What do the lines around a magnet represent?
U5 Day 9 Warm up - Magnetism

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•
Physics
•
10th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Magnetic Field: The lines represent the magnetic field, which shows the direction and strength of the magnetic force around the magnet.
2.
FLASHCARD QUESTION
Front
How can the poles of an electromagnet be reversed?
Back
By changing the direction of current flow: Reversing the current in the coil will switch the poles of the electromagnet.
3.
FLASHCARD QUESTION
Front
Where is the strongest part of a magnet located?
Back
The poles: The magnetic poles (North and South) are where the magnetic force is strongest.
4.
FLASHCARD QUESTION
Front
What direction does the North Pole of an electromagnet point?
Back
It points towards the Earth's magnetic North, which is generally to the left when viewed from the perspective of the electromagnet.
5.
FLASHCARD QUESTION
Front
What happens if you cut a magnet in half?
Back
Both halves get a North pole and a South pole: Each piece becomes a smaller magnet with its own North and South poles.
6.
FLASHCARD QUESTION
Front
What is a magnet?
Back
A magnet is an object that produces a magnetic field, attracting materials like iron, nickel, and cobalt.
7.
FLASHCARD QUESTION
Front
What are the two types of magnets?
Back
Permanent magnets and electromagnets: Permanent magnets maintain their magnetic properties, while electromagnets require an electric current.
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