2. Lesson Objectives 1. Practise writing sequence of instructions 2. Write flowcharts for different mechanisms Keywords: Input sensor Motion sensor Output Motor

4. Input sensorOutput Motion SensorMotor

5. Person thereNo Person there Door OpenClose

6. Flowchart Symbols

7. yes no Start Is somebody at the door? Open door Close door

8. Words…. Srnsseo SSensors cutrnsstoiin IInstructions

9. The Question…. What steps did we go through to get an answer for the problem? What is this similar to?

10. Making coffee Boil water Drink coffee Take coffee from cupboard Fill kettle

11. Yes Start Put coffee in cup Milk? Drink coffee Stop Boil water Add water No Add milk Making coffee Start or stop Input/output Process Decision

12. Flowchart symbols Start or stop Decision Input or output Process

13. Flowchart Symbols

14. Identify Outline of the problem Analyse The needs of the system Evaluate Refining the system Design Planning all parts of the system Implement Creating the system Test Making sure the system works System Life Cycle

15. Identify Outline of the problem Analyse The needs of the system Design Planning all parts of the system Implement Creating the system System Life Cycle

16. Lesson Objectives 1. Practise writing a sequence of instructions 2. Draw flowcharts for different