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Electromagnets

Last updated about 3 years ago
18 questions
Watch the videos and read the articles to answer the questions.
What is an Electromagnet?
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An electromagnet is created by

How Magnets Work
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Atoms get their positive or negative charges by which particle moving?

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1

The elecricity that makes our earth a magnet comes from....

Factors of an Electromagnet - what would make it stronger or weaker?
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The factors of an electromagnet are ____.

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Which is stronger?

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Why is A or B stronger?

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Which is weakest?

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Which has the smallest force of attraction?

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Which has the greatest force of attraction?

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Which has the smallest force of attrationction?

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Why are magnets important?
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What is an electric generator?

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Why are electric generators important?

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What is an electric motor? What are electric motors used for?

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3

Match each of the items with how magnetism is involved

Draggable itemCorresponding Item
Electric Motor
Electricity is used to CREATE a Magnetic Force
Electromagnetic
Magnetic forces CREATES Electricity
Electric Generator
Magentic Forces CREATES Motion with Electricity
EXTRA CREDIT!!
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Atoms are made up of two charges. The positive charge is found in the....

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Atoms need what to hold together?