SIG FIG/ SCI NOTE REVIEW

Front

What are significant figures?

Back

Significant figures are the digits in a number that contribute to its precision. This includes all non-zero digits, any zeros between significant digits, and trailing zeros in the decimal portion.

Front

How many significant figures are in the number 4390?

Back

3 significant figures.

Front

How do you write 8.317 x 10^6 in standard form?

Back

8,317,000.

Front

How many significant figures are in the number 0.500?

Back

3 significant figures.

Front

How many significant figures are in the number 5.9 x 10^4?

Back

2 significant figures.

Front

Which of the following is in scientific notation: 8.987000, 80.987 x 10, 8.98^6, or 8.98 x 10^6?

Back

8.98 x 10^6.

Front

What is the rule for counting significant figures in a number with a decimal point?

Back

All non-zero digits are significant, any zeros between significant digits are significant, and trailing zeros in the decimal portion are significant.

Front

What is the rule for counting significant figures in a whole number without a decimal point?

Back

All non-zero digits are significant, but trailing zeros are not significant unless specified by a decimal point.

Front

How many significant figures are in the number 0.00456?

Back

3 significant figures.

Front

How do you convert a number from scientific notation to standard form?

Back

Multiply the coefficient by 10 raised to the power indicated, shifting the decimal point to the right for positive exponents and to the left for negative exponents.