Decay of Radioactive Isotopes,differentiation of Earth's Iron Core,gravity-Driven Compression,and Meteoric
Decay of radioactive isotopes,differentiation of Earth's iron core,gravity-driven compression,and meteoric bombardment all caused early Earth to ________.
A) glow brighter than the Sun
B) be much cooler than at present
C) be much hotter than at present
D) be much more oblong than at present
Correct Answer:
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Q1: A body of rock begins at location
Q3: The difference between magma and lava is
Q3: Injecting hot fudge into ice cream and
Q6: In general,if a body of igneous (source)rock
Q7: The formation of magma within Earth is
Q7: Important volatiles in magmas include
A) mafic minerals,such
Q10: When magma crystallizes,_ are formed.
A)intrusive igneous rocks
B)extrusive
Q11: Igneous rocks _.
A)are formed through the freezing
Q13: A majority of the melts in the
Q16: Viscosity does NOT depend on
A) temperature.
B) volatile
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