Significant Figures Quiz

Rounding with significant figures: What is the result of rounding 3.567 to 2 significant figures?

• 3.567

• 3.5

• 4

• 3.6

Rounding with significant figures: Round 0.00456 to 2 significant figures.

• 0.00456

• 0.0046

• 0.005

• 0.004

Calculations with significant figures: Perform the calculation 5.63 * 2.4 and report the answer with the correct number of significant figures.

• 11.2

• 7.8

• 14.

• 13.5

Calculations with significant figures: Divide 8.21 by 3.0001 and report the answer with the correct number of significant figures.

• 2.74

• 8.0

• 2.17

• 3.00

Measuring instruments and significant figures: If a ruler measures to the nearest 0.1 cm, how many significant figures are in a measurement of 3.467 cm?

• 2

• 1

• 4

• 3

Measuring instruments and significant figures: If a graduated cylinder measures to the nearest 0.01 mL, how many significant figures are in a measurement of 25.03 mL?

• 4

• 3

• 5

• 2

Scientific notation and significant figures: Write 0.000000345 in scientific notation with the correct number of significant figures.

• 3.45 x 10^-5

• 3.45 x 10^-6

• 3.45 x 10^-8

• 3.45 x 10^-7

Scientific notation and significant figures: Express 920,000 in scientific notation with the correct number of significant figures.

• 920 x 10^3

• 9.2 x 10^5

• 92 x 10^4

• 9.20 x 10^5

Significant figures in mathematical operations: Perform the operation (4.5600+ 2.100) + 3.20 and report the answer with the correct number of significant figures.

• 26.

• 70.0

• 22.3

• 21.3

Significant figures in mathematical operations: Calculate (6.02 - 3.) / 2.5 and report the answer with the correct number of significant figures.

• 3.0

• 1.

• 0.8

• 1.2