Permanent & Induced Magnets (OCR GCSE Physics A, Combined (Gateway Science Suite)): Flashcards
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How many poles does every magnet have?
How many poles does every magnet have?
Two poles
What are the two poles of a magnet called?
What are the two poles of a magnet called?
North and South
What happens when like poles meet
What happens when like poles meet
They repel (push away)
What happens when opposite poles meet
What happens when opposite poles meet
They attract (pull toward each other)
What is a magnetic field?
What is a magnetic field?
Area around magnet where magnetic forces can be felt
Where is a magnetic field strongest?
Where is a magnetic field strongest?
At the poles
What happens to magnetic field strength as you move away from the magnet?
What happens to magnetic field strength as you move away from the magnet?
It weakens
What compasses use to point north
What compasses use to point north
Earth's magnetic field
What electric motors rely on to operate
What electric motors rely on to operate
Magnetic forces