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9 Cards in this Set
- Front
- Back
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what is an undersea mountian chain at which sea-floor spreading occurs?
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mid-ocean ridge
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what is the asthenosphere?
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a soft layer of rock in the mantle
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what is the lithosphere?
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the uppermost part of the mantle
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what is a wave produced ny an earthquake?
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seismic waves
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what is a rock that makes up much of the ocean floor?
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basalt
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the transfer of energy through empty space is called______
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radiation
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_________ is the transfer of heat by the movement of a heated fluid
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convection
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_________-is heat transfer by direct contact of particles of matter.
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conduction
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the geologicle theory that states that pieces of earths crust are in constant, slow motion is called_________.
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theory of plate techtonics
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