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Applied Mathematics — Second Secondary Chemistry — Second Secondary General Mathematics — Second Secondary Pure Mathematics — Second Secondary

Lesson 1

Chapter 1: Physical Measurement

Lesson parts

1.1 What you will learnWhat you will learn1.1

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1.2 1.1 Why we measure1.1 Why we measure1.2

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1.3 1.2 Definition of measurement1.2 Definition of measurement1.3

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1.4 1.3 The three elements of any measurement1.3 The three elements of any measurement1.4

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1.5 1.4 Physical quantities1.4 Physical quantities1.5

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1.6 2.1 Fundamental physical quantities2.1 Fundamental physical quantities1.6

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1.7 2.2 Derived physical quantities2.2 Derived physical quantities1.7

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1.8 2.3 Physics and mathematics2.3 Physics and mathematics1.8

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1.9 2.4 Systems of units2.4 Systems of units1.9

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1.10 2.5 The International System of Units (SI)2.5 The International System of Units (SI)1.10

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1.11 2.6 Scientists who benefited humanity2.6 Scientists who benefited humanity1.11

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1.12 3.1 From the body to the instrument3.1 From the body to the instrument1.12

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1.13 3.2 Examples of instruments, old and modern3.2 Examples of instruments, old and modern1.13

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1.14 3.3 The vernier caliper — measuring length precisely3.3 The vernier caliper — measuring length precisely1.14

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1.15 Lesson 4: Standard Units (Length, Mass, Time)Lesson 4: Standard Units (Length, Mass, Time)1.15

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1.16 4.1 The standard of length — the metre4.1 The standard of length — the metre1.16

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1.17 4.2 The standard of mass — the kilogram4.2 The standard of mass — the kilogram1.17

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1.18 4.3 The standard of time — the second4.3 The standard of time — the second1.18

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1.19 5.1 The idea5.1 The idea1.19

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1.20 5.2 Getting the unit from the dimensional formula5.2 Getting the unit from the dimensional formula1.20

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1.21 5.4 Table of dimensional formulas5.4 Table of dimensional formulas1.21

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1.22 5.5 Rules to remember ("Pay attention")5.5 Rules to remember ("Pay attention")1.22

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1.23 6.1 Dimensional homogeneity6.1 Dimensional homogeneity1.23

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1.24 6.3 Limits of the method (important!)6.3 Limits of the method (important!)1.24

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1.25 Lesson 7: Multiples and Submultiples of Units; Scientific NotationLesson 7: Multiples and Submultiples of Units; Scientific Notation1.25

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1.26 8.1 No measurement is perfect8.1 No measurement is perfect1.26

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1.27 8.2 Sources of error8.2 Sources of error1.27

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1.28 8.3 Precautions when using a metre ruler8.3 Precautions when using a metre ruler1.28

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1.29 8.4 Direct and indirect measurement8.4 Direct and indirect measurement1.29

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1.30 Extra worked problemsExtra worked problems1.30

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1.31 SummarySummary1.31

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