Unit 1 Review

The students measured length during a science experiment, they got 12.00 cm. But the actual measurement was 14.25 cm. What was the percent error?

• 15.79%
• 18.75%
• 2.25%
• 18%

When a measurement is repeatable and consistent it is said to have...

• High precision
• Low precision
• High accuracy
• Low accuracy

Tags

CCSS.6.RP.A.3D

• Student A
• Student B
• Student C
• Cannot be determined

How many sig figs are there in the following measurement?

0.00400 m

• 1

• 3

• 5

• 6

How many Significant Figures in the measurement below?

4.56 x 10³ mL

• 5

• 4

• 6

• 3

Round 0.010229 to four sig figs

• 1022
• 1023
• 0.01023
• 0.01022

Calculate 12.34 g + 1.234 g + 0.10 g. Which expresses the answer with the correct number of significant figures?

• 13.6974

• 13.697

• 13.70

• 13.7

Calculate the following and round using the correct number of significant figures.

98.7°C - 97.25°C

• 1°C

• 1.5°C

• 1.45°C

• 1.450°C

Calculate the following and round using the correct number of significant figures.

103-cm x 11-cm

• 11-cm²

• 1100-cm²

• 1130-cm²

• 1133-cm²

Calculate 923 g ÷ 20312 cm³ and give your answer with the correct number of significant figures.

• 0.04 g/cm³
• 0.045 g/cm³
• 0.0454 g/cm³
• 0.05 g/cm³

Tags

CCSS.8.EE.A.4