Chapter 2 Measurement: Scientific Notation, Metric System, Graphing, and Significant Figures
-20⁰C = ____⁰F (Round to the nearest degree)
-4⁰F
20⁰F = ____⁰C (Round to the nearest degree)
-7⁰C
17⁰F = ____⁰C (Round to the nearest degree)
-8⁰C
57 mL = ______ L
0.057
How many significant digits area in the number 0.009?
1
64⁰F = ____⁰C (Round to the nearest degree)
18⁰C
93⁰C = ____⁰F (Round to the nearest degree)
199⁰F
2 cm = ______mm
20
73⁰F = ____⁰C (Round to the nearest degree)
23⁰C
The speed of light in a vacuum is exactly 299,792,458 meters per second. Write this number in scientific notation with the factor rounded to the hundredths place.
3.00 × 108
32⁰C = ____⁰F (Round to the nearest degree)
90⁰F
Multiply the following three numbers and report your answer to the correct number of significant figures: 0.020 cm x 50 cm x 11.1 cm
10 cm³
61⁰F = ____⁰C (Round to the nearest degree)
16⁰C
3.5 g = ______mg
3,500
Write 3,465 in scientific notation.
3.465×10³
How many significant digits are in the number 0.000005721?
4
Write 45,870,320 in scientific notation.
4.587032 × 10⁷
Find the sum of 23.6 liters, 4.75 liters, 12.065 liters, and 9.11 liters using the correct precision.
49.5 L
Divide the following numbers and report your answer to the correct number of significant figures: 0.530 g / 0.1010 mL = ?
5.25 g/mL
67.2 m = ______ cm
6,720
18⁰C = ____⁰F (Round to the nearest degree)
64⁰F
7,939 mg = ______ g
7.939
23⁰C = ____⁰F (Round to the nearest degree)
73⁰F
Which symbol makes the following statement true? 7,500 ______ 7.5 × 10³
=
Which symbol makes the following statement true? 568 ______ 5.1 × 10²
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