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G8 CH9 - Earth Magnetic Field
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From a point on the equator of the Earth, which direction do the Earth’s magnetic field lines point?
Toward geographic north
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True of False. The Earth’s magnetic poles are exactly the same as the geographic poles
False
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True of False. The Earth’s magnetic poles have not always been in the same positions
True
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True of False. The Earth’s magnetic poles are similar to the poles of a bar magnet.
True
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If the Earth is represented as a bar magnet, state which magnetic pole of the bar magnet would be closer to geographic north
South
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Name the piece of equipment that is used for navigation and uses the Earth’s magnetic field.
Compass
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True of False. The Earth’s magnetic field occurs only at certain times
False
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True of False. The Earth’s magnetic field occurs all around the Earth
True
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True of False. The Earth’s magnetic field occurs only at the poles.
False
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Name the two magnetic metals that make up core of the Earth
Iron and nickel
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True of False. The Earth’s magnetic field occurs only at the equator.
False
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State the part of the Earth that the Earth’s magnetic field comes from.
Core of the earth
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