unit0mathassign.docx

unit0mathassign.docx - PHY 1001 Unit 0 Mathematical...

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PHY 1001 Unit 0 Mathematical Assignment Conversions 1 hour = 3600 seconds 1 mile = 5280 feet 1 yard = 3 feet 1 meter = 3.28 feet 1 km = 0.62 miles 1 light second = 300,000,000 meters 1 kg = 2.2 lbs 1 lb = 0.45 kg 1 quart = 0.946 liters 1 m/s = 2.2 miles/hour 1 foot = 12 inches 1 inch = 2.54 cm = 25.4 mm 1. Convert60 miles per hour into meters per second. Key Idea Stock of Data and 60 miles per hour Meters per second 60 minutes in an hour 60 seconds in a minute Solution 60 miles x 1.609 km per mile x 1000 meters per km x .60 hours per minute x 1 min per 60 secs = 26. 8 meters per second 2. Convert186,282 miles per second into meters per second.

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Key Idea Physical Quantities and units Stock of Data and Miles to meters 186,282 miles Solution 186282 x 1.609 x 1000 = 299,727,738 meters per second 3. Convert 3.0 x 10-3 µ m to cm . Key Idea Physical Quantities Stock of Data and Um to cm 3.0 x 10 -3 Solution 3.0 x 10-3 um x (1 m / 1 x 10^6 um) x (100 cm / 1 m) = 3.0 x 10(-7)cm 4. The crew of the Apollo 9 collected moon rocks to bring back to earth. Three of the rocks were massed to be 9.60 g , 0.00345 kg and 195 mg .
• Fall '10
• Roddy
• Applied Physics, Light, Speed of light, Orders of magnitude, Physical quantities, Imperial units, Idea Physical Quantities

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