Dimensional Analysis WS Answer on your own paper. Show all work in Dimensional Analysis Format
Answers are in parenthesis
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Convert one year to seconds (3.15 x 10 7 sec)
The approximate total number of minutes for a semester of school (including evenings and weekends) is
181,440. How many weeks is this? (18 weeks)
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Convert 170 cm to km. (0.0017 m)
Convert 83.96 mg to kg. (8.396 x 10 -5 kg)
Assume 0.621 mile = 1 km and 5280 feet = 1 mile. Convert 87 feet to meters. (26.53m)
Assume 454 grams = 1 pound. Convert 14.8 lbs to centigrams. (671920 cg)
7. Assume 0.621 miles = 1 km. Convert 55 miles/hour to meters/second. (24.60 m/s)
8. Convert 98 feet/second to nm/decade. Assume 365.25 days = 1 year 0.621 miles = 1 km 1m = 1 x10
(9.43 x 10 18 nm)
9 nm .
9. What is the volume (in L) of 14 pounds of aluminum metal? The density of Aluminium is
2.7
g/ml. Assume 1.00 lb = 454 g (2.35 L)
10. You travel 13.62m/sec on your way to school. Could you be cited for speeding if the speed limit is 20 mph?
1 mile =5280ft 1 inch = 2.54 cm. (30.37 mile/hr; yes)