Earth is about:
A) 6,000 years old.
B) 4) 6 billion years old.
C) 4) 6 million years old.
D) 40 billion years old.
E) 400,000 years old.
Correct Answer:
Verified
Q51: Plate tectonics and evolution, which are held
Q52: Examine the five words and/or phrases and
Q53: Earth's primordial atmosphere most likely included:
A)ammonia, oxygen,
Q54: Oceanic crust is primarily:
A)basalt.
B)carbonate sedimentary rocks.
C)clay minerals.
D)granite.
E)siltstone.
Q55: The European "Age of Discovery" ended with:
A)Christopher
Q57: All of the following were accomplishments of
Q58: Examine the five words and/or phrases and
Q59: The Sun and the rest of the
Q60: The mechanism by which populations evolve and
Q61: Examine the five words and/or phrases and
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