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115708
Magnetism and Electromagnetism
Description
GCSE Physics (Magnetism and Electromagnetism) Mind Map on Magnetism and Electromagnetism, created by Olivia Weatherhead on 30/05/2013.
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magnetism and electromagnetism
physics
physics
magnetism and electromagnetism
gcse
Mind Map by
Olivia Weatherhead
, updated more than 1 year ago
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Created by
Olivia Weatherhead
over 11 years ago
406
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Resource summary
Magnetism and Electromagnetism
Magnets & Magnetic Materials
Permanent Magnets
Steel
Hard Magnetic Materials
Stay Magnitised
Like Poles Repel
Unlike Poles Attract
Iron
Soft
Magnetised and Demagnitised
Easily Changes
Attract & pick up other Magnetic Substances
Electromagnets
Stronger Field
Increasing Turns
Increasing Current
Wrap around Soft Iron Core
Electric Bell
Pulls arm to hit bell
Relay Switch
Safety
Voltage too high
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