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Published byColleen Gregory Modified over 6 years ago

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SI Measurement Le System international d’Unites Internationally agreed –75 000 not 75, 000 –Meters not miles –Liters not gallons

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Units? mass length Volume Time Amount of a substance

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Other Units Derived unit – combination of units like in velocity m/s 2, or pressure kg/m s 2 Density – g/cm

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Density D = m/v Ratio of mass to volume The mass divided by the volume Physical property

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Mass kilogram is the standard –1000 grams We use grams – more useful in science class. King Henry Chart –Remember Mass measure of matter, does not depend on gravity Weight – measure of the gravitational pull on the mass

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Mass and weight mass is the amount of matter and will not change with location Weight is a measure of gravity and will change with location

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How to convert King Henry chart – memorize King Henry drank uho delicious chocolate milk Kilo Hecto daka ______deci centi milli

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Larger prefixes Mega Giga tera

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Smaller prefixes Micro Nano Pico Femto atto

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Multiple conversions Affects density, area etc If the unit is squared, you need to convert twice. If the unit is cubed you need to convert _______________

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Practice Pg 60. #31-34

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