WorksheetsMeasurements
Total questions: 16
Worksheet time: 11mins
What kind of measurement is demonstrated in the figure?
High Accuracy & High Precision
High Accuracy & Low Precision
Low Accuracy & High Precision
Low Accuracy & Low Precision
Susan conducts an experiment five times and gets a solution concentration of 1.9M, 2.1M, 1.8M, 1.9M, and 2.2M. The known concentration of the solution is 2.0M. Which of the following are true about Susan's results?
They are precise, but not accurate.
They are accurate, but not precise.
They are both accurate and precise.
They are neither accurate nor precise.
A physical quantity is one which _____
is a scalar quantity
cannot be measured
is a vector quantity
can be measured
If 1 m = 100 cm, then how many cm2 are there in a m2?
1
200
10,000
100
How many minutes are there in two and a quarter hours?
15
120
135
145
How many grams are there in 0.5 kilogram?
500
5,000
50
5
Identify the measuring instrument shown.
Caliper
Thermometer
Meter stick
micrometer
Which number below equals 129000?
1.29x104
1.29x105
12.9x105
1.29x10-5
Which number below equals .00763?
76.3x10-3
7.63x10-2
7.6x10-3
7.63x10-3
Compute (1.0x104) x (3.0x103)
3.0x101
3.0x1012
3.0x107
3.0x10-1
Compute (4.0x103) / (2.0x102)
8.0x105
2.0x105
2.0x106
2.0x101
Compute (2.2x103) + (1.3x103)
3.5x203
3.5x109
3.5x106
3.5x103
Which is the best example of a number written in scientific notation?
0.5 x 105
0.1254
5.367 x 10-3
12.5 x 102
A virus is viewed under a microscope. Its diameter is 0.0000002 meter. How would this length be expressed in scientific notation?
2 x 10-7 m
2 x 10-6 m
2 x 106 m
2 x 107 m
You measure the gap for a washing machine to be 0.62m. You look on a retailer’s website and it shows the width of a particularly washing machine to be 600mm. Will this fit the gap?
YES
NO
How many km are in 2.88 m when expressed in scientific notation?
2.88 x 10-3 km
2.88 x 103 km
28.8 x 10-3 km
28.8 x 103 km
