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Metric System

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American Chopper Why Science Uses The Metric System Why Science Uses The Metric System

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Metric system English system Used in most countries around the world Based on the power of ten Ex: 1 cm = 10 mm 1 m = 1000 mm 1 m = 1000 mm Distance meters Volume liters Mass grams Used in United States, Berma, Liberia No consistent basis Ex: 1 ft = 12 in 1 mi = 5280 ft 1 mi = 5280 ft Distance feet, inches, miles, yards Volume cups, quarts, gallons Mass (weight) pounds, ounces

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Should the US change to the metric system? 1. Yes 2. No 3. Abstain

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What do the symbols mean? cgkLmmgm

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Metric prefixes k h D base unit d c m kilo hecto deka grams deci centi milli liters meters ● ● ● ● ● ● ●

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0.25 cm = ______ dm 1. 250 dm 2. 25 dm 3. 2.5 dm 4. 0.025 dm 5. 0.0025 dm 6. 0.00025 dm

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73 hg = ______ dg 1. 73000 dg 2. 7300 dg 3. 730 dg 4. 73 dg 5. 7.3 dg 6. 0.73 dg 7. 0.073 dg 8. 0.0073 dg

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