BACE 4.2 Sig Figs Practice S25

Accuracy is how close a measurement is to ​ ​ (a)   while precision is how close measurements are to​ (b)   .

• an accepted value
• each other
• zero
• a bullseye
• infinity

How many significant digits are in 101,407,063

Identify the number of significant digits in 0.0076

There are __?__ significant digits in the number 0.00076

• 2
• 4
• 5
• 6

There are __?__ significant digits in the number 90,000.00

• 1
• 2
• 5
• 7

How many significant figures does the following number have: 0.002040

• 6
• 4
• 3
• 2

Which of the following is the answer for the problem with the correct number of significant digits?

24.32 + 1.2

• 25.6

• 25.52

• 25.5

• 25

Which of the following is the answer for the problem with the correct number of significant digits?
23.91 x 12.861 = 307.50651

• 308
• 307.51
• 307.5
• 307

Which of the following is the answer for the problem with the correct number of significant digits?

0.0025 x 1.41

• 0.00

• 0.004

• 0.00353

• 0.0035

Solve & Round to Correct Sig Figs.
4.5 + 4.32 = 

• 8.8
• 8.7
• 8
• 8.0