Measurement Quiz - Unit 1

How many sig figs are in the following measurements?

907.0 km

• 1

• 2

• 3

• 4

Tags

CCSS.8.EE.A.4

Determine the number with the fewest significant figures.

• 5.78 910 x 10³ g

• 5000 panthers

• 12.90 s

• 0.121 012 L

Round 0.010229 to four sig figs

• 1022
• 1023
• 0.01023
• 0.01022

Four students each weigh a standard mass of 2.00 g on the same balance.

The results for each person are:

3.43g

3.42g

3.43g

3.44g

These results imply that the balance that was used is ____.

• accurate

• precise

• accurate and precise

• neither accurate nor precise

Which of the following numbers has three significant figures?

• 101.0 miles

• 101 feet

• 1000 yards

• 10.10

Round 0.010229 to four significant figures

• 1022
• 1023
• 0.01023
• 0.01022

Express the sum of 5.50 cm and 5.5 cm then give your answer with the correct number of significant figures.

• 11 cm

• 11.0 cm

• 11.00 cm

• 11.000 cm

Write in scientific notation:

0.0000378

• 3.78 x 10^-5

• 3.78 x 10^-6

• 3.78 x 10⁵

• 3.78 x 10⁶

Express the following in scientific notation:
.000457

• 457 x 10⁶
• 457 x 10^-6
• 4.57 x10⁴
• 4.57 x 10^-4

Change the number back to standard form: 3.97 x 10^-2

• 0.000397

• 0.0397

• 0.0000397

• 0.397