| GCSE
Revision - Electricity and Magnetism |
This
study guide is intended to help you complete notes and
revision for the waves section of GCSE.
|
| |
| (a). |
Click on the following links to visit the BBC Bitesize revision Website for: Ohm’s Law - 
|
| 1. |
Read
through the revision notes and answer the following questions.
Finally, carry out the revision test on Ohm’s
Law. |
| (a) |
State
Ohms’s
Law in words and sketch a graph to explain the law.
|
| (b) |
Write down an equation which describes Ohm’s Law.
|
| (c) |
List
three components with their electrical symbols that do
NOT obey Ohm’s Law and explain why they do not obey the
law.
|
| |
| (b). |
Mains Electricity:
|
| 2. |
Read
through the revision notes and answer the following questions.
Finally, carry out the revision test on Mains
Electricity. |
| (a) |
Draw
a sketch diagram of the wires in a plug. Label the diagram
(don’t forget to relate colour to function).
|
| (b) |
What
size fuse would you use for a device using a current of 2A
?
|
| (c) |
What
is the function of the Earth wire?
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| Suggested Websites: |
| 6. |
Nasa - |
| 7. |
Project GCSE - |
| 8. |
Now go to BBC Bitesize to complete the ‘jumbled-up’ table of the E.M. Spectrum - |
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