1 Introduction to the Scottish Qualifications Authority 3
2 Introduction to the Unit 3
2.1 What is the Purpose of this Unit? 3
2.2 What are the Outcomes of this Unit? 3
2.3 What do I Need to be Able to do in Order to Achieve this Unit? 4
2.4 Approximate Study Time for this Unit 4
2.5 Equipment/Material Required for this Unit 5
2.6 Symbols Used in this Unit 5
3 Assessment Information for this Unit 8
3.1 What do I Have to do to Achieve this Unit? 8
4 Suggested Lesson Plan 9
5 Learning Material 14
5.1 Section 1 14
5.2 Section 2 23
5.3 Section 3 41
5.4 Section 4 54
5.5 Section 5 70
5.6 Section 6 86
5.7 Section 7 100
5.8 Section 8 118
5.9 Section 9 145
5.10 Section 10 159
5.11 Section 11 181
5.12 Section 12 199
5.13 Section 13 213
5.14 Section 14 230
5.15 Section 15 246
5.16 Section 16 259
5.17 Section 17 270
6 Answers to Self-Assessed Questions 291