Question

making measurements
calibration = difference between 2 marked values / # of spaces between marked values
what value would you put in the numerator of this calibration? the numerator is \the difference between two labeled values\. 10 1 20 5

Explanation:

Step1: Identify labeled values

The labeled values on the thermometer are 10, 20, 30.

Step2: Calculate difference

Take two adjacent labeled values, say 20 and 10. The difference is $20 - 10=10$.

Answer:

10