Magnetic Fields (AQA GCSE Physics Combined Science): Flashcards
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Practise the cards
12 cards from this deck
Magnetic field definition
Magnetic field definition
Area around a magnet where forces influence other magnets or magnetic materials
Direction of magnetic field lines
Direction of magnetic field lines
From north pole to south pole
Where magnetic field is strongest
Where magnetic field is strongest
Near the north and south poles
Closely spaced field lines indicate
Closely spaced field lines indicate
Stronger magnetic field
Widely spaced field lines indicate
Widely spaced field lines indicate
Weaker magnetic field
Two methods to show magnetic fields
Two methods to show magnetic fields
Plotting compasses and iron filings
How plotting compasses show fields
How plotting compasses show fields
North pole of compass points towards south pole
How iron filings show fields
How iron filings show fields
Iron filings align along magnetic field lines
Opposite poles
Opposite poles
Attract
Like poles
Like poles
Repel
Why opposite poles attract
Why opposite poles attract
Field lines travel from north to south, connecting them
Why like poles repel
Why like poles repel
Field lines try to reach south pole, don't touch