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4.1.4 Earth's magnetism — OCR Physics A J249 | GradeGen.AI
Physics A
Magnetism and magnetic fields
Magnets and magnetic fields
Earth's magnetism
Earth's magnetism
OCR GCSE Physics A (J249) — Magnetism and magnetic fields
What You Need to Know
Explain how the behaviour of a magnetic compass provides evidence that the Earth's core is magnetic.
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Earth's magnetism
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