UNIT # 1 Introduction Objectives Reading 1.1 Metric System 1.2 1.3 Scientific Notation 1.4 Dimensional Analysis 1.5 1.6 1.7 1.8 Problems 1 | 2 | 3

Unit #1 Measurements
Unit Conversion

1. Make the following metric conversions: (keep in mind significant figures)

• (a) 0.074 kg to mg

7.4 x 101 mg
7.4 x 10-8mg
7.4 x 104mg

• (b) 100.4 oF (Fahrenheit) to oC (Celsius)

38.00oC
212.7oC
23.78oC

• (c) 873.5 cm to mm

8.735 x 102 mm
8.735 x 103 mm
8.7 x 103mm

2. Perform the following unit conversions within the metric system:

(a) 2.34 kg = ______ g 1234 mg = ______ kg 34543 mm = ______ m 0.045 L = ______ mL

3. Perform the following unit conversion between the English and metric system:

(a) 22.54 in = ______ cm 2304 lb = ______ g 835 yd = ______ km 26.54 mi = ______ m

4. Determine the number of:

(a) square meters (m2) in 1.00 square kilometer (km2) square meter (m2) in 1.00 square mile (mi2) cubic centimeters (cm3) in 1.00 cubic foot (ft3) cubic nanometers (nm3) in 1.00 cubic millimeter (mm3)

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