Multiple Choice
Which gas found in today's atmosphere was absent in the Hadean's and Archean's?
A) nitrogen
B) water vapor
C) oxygen
D) carbon dioxide
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q10: Permian,Triassic,and Jurassic forests were dominated by large
Q30: Tree-sized relatives of the living ferns,club mosses,and
Q31: Geographically,a shield and surrounding platform together are<br>A)
Q38: Convergence along the western margin of North
Q40: Rodinia and Pangaea are supercontinents that assembled
Q43: The Himalayas were produced by the collision
Q46: A crustal rock dated to 150 Ma
Q47: When did the human genus,Homo,first appear on
Q50: The Chicxulub crater is located in which
Q51: The late Proterozoic Grenville orogen is an