Radioactive decay that occurs when two protons and two neutrons are emitted from the parent nucleus:
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New World Monkeys belong to the primary order of Prosimians.
New World Monkeys belong to the primary order of Prosimians.
The fossil record contained in Cenozoic rocks is more comple…
The fossil record contained in Cenozoic rocks is more complete because ____.
What theory proposes that the same processes seen today have…
What theory proposes that the same processes seen today have operated throughout geologic time (i.e. the present is the key to the past)?
Harry Hess originally proposed the idea of continental drift…
Harry Hess originally proposed the idea of continental drift.
During which type of evolution do distantly related species…
During which type of evolution do distantly related species develop similar characteristics?
Earth was a hot, barren, waterless planet during the early H…
Earth was a hot, barren, waterless planet during the early Hadean eon.
The nucleus or foundation of a continent, formed during the…
The nucleus or foundation of a continent, formed during the collision and accretion of volcanic islands, is called a ____.
The Moon formed during the Big Bang.
The Moon formed during the Big Bang.
What is the largest eon in geologic time?
What is the largest eon in geologic time?