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DIMENSIONAL ANALYSIS

Practice converting units with sample problems from Unit 1. Solve for unknown quantities using given conversions. Test your skills with additional conversion exercises.

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DIMENSIONAL ANALYSIS

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  1. DIMENSIONAL ANALYSIS Unit 1

  2. HOMEWORK • Read pages 14-15 • Unit 1 Dimensional Analysis • More Conversion Problems Test Dates: Oct. 29 / 30

  3. You have 3.75 dozen eggs. How many scores of eggs do you have? • known: 3.75 dozen • unknown: scores of eggs • conversions: 1 dozen = 12 eggs 1 score = 20 eggs

  4. How many dm3 are there in 235 cm3? remember dm3 = 1dm x 1dm x dm • known: 235 cm3 • unknown: dm3

  5. How many cm2are in 3.2 square feet? • known: 3.2 ft2 • unknown: cm2 • conversion: 2.54 cm = 1 inch

  6. Conversions 1) 1 x 10-3 m 2) 3 x 10-9 s 3) 5 x 104mg 4) 1 m 5) 3 mg 6a) 2.19 x 104 in2 6b) 1.41 x 101 m2

  7. Unit 1 Dimensional Analysis 1) a. 1.36 mL 5a) 1.25 x 10-1 kg b. 76100 cm 5b) 5 m c. 0.574 g 5c) 1.2 x 102 mL d. 1.40 x 103 mL 5d) 1.35 x 104 m e. 5.53 x 10-6 cm 5e) 2.54 x 10-2 km 2) 2.0 x 102 g 5f) 8.3 x 10-2 msec 3) 17 µm / cell 5g) 1.87 x 102 dg 4) 0.300 km/µsec

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