2.9 understanding electricity

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2.9 Understanding electricity December 7, 2010

Key terms ,[object Object],[object Object]

What is electricity? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Measuring electricity ,[object Object],[object Object],[object Object],[object Object]

Series

Parallel

Case study: fault finder ,[object Object],[object Object]

Ohms Law Voltage equals the product of the current and the resistance

Resistors ,[object Object],[object Object],[object Object]

Worked example ,[object Object]

Worked example ,[object Object]

Units and symbols Resistance Current Voltage Symbol Unit Electrical property

Units and symbols Ω Ohm Resistance A Ampere (Amp) Current V Volt Voltage Symbol Unit Electrical property

Activity 1 ,[object Object],[object Object],[object Object]

Activity 2 ,[object Object],[object Object],[object Object],[object Object]

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2.9 understanding electricity

1. 2.9 Understanding electricity December 7, 2010

2.

3.

4.

5.

6.

7.

8.

11.

12. Ohms Law Voltage equals the product of the current and the resistance

13.

14.

15.

16. Units and symbols Resistance Current Voltage Symbol Unit Electrical property

17. Units and symbols Ω Ohm Resistance A Ampere (Amp) Current V Volt Voltage Symbol Unit Electrical property

18.

19.