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Notes – Systems of Measurement Assign #30 pts.

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Metric or SI system (System de Internationale) Universal System of Measurement Notes – Systems of Measurement

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass (Weight) 2) Volume 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass (Weight) 2) Volume 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass (Weight) 2) Volume 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass (Weight) 2) Volume 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) 2) Volume 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) – Amount of gravitational pull (Force = N) 2) Volume 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) – Amount of gravitational pull (Force = N) 2) Volume – Amount of space a substance takes up. 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) – Amount of gravitational pull (Force = N) 2) Volume – Amount of space a substance takes up. 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) – Amount of gravitational pull (Force = N) 2) Volume – Amount of space a substance takes up. 3) Length 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) – Amount of gravitational pull (Force = N) 2) Volume – Amount of space a substance takes up. 3) Length – Distance 4) Temperature

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Metric or SI system (System de Internationale) Parameters of measure: 1) Mass – Amount of matter in a substance (Weight) – Amount of gravitational pull (Force = N) 2) Volume – Amount of space a substance takes up. 3) Length – Distance 4) Temperature – How fast particles are moving

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Basic Units of Measure 1) Mass = kilogram (kg) (Weight) 2) Volume 3) Length 4) Temperature

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Basic Units of Measure 1) Mass = kilogram (kg) (Weight) = Newton (N) 2) Volume 3) Length 4) Temperature

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Basic Units of Measure 1) Mass = kilogram (kg) (Weight) = Newton (N) 2) Volume = Liter (L) 3) Length 4) Temperature

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Basic Units of Measure 1) Mass = kilogram (kg) (Weight) = Newton (N) 2) Volume = Liter (L) 3) Length = meter (m) 4) Temperature

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Basic Units of Measure 1) Mass = kilogram (kg) (Weight) = Newton (N) 2) Volume = Liter (L) 3) Length = meter (m) 4) Temperature = Celsius or Centigrade ( o C) (metric) or Kelvin (K) (SI)

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Prefixes- Universal precursors M = mega- k = kilo- d = deci- c = centi- m = milli-

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Prefixes- Universal precursors M = mega- = x 1 000 000 – MHz k = kilo- d = deci- c = centi- m = milli-

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Prefixes- Universal precursors k = kilo- = x 1000 kgkLkm d = deci- c = centi- m = milli-

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Prefixes- Universal precursors k = kilo- = x 1000 kgkLkm d = deci-= 1/10 or.1 dgdLdm c = centi- m = milli-

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Prefixes- Universal precursors k = kilo- = x 1000 kgkLkm d = deci-= 1/10 or.1 dgdLdm c = centi-= 1/100 or.01 cgcLcm m = milli-

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Prefixes- Universal precursors k = kilo- = x 1000 kgkLkm d = deci-= 1/10 or.1 dgdLdm c = centi-= 1/100 or.01 cgcLcm m = milli-= 1/1000 or.001 mg mLmm

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Equivalents for Estimation Mass - 1 gram = 1 raisin

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup 1 kilogram =1 pair of shoes

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup 1 kilogram =1 pair of shoes Length– 1 millimeter = thickness of a dime

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup 1 kilogram =1 pair of shoes Length– 1 millimeter = thickness of a dime 1 centimeter = width of little finger nail

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup 1 kilogram =1 pair of shoes Length– 1 millimeter = thickness of a dime 1 centimeter = width of little finger nail 1 meter =1 golf club

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup 1 kilogram =1 pair of shoes Length– 1 millimeter = thickness of a dime 1 centimeter = width of little finger nail 1 meter =1 golf club 1 kilometer = 5 city blocks 5 city blocks

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Equivalents for Estimation Mass - 1 gram = 1 raisin 500 gram =1 can of soup 1 kilogram =1 pair of shoes Length– 1 millimeter = thickness of a dime 1 centimeter = width of little finger nail 1 meter =1 golf club 1 kilometer = 5 city blocks 10 km = 6.2 miles 100 km = 1000 km = 1 km =

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Volume – 1 liter = 1 medium milk carton (quart) Equivalents for Estimation

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Volume – 1 liter = 1 medium milk carton (quart) 1 milliliter =contents of one eyedropper (15 drops) Equivalents for Estimation

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Volume – 1 liter = 1 medium milk carton (quart) 1 milliliter =contents of one eyedropper (15 drops) 5 milliliters = 1 teaspoon Equivalents for Estimation

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Volume – 1 liter = 1 medium milk carton (quart) 1 milliliter =contents of one eyedropper (15 drops) 5 milliliters = 1 teaspoon 1 mL = 1 cubic centimeter (cc or cm 3 ) Equivalents for Estimation

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Volume – 1 mL = 1 cubic centimeter (cc or cm 3 ) 1 L = 1000 cm 3 Equivalents for Estimation

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Volume – 1 mL = 1 cubic centimeter (cc or cm 3 ) 1 L = 1000 cm 3 1 gram of water = 1 cc = 1 mL Equivalents for Estimation

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Volume – 1 mL = 1 cubic centimeter (cc or cm 3 ) 1 L = 1000 cm 3 1 gram of water = 1 cc = 1 mL 1 L= 1000 g or 1 kg water Equivalents for Estimation

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Temperature o C Science Room temperature = 20-25 o C or 70-75 o F SI Kelvin = -273.15 o C = 0 K Coldest possible temperature = Absolute zero Boiling water = 100 o C or212 o F Freezing water = 0 o C or32 o F Equivalents for Estimation

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Scientific Notation For displaying very large and very small numbers. All numbers changed to 2-3 digit power of 10. 1,000,000 = 1 x 10 6 1,000 = 1 x 10 ?.0000000001 = 1 x 10 ?

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Scientific Notation For displaying very large and very small numbers. All numbers changed to 2-3 digit power of 10. 1,000,000 = 1 x 10 6 1,000 = 1 x 10 3.0000000001 = 1 x 10 -10

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Scientific Notation When multiplying with scientific notation, you add the exponents 1,000,000 x 1,000 1 x 10 6 x 1 x 10 3 = 1 x 10 9 When dividing with scientific notation, you subtract the exponents

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Scientific Notation When multiplying with scientific notation, you add the exponents 1,000,000 x 1,000 1 x 10 6 x 1 x 10 3 = 1 x 10 9 When dividing with scientific notation, you subtract the exponents 1 x 10 6 = 10 6-3 = 1 x 10 3 1 x 10 3

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Dimensional analysis The method of treating units as algebraic quantities that can be cancelled. Units or factor conversions are multiplied till correct units are displayed Unit conversions = 1 - 1 = 1000 mL 1 L Convert 2 years to seconds 2 y x __d x __hr x __min x __s 1 y d hr min Convert 2 kg to mg :

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Dimensional analysis The method of treating units as algebraic quantities that can be cancelled. Units or factor conversions are multiplied till correct units are displayed Unit conversions = 1 - 1 = 1000 mL 1 L Convert 2 years to seconds 2 y x 365 d x 24 hr x 60 min x 60 _s 1 1 y 1 d 1 hr min

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