advertisement

Sec 2.6: Dimensional Analysis problems -- Show all conversion steps and show all units. Put final answer in correct number of significant figures. 1. 2. 3. 4. 5. 6. Convert 1.25 x 104 cm to km? Convert 17.2 meters to miles. Convert 234.5 miles to centimeters. Convert 12.5 x 10-3 kg to micrograms (µg). Convert 6.50 gallons to milliliters. Convert 45.2 ounces to kilograms. 7. 8. 9. 10. Convert 36.00 cm/sec to miles/hour Convert 1.09 g/mL to lbs/gal Convert 840.0 in3 to cm3 Convert 4.22 g/cm3 to lbs/ft3 11. If a car has a fuel efficiency of 27.1 miles per gallon of gasoline, what is its fuel efficiency in kilometers per liter of gasoline? 12. The airspeed record for a manned jet aircraft is 2,194 miles per hour, set in 1976. a. What was the speed in meters per minute? b. What is the speed in kilometers per second? 13. How many seconds are there in 1 year? 14. Lake Erie holds 1.277 x 1014 gallons of water. What is its volume in cubic meters? In km3? 15. If gas costs $3.59 per gallon, what is the price per milliliter? Sec 2.6: Dimensional Analysis problems -- Show all conversion steps and show all units. Put final answer in correct number of significant figures. 1. 2. 3. 4. 5. 6. Convert 1.25 x 104 cm to km? Convert 17.2 meters to miles. Convert 234.5 miles to centimeters. Convert 12.5 x 10-3 kg to micrograms (µg). Convert 6.50 gallons to milliliters. Convert 45.2 ounces to kilograms. 7. 8. 9. 10. Convert 36.00 cm/sec to miles/hour Convert 1.09 g/mL to lbs/gal Convert 840.0 in3 to cm3 Convert 4.22 g/cm3 to lbs/ft3 11. If a car has a fuel efficiency of 27.1 miles per gallon of gasoline, what is its fuel efficiency in kilometers per liter of gasoline? 12. The airspeed record for a manned jet aircraft is 2,194 miles per hour, set in 1976. a. What was the speed in meters per minute? b. What is the speed in kilometers per second? 13. How many seconds are there in 1 year? 14. Lake Erie holds 1.277 x 1014 gallons of water. What is its volume in cubic meters? In km3? 15. If gas costs $3.59 per gallon, what is the price per milliliter?