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Laabri

Electromagnets

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Last updated over 3 years ago
18 Nsɛmmisa

Watch the videos and read the articles to answer the questions.

What is an Electromagnet?
How Magnets Work
Factors of an Electromagnet - what would make it stronger or weaker?
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Why are magnets important?
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Question 3
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Question 4
02:31
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Question 5
00:37
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Questions 6 & 7
00:49
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Question 8
01:20
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Question 9
01:30
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Question 10
01:51
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Question 11
02:23
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13.

What is an electric generator?

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14.

Why are electric generators important?

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Question 17
00:43
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17.

Atoms are made up of two charges. The positive charge is found in the....

Question 18
01:17
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2.

An electromagnet is created by

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3.

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

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4.

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

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5.

The factors of an electromagnet are ____.

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6.

Which is stronger?

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7.

Why is A or B stronger?

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8.

Which is weakest?

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9.

Which has the smallest force of attraction?

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10.

Which has the greatest force of attraction?

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11.

Which has the smallest force of attrationction?

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15.

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

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16.

Match each of the items with how magnetism is involved

Draggable itemarrow_right_altCorresponding Item

Electric Generator

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Electricity is used to CREATE a Magnetic Force

Electric Motor

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Magnetic forces CREATES Electricity

Electromagnetic

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Magentic Forces CREATES Motion with Electricity

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18.

Atoms need what to hold together?