Sig Figs and Measurement

Which statement about the measurement 17.4 cm is TRUE?

• All of the digits are known with certainty.

• The 1 and 7 are certain, but the 4 is uncertain.

• The 1 is certain, but the 7 and 4 are uncertain.

• All of the digits are uncertain.

What is the volume of the purple liquid using correct sig figs?

• 8.4 mL

• 8.5 mL

• 8.43 mL

• 8.50 mL

Using ruler B, a student recorded the length of the bar as 4.83 cm. Which statement below is correct.

• The student did not record their answer with the correct number of sig figs .

• The 4 and the 8 are certain, but the 3 is uncertain.

• All of the digits in the measurement are uncertain.

• They should have used ruler A because it would have measured with more certainty.

What is the volume of the liquid shown in this graduated cylinder?

• 4.30 mL

• 4.35 mL

• 4.4 mL

• 4.40 mL

Record the temperature using correct sig figs.

• 16⁰C

• 16 1/2 ⁰C

• 16.33⁰C

• 16.4⁰C

What is the volume of the liquid using correct sig figs?

• 39.2 mL

• 40 mL

• 39 mL

• 40.1 mL

What is the length of the green rod using correct sig figs?

• 89 cm

• 88.9 cm

• 88.89 cm

• 88.875 cm

Which of these could be a correct measurement for the volume shown?

• 40 mL

• 43 mL

• 43.0 mL

• 43.00 mL

Record the volume of the liquid in the beaker using correct sig figs.

• 44 mL

• 40 mL

• 50 mL

• 48 mL

Using ruler A and sig figs, measure the length of the bar in the center.

• 4.8 cm

• 4.75 cm

• 4.4 cm

• 4.755 cm