Answer:
South America is 1 hour ahead of North America.
Explanation:
trust
A geologist studies the earth's history.
Scientists believe convection currents are the force behind the plate tectonics theory.
Answer: "the Earth's mantle" .
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The asthenosphere "floats" on the "mantle" [of the interior] Earth.
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Answer:
in order for something to become a fossil it has to not decompose or be eaten
Explanation: