What is the major source of heat for contact metamorphism?
a) deep burial and heat from earth's interior
b) heat from a nearby magma body
c) heat from grinding and shearing on faults
d) heat from the spontaneous decomposition of micas and feldspars
~ B
What type of environment is typified by ...
The _____ proposes that the bodies of our solar system formed at essentially
the same time from a rotating cloud of gases and dust
Heliocentric Theory
Nebular Theory
Plate Tectonics Theory
Big Bang Theory
✓✓✓✓~ B
Complex multicellular organisms were not present in which Era
,Neogene
Paleo-Proterozoic
Mesozoic
Pre-Cambrian
✓✓✓✓~ B
Bony Fish were the stars of the animal kingdom during the _____ Period
Holocene
Devonian
, Pescacene
Precambrian
✓✓✓✓~ B
Which periods did not end with a Mass Extinction?
Neo-Archean
Cretaceous
Silurian
Permian
✓✓✓✓~ C
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