# THE METRIC SYSTEM - Wayne County

THE METRIC SYSTEM PRESENTED BY MR. CONANT WHY DO WE USE THE METRIC SYSTEM? Almost all other countries are using the metric system Other countries companies are refusing to buy products from the U.S. if not labeled in

metric units Scientists need a universal way to communicate data (SI Units) APPROXIMATE CONVERSIONS BETWEEN METRIC & US LENGTH UNITS A meter is about the same length as a yard A meter is about three feet long

A decimeter is about four inches long An inch is about 25 millimeters A foot contains about 30 centimeters A foot contains about 3 decimeters WHAT DOES THE METRIC SYSTEM MEASURE? The gram measures mass or how much something weighs The liter measures volume which is used

when measuring liquids The meter measures the length of an object or the distance from place to place THE METRIC CONVERSION CHART (STAIRCASE METHOD) Kilo 1000 Hecto units

100 Deka units 10 To convert to a smaller unit, move decimal point to the right or multiply. Basic Unit Deci

0.1 Centi units 0.01 Milli units 0.001 units To convert to a larger unit, move decimal point to the left or divide units TRY THIS USING THE STAIRCASE METHOD

1000 mg = ______ g Step 1: Determine if you are going to go up or down the ladder. Step 2: Determine how many steps there are from milligrams to grams. Step 3: Move the decimal point the amount of places that was determined in steps 1 & 2. TRY THIS USING THE STAIRCASE METHOD 1000 mg = ______

1 g Step 1: Determine if you are going to go up or down the ladder. Step 2: Determine how many steps there are from milligrams to grams. Step 3: Move the decimal point the amount of places that was determined in steps 1 & 2. TRY THIS USING THE STAIRCASE METHOD .15 L = __________ ml

TRY THIS USING THE STAIRCASE METHOD .15 L = __________ ml 150

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