How do magnets become weaker?
12-9 Battery & Magnet Recap

Flashcard
•
Mathematics
•
12th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
Back
Magnets can become weaker when placed in different temperatures, particularly when exposed to heat.
2.
FLASHCARD QUESTION
Front
The area of magnetic force around a magnet is known as its _____________.
Back
magnetic field
3.
FLASHCARD QUESTION
Front
How many poles does a magnet have?
Back
2
4.
FLASHCARD QUESTION
Front
How can a simple electromagnet be made stronger?
Back
By adding more coils of wire to the nail.
5.
FLASHCARD QUESTION
Front
As the distance between two magnets increases, the force between them:
Back
Decreases
6.
FLASHCARD QUESTION
Front
What is the definition of a magnetic field?
Back
A magnetic field is the region around a magnet where magnetic forces can be detected.
7.
FLASHCARD QUESTION
Front
What are the two types of magnetic poles?
Back
North pole and South pole.
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