When magma crystallizes, ________ are formed.
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Wegener’s evidence for a united Pangaea comes from the fossi…
Wegener’s evidence for a united Pangaea comes from the fossil record of which type of organisms?
Volatiles refer to substances that ________.
Volatiles refer to substances that ________.
Most of the pushing force driving plate motion is produced _…
Most of the pushing force driving plate motion is produced ________.
A volcanic island arc forms when ________.
A volcanic island arc forms when ________.
Subduction zones are found at which basic plate boundary typ…
Subduction zones are found at which basic plate boundary type?
Volcanoes that do NOT occur along either present or emergent…
Volcanoes that do NOT occur along either present or emergent plate boundaries are associated with ________.
Continental coastlines that occur within the interior of a t…
Continental coastlines that occur within the interior of a tectonic plate are called ________ margins.
A runaway greenhouse effect is an example of ________.
A runaway greenhouse effect is an example of ________.
The oceanic lithosphere is typically coated in a layer of se…
The oceanic lithosphere is typically coated in a layer of sediment. Which of the following is NOT true about this sediment?