Study

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