THE METRIC SYSTEM



THE METRIC SYSTEM NOTES date _____________

Why use metrics?

A.

B.

The metric ladder (metric to metric)

k__ h__ dk__ BASE d__ c__ m__

Converting:

A. metric to metric

1. Move decimal the number of steps on the ladder

2. move decimal to the left or right?

.560 km = _________ cm

1,234 mg = ________ dkg

426 cm = __________ m

B. U.S. to metric

1. use conversion table (page 134 in planner)

|U.S. unit |Multiplied by |Equals metric unit |Metric unit |Multiplied by |Equals US unit |

|inch |2.54 |centimeters |centimeter |.39 |inches |

|feet |.3 |meters |meter |3.3 |feet |

|mile |1.6 |kilometers |kilometer |.62 |miles |

|gallon |3.8 |liters |liter |.26 |gallons |

|pound |.45 |kilograms |kilogram |2.2 |pounds |

|ounces |28.3 |grams |gram |.035 |ounces |

|°F-32 |.55 |° Celsius |°C+17.8 |1.8 |° Fahrenheit |

70 mph = ___________ kph 72º F = _____________ º C

5 km = _______________ miles 37 inches = ______________ meters

Why doesn’t the U.S. use metric?

|U.S. unit |Multiplied by |Equals metric unit |Metric unit |Multiplied by |Equals US unit |

|inch |2.54 |centimeters |centimeter |.39 |inches |

|feet |.3 |meters |meter |3.3 |feet |

|mile |1.6 |kilometers |kilometer |.62 |miles |

|gallon |3.8 |liters |liter |.26 |gallons |

|pound |.45 |kilograms |kilogram |2.2 |pounds |

|°F-32 |.55 |° Celsius |°C+17.8 |1.8 |° Fahrenheit |

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