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Volatiles: Quiz


Question 1: In terrestrial geology, the term more specifically refers to components of ________ (mostly water vapor and carbon dioxide) that affect the appearance and strength of volcanoes.
MagmaGraniteBasaltIgneous rock

Question 2: Examples include nitrogen, water, carbon dioxide, ________, hydrogen, and methane, all compounds of C, H, O and/or N, as well as sulfur dioxide.
OxygenAmmoniaCarbon monoxideChlorine

Question 3: In astrogeology, these compounds, in their solid state, often comprise large proportions of the crusts of moons and ________.
Dwarf planetEuropa (moon)Solar SystemPluto

Question 4: In planetary science, volatiles are that group of chemical elements and chemical compounds with low boiling points (see volatile) that are associated with a planet's or moon's crust and/or ________.
Ganymede (moon)NeptuneExtraterrestrial atmospheresAtmosphere

Question 5: Planetary scientists often class volatiles with exceptionally low melting points, such as hydrogen and helium, as gases (as in ________), while those volatiles with melting points above about 100 K are referred to as ices.
SaturnJupiterGas giantTerrestrial planet

Question 6: The Earth's ________ is considered very low in volatiles: its crust contains oxygen chemically bound into the rocks (as e.g.
MoonMercury (planet)Io (moon)Ganymede (moon)


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