Interstellar matter is composed primarily of ________

A) ions B) helium C) oxygen D) hydrogen E) dust


D

Environmental & Atmospheric Sciences

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Which type of agent is also known as a riot-control agent?

a. Choking b. Deterrent c. Smothering d. Irritant

Environmental & Atmospheric Sciences

What type of metamorphic feature is shown in this photograph?

A. monocline B. anticline C. syncline D. lineation

Environmental & Atmospheric Sciences

____________ constituents are those substances dissolved in seawater that are tied to the biological, seasonal, or very

short geological cycles. Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences

Seawater with less than 35‰ is termed

A) brackish. B) brine. C) metahaline. D) freshwater.

Environmental & Atmospheric Sciences