Which of the following planets has the strongest greenhouse effect?
A. Mars
B. Earth
C. Venus
D. Pluto
Answer: C
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The famous city located on the shores of the Baltic, formerly known as Leningrad, is called
A) Vladivostok B) Volgograd C) Moscow D) St. Petersburg E) Kiev
The reason the Moon does not crash into Earth is that
A) Earth's gravitational field is weak at the Moon. B) the gravitational pull of other planets keeps the Moon up. C) the Moon has a sufficient tangential speed. D) the Moon has less mass than Earth. E) none of the above
Which of the following is true of the alcohol functional groups in 1,3-propanediol?
A) One is primary and one is secondary. B) One is primary and one is tertiary. C) Both are primary. D) Neither is primary.
If you had this type of deformation of a region, it would
A. thin the crust and cause uplift. B. thicken the crust and cause subsidence. C. thin the crust and cause subsidence. D. thicken the crust and cause uplift. E. None of these choices are correct.