Why Are Measurements Never Exact?

Why Are Measurements Never Exact? All measurements have a degree of uncertainty regardless of precision and accuracy. This is caused by two factors, the limitation of the measuring instrument (systematic error) and the skill of the experimenter making the measurements (random error). What are the possible factors that caused uncertainties in measurements? The environment where

Can Balance Scales Be Wrong?

Can Balance Scales Be Wrong? Sure, the human body fluctuates over the course of the day and there are some crappy scales out there, but even relatively good scales can seem to be wildly inaccurate. … But for the most accurate reading, any bathroom scale must be set up correctly and used consistently. Are balance