Mars' Atmosphere Contains No Water Vapor.Why Is This

question 604

Multiple Choice

Mars' atmosphere contains no water vapor.Why is this?

• A) Mars' gravity is too weak to retain water vapor on the planet.
• B) The temperature of Mars is too high for water vapor to be retained on the planet.
• C) There has never been any liquid water on the surface of Mars.
• D) Mars was formed outside the region of the solar nebula where water vapor was stable.

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Definitions:

Endoskeletons

Endoskeletons are internal skeletal structures composed of mineralized tissues, providing support and protection to organisms, as seen in vertebrates.

Ecdysis

The process of molting or shedding an outer cuticle layer, allowing for growth in arthropods and certain other invertebrates.

Slow-oxidative Fibers

Muscle fibers that are fatigue-resistant, have high mitochondrial density, and primarily use aerobic respiration for energy, suitable for endurance activities.

Fast-glycolytic Fibers

Muscle fibers that use glycolysis as their primary energy source and contract quickly, providing short bursts of strength and speed.