| Method |
Precise Learning Objective |
Linked |
Question / Activity
(Designed for maximum working out) |
Stepping Stones |
Pitstop Check
(Thinking Map) |
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An electromagnets is consists of:
- a coil
- a current source
- possibly a core |
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What are electromagnets made of? |
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Uses of electromagnets:
- Door bell
- Relay |
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What are the main uses of electromagnets? |
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Electromagnets enquiry:
Aim: To find out how the __________ affects the strength of an electromagnet. |
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What factors can affect the strength of an electromagnet? |
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| D |
The motor effect occurs when a magnetic field created by a flow of current interacts with a magnetic field from a permanent magnet. |
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ES - What is the motor effect? |
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| D |
To use the motor effect to explain:
- a 'ding dong' door bell.
- Speaker |
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ES - How is the motor effect used to create a speaker? |
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