LearningCausesv1

Standardised units make measurements comparable

A shared definition lets different instruments express the same quantity consistently.

Output

Results that can be compared meaningfully across locations

Input

Two laboratories measuring length with instruments traceable to the metre

Input

Two laboratories measuring length with instruments traceable to the metre

Results that can be compared meaningfully across locations

Relationship

Calibration links each instrument through documented comparisons to the same unit definition and uncertainty framework.