Accuracy and Precision (https://en.wikipedia.org/wiki/Accuracy_and_precision) are a good way to approach Metrology (https://en.wikipedia.org/wiki/Metrology). I always found it fascinating that we setup scales which we take for granted as absolute, but which are in fact in reference to some object and thus only relative.
Accuracy and Precision (https://en.wikipedia.org/wiki/Accuracy_and_precision) are a good way to approach Metrology (https://en.wikipedia.org/wiki/Metrology). I always found it fascinating that we setup scales which we take for granted as absolute, but which are in fact in reference to some object and thus only relative.