How Is Water Ice Able to Remain on the Surface

question 205

Multiple Choice

How is water ice able to remain on the surface of Mercury, despite the planet's close proximity to the Sun?

• A) The water ice is continuously replenished by condensation of water vapor from volcanoes.
• B) The water ice is continuously replenished by fresh impacts from comets.
• C) The water ice exists as permafrost below the thermally insulating surface and is exposed only by occasional impacts.
• D) The water ice is permanently shielded from the Sun by crater walls at the north and south poles.

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Definitions:

Neuropsychological Assessment

A specialized examination of cognitive functioning using various tests and tasks, aimed at identifying impairments that may result from brain injury or neurological conditions.

Severity of Damage

The extent or degree of harm or destruction caused to something, such as property, health, or environmental condition.

Spearman's Two-Factor

A theory suggesting that every task requires a combination of general intelligence (g-factor) and skills specific to the task (s-factor).

"G"

A term representing general intelligence, proposed as a single factor influencing all cognitive abilities.