Which environment on Earth could possibly mimic conditions on other planets, and, therefore, be of scientific
interest?
a. open ocean surface waters
b. estuarine marsh ecosystems
c. dry Arctic rock environments
d. prairie grass ranges
e. tropical forest regions
c
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Lenin's solution to the "national problem" was
A) brutal suppression of nationalism. B) a federalist system of government. C) the granting of independence to areas with less than 25% ethnic Russian population. D) multiparty democracy and an independent judiciary.
A cooling air mass aloft sinks and compresses, becoming denser and warmer as it sinks.
Answer the following statement true (T) or false (F)
The major role of thermal energy (heat) in metamorphism is ________
A) reducing the strength of rocks so that stress can be an effective agent of change B) increasing the processes of dissolution and flow of different minerals C) providing energy for the physical changes that occur during metamorphism D) driving chemical reactions that lead to recrystallization
Plants introduced into new habitats in which they were not originally raised are ________
A) feral B) taiga C) exotic D) anadromous E) selva