What keeps the surface temperatures constant all over Venus?
A) a high level of deuterium within its atmosphere
B) a thick layer of water vapor just above the surface
C) a greenhouse effect holding in the heat
D) a slow, retrograde rotation on its axis
E) a thick atmosphere and high winds carry heat efficiently
Correct Answer:
Verified
Q13: Venus is 95 percent the diameter of
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Q15: How have scientists mapped the surface features
Q16: The air on Mars is 95% nitrogen
Q17: Mars has two moons, Phobos and Deimos.
Q19: The crust of Mars is much thinner
Q20: The excess deuterium in Venus' atmosphere indicates
Q21: The surface rocks on Venus are similar
Q22: How is it that Earth has less
Q23: What keeps water frozen on Mars?
A) The
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