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Unit Conversion Review Quiz 1: Measuring, SI units, Unit conversion Convert the following: 440 cm to meters Ans: 4.4 m ________ Measuring 56.0 mL Vocabulary Describes qualities or appearance, such as color or texture Qualitative description Convert the following: 70099 mm to kilometers _______ Ans: 0.070099 km Measuring 21.5 mL List the SI units for length ________ temperature ________ mass ________ Ans: m, K, kg 2.54 cm = 1 in 305 m = ________ inches Ans: 12007.9 in Vocabulary A standard used when measuring a quantity A unit The number of seconds there are in 24 hours 86,400 sec Measuring 36.5 mL 2.54 cm = 1 in 67 inches = ________ meters Ans: 1.7 m Vocabulary The measure of the amount of matter in an object mass 6200 m = ______ km 6.2 km 0.0023 mm = _______ cm. 0.00023 cm Measuring 20.38 mL Vocabulary Anything that has mass and takes up space matter This SI unit measures temperature. Kelvin 0.0055 kL = ______ liters 5.5 liters Vocabulary A mathematical expression that relates two units Conversion factor The number of minutes there are in a month with 28 days. 40,320 minutes Measuring 1.95 mL This SI unit is used to measure mass. kilograms How many seconds are there in 24 hours? Answer: 86,400 sec True or false Your mass on the moon would be less than your mass on earth because there is less gravity on the moon. False, mass would be the same, but your weight would be different. This SI unit measures time. a second The density of gold is 19.3 g/ml. What is the volume if the mass is 5 grams? Answer: 0.26 ml Measuring 6.7 mL Which is smaller a milligram or a microgram? Answer: microgram Vocabulary The measure of the gravitational force exerted on an object weight This SI unit measures luminous intensity. a candela This SI unit measures amount of substance. a mole Measuring 11.5 mL 2.73 inches = ______ mm (1 inch = 2.54 cm) Answer: 69.3 mm