INTERNATIONAL SYSTEM OF MEASUREMENT SI Units Length Volume

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INTERNATIONAL SYSTEM OF MEASUREMENT

INTERNATIONAL SYSTEM OF MEASUREMENT

SI Units: • • • Length Volume Mass Temperature Time Pressure Energy Amount of

SI Units: • • • Length Volume Mass Temperature Time Pressure Energy Amount of a Substance Luminous Intensity Electric Current • • • Meters (m) Liters (L) Kilograms (kg) Kelvin (K) Seconds (s) Pascals (Pa) Joules (J) Moles (mol) Candela (cd) Ampere (A)

SI Prefixes Prefix Symbol Factor Quantity* � � � � � Giga Mega Kilo

SI Prefixes Prefix Symbol Factor Quantity* � � � � � Giga Mega Kilo Hecto Deca Deci Centi Milli Micro Nano G M k h da d c m µ n *Quantity in relation to the base unit ** Base unit inserted here 109 106 103 102 101 10 -2 10 -3 10 -6 10 -9 1000000 100 10 ** 0. 1 0. 001 0. 000000001

Interpreting Units � Gigameter � Meter is a unit of length � Giga is

Interpreting Units � Gigameter � Meter is a unit of length � Giga is a prefix representing a factor of 109 � 1 Gigameter = 100000 meters = 1. 0 x 109

Metric Conversions � USE DIMENSIONAL ANALYSIS!! Convert 1000 meters to kilometers: 1 kilometer x

Metric Conversions � USE DIMENSIONAL ANALYSIS!! Convert 1000 meters to kilometers: 1 kilometer x 1000 (or 1. 0 x 103)meters 1 x 103 meters � = 1 kilometer

Practice � Convert 10 milligrams to decagrams 10 milligrams x decagram 1000 milligrams =

Practice � Convert 10 milligrams to decagrams 10 milligrams x decagram 1000 milligrams = (10/1000)/10 = 0. 001 decagrams x 1 10 grams

Independent Practice � Complete metric conversion problems in your note packet.

Independent Practice � Complete metric conversion problems in your note packet.

For Homework… �Memorize �SI the SI units Prefixes Acronym Contest

For Homework… �Memorize �SI the SI units Prefixes Acronym Contest