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TMAT 103 Appendix B The Metric System. TMAT 103 §B.1 Introduction.

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Presentation on theme: "TMAT 103 Appendix B The Metric System. TMAT 103 §B.1 Introduction."— Presentation transcript:

1 TMAT 103 Appendix B The Metric System

2 TMAT 103 §B.1 Introduction

3 §B.1 – Introduction International System of Units –SI Metric System –Many businesses and products are international Cars, machinery, entertainment systems, etc.

4 §B.1 – Introduction

5 Prefixes for SI units MultiplePower of 10PrefixSymbolMeaning 1,000,000,000,00010 12 TeraTTrillion 1,000,000,00010 9 GigaGBillion 1,000,00010 6 MegaMMillion 1,00010 3 KilokThousand 10010 2 HectohHundred 1010 1 DekadaTen.110 -1 DecidTenth.0110 -2 CenticHundredth.00110 -3 MillimThousandth.00000110 -6 Micro  Millionth.00000000110 -9 NanonBillionth.00000000000110 -12 PicopTrillionth

6 TMAT 103 §B.2 Length

7 §B.2 – Length Common units for length MultiplePower of 10NameMeaning 1,00010 3 KilometreThousand 110 0 MetreStandard Unit.0110 -2 CentimetreHundredth.00110 -3 MillimetreThousandth

8 §B.2 – Length Examples  Convert 576 mm to cm  Convert 5,000,000 mm to km  Convert 25 dm to dam

9 TMAT 103 §B.3 Mass

10 §B.3 – Mass Common units for mass MultiplePower of 10NameMeaning 1,00010 3 KilogramThousand 110 0 GramStandard Unit.00110 -3 MilligramThousandth

11 §B.3 – Mass Examples  Convert 3876 g to kg  Convert 50 g to mg  Convert 57  g to g

12 TMAT 103 §B.4 Volume and Area

13 §B.4 – Volume and Area Common units for volume MultiplePower of 10NameMeaning 110 0 LitreStandard Unit.00110 -3 MilliThousandth MultiplePower of 10NameMeaning 1,000,000,00010 9 Cubic Kilometre (km 3 )Billion 110 0 Cubic Metre (m 3 )Standard Unit.00000110 -6 Cubic Centimetre (cm 3 )One millionth.00000000110 -9 Cubic Millimetre (mm 3 )One billionth

14 §B.4 – Volume and Area When are litres and millilitres used –Usually for liquids When are cubic measurements used –Usually for volume of spaces Rooms, Houses, etc. Relationship –1 litre = 1 cubic decimetre –.001 L = 1 cm 3

15 §B.4 – Volume and Area

16 Examples  Convert 3.4L to ml  Convert 856.3 mm 3 to cm 3  Convert 2.5L to cm 3  Find the volume of the given figure V = lwh

17 §B.4 – Volume and Area Common units for area MultiplePower of 10NameMeaning 1,000,00010 6 Square Kilometre (km 2 )Million 10,00010 4 Square Hectometre HECTARE (ha) Ten thousand 110 0 Square Metre (m 2 )Standard Unit.000110 -4 Square Centimetre (cm 2 )One ten-thousandth.00000110 -6 Square Millimetre (mm 2 )One millionth

18 §B.4 – Volume and Area

19 Examples  Convert 14423 cm 2 to m 2  Convert 7.2 ha to km 2  Convert 3.7 ha to acres –1 ha = 2.47 acres  Find the area of the given figure A = lw

20 TMAT 103 §B.5 Temperature, Time, Current, and Power

21 §B.5 Temperature, Time, Current, and Power Temperature –Kelvin SI – Engineering and science No degree symbol (°) used –Celsius SI – Everyday temperature measurements –Fahrenheit US measurements

22 §B.5 Temperature, Time, Current, and Power Temperature Relationships –

23 §B.5 Temperature, Time, Current, and Power

24 Examples  Convert 93.3° F to C  Convert 27.2° C to F  Convert 131 K to F

25 §B.5 Temperature, Time, Current, and Power Time –Seconds, Minutes, Hour, Day, etc. Examples  Convert 4 hours 31 minutes to seconds  Convert 4,383,000 nanoseconds to seconds  How many seconds are in a year?

26 §B.5 Temperature, Time, Current, and Power Common units for current MultiplePower of 10NameMeaning 110 0 AmpereStandard Unit.00110 -3 MilliampereThousandth.00000110 -6 MicroampereMillionth

27 §B.5 Temperature, Time, Current, and Power Examples  Convert 3654 mA to A  Convert 1,500,000  A to A

28 §B.5 Temperature, Time, Current, and Power Common units for power MultiplePower of 10NameMeaning 1,000,00010 6 MegawattMillion 1,00010 3 KilowattThousand 110 0 WattStandard Unit.00110 -3 MilliwattThousandth

29 §B.5 Temperature, Time, Current, and Power Examples  Convert 3654 mW to W  Convert 1,500,000 W to MW

30 TMAT 103 §B.6 Other Conversions

31 §B.6 Other Conversions Appendix A –Conversion tables Examples  Convert 1.6 square miles to square feet  Convert 45 yards to rods  16.5 feet = 1 rod  Convert 1.5 kilometres per minute to miles per hour


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