What is the precision of 12cm in science

Precision
Precision depends on the unit used to obtain a measure. The smaller the unit, the more precise the measure. Consider measures of time, such as 12 seconds and 12 days. A measurement of 12 seconds implies a time between11.5 and 12.5 seconds. This measurement is precise to the

I hope this helps

I believe the answer is either cardio or aerobic exercise.