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How many significant digits?
5700
A. 1B. 2C. 3D. 4
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Multiply
843.5 * 21103
A. 17800380.5B. 1.780 x 108
C. 1.780 x 107
D. 17800000
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Which of the following instruments would give you the most accurate
measurement?
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Round to 3 significant digits.
861900000000
A. 862B. 86200000000C. 8.62 x 10-11
D. 8.62 x 1011
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What is the correct way to convert 5.00 gallons to mL?
A. 5.00 gallons 4 qt 1000 mL = 1 gallon 1 Liter
B. 5.00 gallons 4 qt 1 Liter 1000 mL =1 gallon 1.06 qt 1 Liter
C. 5.00 gallons 4 qt 1.06 Liters 1000 mL = 1 gallon 1 qt 1 Liter
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How many significant digits?
0.013020
A. 4B. 5C. 6D. 7
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Multiply
85 * 1.33
A. 113.05B. 113C. 110D. 110.
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How many significant digits?
3703
A. 1B. 2C. 3D. 4
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A student measured the length of an object four times and got the following measurements: 3.52 cm, 3.48 cm, 3.52 cm, and 3.52 cm. The teacher told the students that the accepted value for the
length was 3.70 cm. How was the student’s accuracy and precision?
A. Very good accuracy and very good precisionB. Not very good accuracy and very poor precisionC. Not very good accuracy and very good precisionD. Very good accuracy and very poor precision
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Round to 3 significant digits.
34592
A. 345B. 34500C. 34600D. 3.45 x 104
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In a multiplication or division problem, the first step is counting
A. Significant digitsB. Decimal placesC. ZerosD. Non-zero digits
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How many significant digits?
0.0035
A. 2B. 3C. 4D. 5
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Which of the following will allow measurement of a liquid’s volume with
the greatest accuracy and precision?
A. 50 mL graduated cylinder with 1 mL incrementsB. 100 mL graduated cylinder with 0.5 mL
incrementsC. 100 mL graduated cylinder in 10 mL incrementsD. 200 mL graduated cylinder in 5 mL increments
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Using a ruler that has divisions which mark every mm, which of
the following would be an appropriately recorded length?
A. 45.02 mmB. 45 mmC. 45.020 mmD. 45.0 mm
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Round to 3 significant digits.
0.0000485421
A. 485B. 0.0000485C. 4.85 x 105
D. 4.85 x 10-10
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In an addition or subtraction problem, what is the first step in determining
how the answer should be reported?
A. count the number of significant digits in each measurement
B. count the number of decimal places in each measurement
C. count the number of zeroes in each measurementD. count the number of non-zeroes in each
measurement
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How many significant digits?
2.0050
A. 2B. 3C. 4D. 5
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Which of the following numbers have three significant digits?
1) 1,050 2) 1,150 3) 0.005
4) 1,050,100A. 1 and 2B. 1, 2, and 4C. 2 and 4D. 1, 2, 3, and 4
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Multiply
6 * 1234
A. 7B. 7000C. 740D. 7404
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The answers to which of the following will have three significant digits? 1.) (6.022) x (2.61) 2. 6.314 + 6.94 + 2.6501 3. (9.42 + 1.62) / 4.1 4. 485 / 9.231
A. 1 and 2B. 3 and 4
C.1, 2, and 4 D. 1 and 4