At the beginning of summer, the carbon dioxide at the summer pole
A) melts
B) sublimates
C) freezes
D) ionizes

Name: At the beginning of summer, the carbon dioxide at the summer pole A) melts B) sublimates C) freezes D) ionizes
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Question

Quizplus · Accepted Answer

Carbon dioxide at Mars' summer pole is frozen solid. When the temperature rises, the carbon dioxide skips the liquid phase and goes straight from a solid to a gas (sublimation). Therefore, the correct choice is (B) sublimates.

At the Beginning of Summer, the Carbon Dioxide at the Summer