2.3 Notes: Significant Figures

Multiple Choice

The measurement 24.30 m has 3 significant figures.

• True

• False

Multiple Choice

The measurement 0.0056 g has 2 significant figures.

• True

• False

Multiple Choice

How many sig figs are there?
0.00400

• 1
• 3
• 5
• 6

Multiple Choice

How many sig figs are there?
5.00000008

• 2
• 6
• 9

Multiple Choice

How many sig figs are there?
4000.

• 1
• 3
• 4

Multiple Choice

How many sig figs are there?
9009.00

• 2
• 4
• 5
• 6

Multiple Choice

How many sig figs are there?
27000000

• 2
• 5
• 8

Multiple Choice

Round 52689 to 3 significant figures.

• 526
• 527
• 52600
• 52700

Multiple Choice

Round 1235 to 2 significant figures.

• 12
• 1200
• 1200.
• 1200.00

Multiple Choice

Round 0.010229 to four significant figures

• 1022

• 1023

• 0.01023

• 0.01022

Multiple Choice

The measurement 0.000670 m rounded to 2 significant figures is 0.000670 m.

• True

• False

Multiple Choice

What is 78.5 rounded to one significant figure?

• 79

• 78.5

• 70

• 80