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15 Cards in this Set
- Front
- Back
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Electromagnet
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magnet whose strength comes from electricity
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Hypothesis
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best guess about what will happen in an experiment
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Experiment
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test that confirms or disproves a hypothesis
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Attract
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to draw something toward a magnet
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repel
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to push away from something
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fair test
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experiment in which all parts are exacly the same except for one variable
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compass
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device that uses magnetic attraction to show direction
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pole
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north or south end of a magnet
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A magnet (will or will not) attract an object that has any kind of metal in it
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will not
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Name the two poles of a magnet:
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north pole & south pole
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North poles atract ____ and south poles attract ____.
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south poles; north poles
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The number of magnets will _____ the magnetic charge.
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increase
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Which of the following materials would be attracted to a magnet: rubber band, brass pin, sliver of iron, steel nail, dollar bill, gold earring, penny, nickel, piece of aluminum foil, plastic comb
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brass pin, sliver of iron, steel nail, piece of aluminum foil
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Based on your experiments, two things magnets can do are:
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repel; change the course of a compass
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How do electromagnets work?
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Electricity is magnetic and add magnetic material with the electricity to attract or repel.
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