Significant Figures in Measurement

To determine the size of an object

To indicate precision and accuracy of a measurement (correct)

To measure the temperature of a system

To calculate the density of a substance

The result should have one more decimal place than the least precise measurement used in the calculation

The result should be expressed in scientific notation

The result should be rounded to the same number of significant figures as the least precise measurement used in the calculation (correct)

The result should be rounded to the next higher whole number

To make measurements look more accurate

To complicate the process of recording measurements

To decrease the precision of experimental data

To avoid errors in experimental data analysis (correct)