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12 questions
Which of the following is not a main source of internal heat on Earth?
heat from the accretion of Earth during its formation
Frictional heating caused by the sinking of core materials
Heat from radioactive elements
Radiation from the sun
Volcanism is driven by _________________.
Plate tectonic motion
accretion of Earth
Sinking of core materials
Solidification of molten rocks
Decrease in pressure generates magma.
True
False
Intrusive igneous rocks are formed _________________.
above the surface
below the surface
what type of rock comes from preexisting rocks?
Igneous rock
sedimentary rock
metamorphic rock
none of this
Temperature decreases with depth
True
False
The addition of heat can be generated within the lithosphere at the subduction zone.
True
False
The melting caused by increasing pressure is called pressure-releasing melting.
True
False
It is a vent in the surface of Earth where magma is expelled during a volcanic eruption.
It refers to any change in the shape or size of a rick as a response to the stress.
It is the result of the fracture or displacement of rock layer or strata along a fault plane.
It occurs when they are subjected to tectonic forces from opposite sides.
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