When Frozen Water on the Surface of Mars Heats Up

question 6

Multiple Choice

When frozen water on the surface of Mars heats up during summertime, the water

• A) melts and forms liquid pools on the surface.
• B) boils off the surface and escapes into outer space.
• C) sublimates and goes directly into the gaseous phase.
• D) remains frozen because the temperature remains below the freezing point.
• E) melts and creates flowing rivers that erode the landscape.

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Definitions:

Oxygen Consumption

The use of oxygen by the body during physical activity or metabolism, often used as a measure of physical fitness or the effectiveness of aerobic exercise.

Peak Exercise

The highest level of intensity and effort an individual can sustain during physical activity without significant fatigue or exhaustion.

Frequency Recommendations

Guidelines indicating how often certain activities, like exercise or health checkups, should be performed for optimal health.

Resting

The act of relaxing, not engaging in physical activity, allowing the body and mind to recover.