations?
3. How do you handle significant digits when adding or subtracting measurements?
4. How are significant digits treated in multiplication and division?
5. Can rounding errors affect the accuracy of significant digits?

Tip: Always ensure to account for conversion factors when working with units, as they influence the number of significant digits in the result.