What gas makes up 97 percent of Venus's atmosphere?
A) Carbon dioxide
B) Methane
C) Hydrogen
D) Helium
Answer: A
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Name the four principal ways a structural geologist can learn about structural geology and rock deformation. How would you rank them?
What will be an ideal response?
The macroscale combines the ____________________ and ____________________ scales
Fill in the blank with correct word.
In which region of the world would you expect irrigation to be most critical?
A) Rainfall is high. B) PET is equal to rainfall. C) PET is lower than rainfall. D) PET is higher than rainfall. E) Rainfall is low.
________ is the idea that continents move freely over Earth's surface, changing their positions relative to one another.
A. Continental drift B. Sea floor spreading C. Plate tectonics D. Plate spreading E. Continental collisions