sig figs n scientific notation

Field of study concerned with design, maintenance, and improvement of measuring instruments in the natural sciences and engineering

Measurement of Science

Science of measurement and its application

Metrology

closeness of two more measurements to each other

Precision

the closeness of a measured value to a standard or known value

Accuracy

Digits in a number that convey meaningful representation of a given quantitative measurement

Significant figures

rules of significant figures

1. all non-zero digits are significant

2. zeros beteen non-zero digits are significant

3. leading zeros are not significant

4. trailing zeros in a decimal number are significant

5. trailing zeros in a hole number w/o a decimal point are not significant