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Measurement and Significant Figures

Total questions: 18

Worksheet time: 38mins

Name
Class
Date
1.
How many significant figures does the following number have: 0.002040
a)
6
b)
4
c)
3
d)
2
2.
How many significant figures does the following number have: 100.3
a)
4
b)
3
c)
5
d)
2
3.
Round 1047.78 to three sig figs
a)
104
b)
105
c)
1050
d)
1050.00
4.

Multiply and round to 3 significant digits.

23 X 12.4

a)

28

b)

285.20

c)

285

d)

285.2

5.

How close a measurement is to the accepted value is called..

a)

Accuracy

b)

Precision

c)

Significant

d)

Estimate

6.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
7.
The students measured length during a science experiement, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?
a)
15.79%
b)
18.75%
c)
2.25%
d)
18%
8.

Volume?

a)

63.50 mL

b)

63.5 mL

c)

63.55 mL

d)

6 mL

9.

Measurements: 12.3, 14.5, 10.1, 16.9

True Value: 25.0

These measurements are…

a)

Accurate, but not precise

b)

Precise, but not accurate

c)

Both precise and accurate

d)

Neither precise nor accurate

10.
Convert 300 meters to centimeters:
a)
3000 cm
b)
0.3 cm
c)
30,000 cm
d)
3 cn
11.
Which lists metric units, in order, from smallest to largest?
a)
milligram, centigram, gram
b)
kilogram, gram, centigram
c)
decagram, hectogram, milligram
d)
kilogram, hectogram, decagram
12.

7,000 mL = ____ L

a)

70 L

b)

700 L

c)

7 L

d)

0.07 L

13.

When Joselyn went to the store she bought 2.7kg of salt water taffy. What does Joselyn need to do to find out how many grams she bought?

a)

Divide by 1000

b)

Multiply by 1000

c)

Divide by 100

d)

Multiply by 100

14.
The metric unit of measurement for mass is the: 
a)
gram
b)
liter 
c)
meter
15.
What is the abbreviation for milliliters?
a)
ML
b)
Ml
c)
mL
d)
ml
16.

What is the correct measurement of the red line?

a)

2 cm

b)

2.3 cm

c)

2.5 cm

d)

2.30 cm

17.

What kind of glassware is this?

a)

Beaker

b)

Burette

c)

Graduated Cylinder

d)

Flask

18.

What kind of glassware is pictured here?

a)

Flask

b)

Beaker

c)

Graduated Cylinder

d)

Pipette