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# Measurement Introduction

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An intro to our metric unit, asking "Why Metric?" The point is that prior systems varied widely from each other and internally, and were based on changing objects like body parts. Metric is based on the Earth (originally), which does not change.

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### Measurement Introduction

1. 1. Why Metric?<br />
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7. 7. Stone as measure of weight<br />
8. 8. How many inches in a mile?<br />
9. 9. Length<br />12 lines = 1 inch <br />12 inches = 1 foot <br />3 feet = 1 yard <br />1760 yards = 1 mile <br />36 inches = 1 yard <br />440 yards = quarter mile <br />880 yards = half mile<br />
10. 10. Distance<br />100 links = 1 chain <br />10 chains = 1 furlong <br />8 furlongs = 1 mile <br />4 inches = 1 hand <br />22 yards = 1 chain <br />5.5 yards = 1 rod, pole or perch <br />4 poles = 1 chain <br />40 poles = 1 furlong<br />
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21. 21. Volume<br />3 teaspoons = 1 tablespoon<br />3 tablespoons = a jigger<br />2 tablespoons is 1 fluid ounce<br />8 fluid ounces = 1 cup<br />2 cups = 1 pint<br />2 pints = 1 quart<br />4 quarts = 1 gallon<br />55 gallons = 1 barrel of oil<br />63 gallons = 1 hogshead<br />
22. 22. Keys to “Why Metric?”<br />
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24. 24. A pint’s a pound the world around….<br />Only in the U.S. as the British pint is really 20 ounces.<br />
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27. 27. Length<br />10 millimeters = 1 centimeter<br />10 centimeters = 1 decimeter<br />10 decimeters = 1 meter<br />10 meters = 1 decameter<br />10 decameters = 1 heptameter<br />10 heptameters = 1 kilometer<br />
28. 28. 1 Meter<br />1000 millimeters <br />100 centimeters<br />10 decimeters<br />1 meter<br />0.1 decameters<br />0.01 heptameters <br />0.001 kilometer<br />
29. 29. Words Having Meaning (in Latin)<br />Milli = one thousandth<br />Centi = one-hundreth<br />Deci = one-tenth<br />Meter = Measure<br />Deca = ten<br />Hepto = one hundred<br />Kilo = one thousand<br />