Sci. Not., Sig Figs and Measurements

Front

What is scientific notation?

Back

A way of expressing numbers as a product of a number between 1 and 10 and a power of 10.

Front

How many significant figures are in the number 0.00456?

Back

3 significant figures.

Front

What is the purpose of significant figures in measurements?

Back

To indicate the precision of a measurement.

Front

How do you convert liters to milliliters?

Back

Multiply the number of liters by 1,000.

Front

What is the estimated digit in a measurement?

Back

The last digit in a measurement that is not known with certainty.

Front

How many significant figures are in the number 100.0?

Back

4 significant figures.

Front

What is the rule for counting significant figures in decimal numbers?

Back

All non-zero digits are significant, and any zeros between them are also significant.

Front

How many numbers can be in front of the decimal in correct scientific notation?

Back

Only one number.

Front

What is the volume of a liquid measured in a graduated cylinder?

Back

The bottom of the meniscus is used to determine the volume.

Front

How do you determine the number of significant figures in a measurement?

Back

Count all non-zero digits, any zeros between them, and any trailing zeros in a decimal.