A crustal rock dated to 1.9 Ga is how old?
A) 1,900 years
B) 190,000 years
C) 1,900,000 years
D) 1,900,000,000 years
Correct Answer:
Verified
Q13: Earth is approximately how old?
A)14 billion years
B)4.57
Q14: A platform is _.
A)a low-lying region where
Q16: The generally accepted scientific theory for the
Q17: A crustal rock dated to 150 Ma
Q19: Earth was hotter than today during the
Q20: How have climates changed over time?
A)Regions on
Q21: Where today would you expect to find
Q26: Most DNA in the cells of animals
Q29: Geographically,a shield and surrounding platform together are
A)
Q40: The earliest forests containing woody trees appeared
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