02. Sig Fig, Measurement, and Dimensional Analysis

How many significant figures does the following number have: 0.002040

• 6
• 4
• 3
• 2

How many significant figures does the following number have: 0.0046

• 2
• 3
• 5
• 6

How many significant figures does the following number have: 14.600

• 2
• 5
• 4
• 7

Which of the following is the answer for the problem with the correct number of significant digits?
24.32 + 1.2 = 25.52

• 25.6
• 25.52
• 25.5
• 25

Which of the following is the answer for the problem with the correct number of significant digits?
0.0025 x 1.41 = 0.003525

• 0.00
• 0.004
• 0.00353
• 0.0035

What is 67,490 rounded to 2 significant figures?

• 67 500
• 60 000
• 68,000
• 67, 000

How many estimated digits should there be in an accepted measurement?

• 0
• 1
• 2
• 3

According to sig fig rules, the volume would be?

• 48 mL

• 48.2 mL

• 48.25 mL

• 4 mL

?

• High Accuracy & High Precision
• High Accuracy & Low Precision
• Low Accuracy & High Precision
• Low Accuracy & Low Precision

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