Multiple Choice
How might liquid water exist on Mars where the temperature is routinely below the freezing point of water?
A) Martian water may contain salts, which lowers the freezing temperature of the water.
B) Ice is melted by the heat of geological activity.
C) Liquid water emerges from martian volcanoes.
D) Water precipitates from the martian atmosphere.
Correct Answer:
Verified
Correct Answer:
Verified
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