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Chemistry 3B Quiz Sig Figs & Accuracy/Precision

Authored by Jennifer Miller

Chemistry

11th Grade

Used 5+ times

Chemistry 3B Quiz Sig Figs & Accuracy/Precision
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The standard length of a certain golf club is 123.67 cm. You measure the club to be 119.068453 cm long. Is your measurement accurate or precise?

Accurate

Precise

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The smaller the percent error, the more __________ the measurement is.

Accurate

Precise

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

You measure products of a chemical reaction three times and get 4.15 g, 4.16 g. and 4.13 g. The actual mass is 4.14 g. Your measurements are

Accurate but not precise

Precise but not accurate

Both accurate and precise

Neither accurate not precise

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Significant digits apply only to _________ data.

Pure

Counted

Measured

Defined

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What indicates the precision of an instrument and helps scientists report measurements accurately?

significant digits

unit analysis

scientific notation

units of measurement

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The measurement 0.04508 g has how many significant digits?

1

2

3

4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The measurement 0.23010 m has how many significant digits?

2

3

4

5

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