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Study Guide 6-1 Earth’s Structure
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How could the deep interior of Earth be mapped?
The deep interior of Earth can be mapped using seismic waves
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What does Continental and Oceanic Crust mostly consist of?
Oxygen, silicon and aluminum
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Define the following terms:
Magnetic reversal Core Process by which Earth’s magnetic pole change places The central part of the Earth, below the mantle; The layer of Earth made mostly of iron
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Define the following terms:
Fossils Items that provide evidence that the continents were once close together
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Define the following terms:
Seismic waves Sea-floor spreading Vibrations produced by an earthquake Process by which new oceanic lithosphere form
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