Additional Resources
Chapter 9 Working with time
9D World time zones
9D World time zones
Answers to this topic of the Student book
Example 9D-7 Finding standard times involving the International Date Line
This video tutorial will show you how to solve the example in your Student book.
Example 9D–3 Finding standard times involving adding days
This video tutorial will show you how to solve the example in your Student book.
Example 9D–4 Finding standard times involving subtracting days
This video tutorial will show you how to solve the example in your Student book.
9D Using a time zone map
This worksheet will help you build your understanding of the key concepts from this topic. Complete this in class or as homework.
9D.1 Time zones around the world
This Investigation will help you explore the key concepts in this topic in a fun and interesting context.
9D.2 International Date Line
This Investigation will help you explore the key concepts in this topic in a fun and interesting context.
9D World time zones
This interactive explains the key concepts from this topic and lets you practise what you have learned.