Which of the following is a type of speleothem?
a. column
b. uvala
c. tower karst
d. swallow hole
a
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What has become of democracy in Russia in the post-Soviet era?
A) There has been a steady decline in democracy since the Soviet Union broke up. B) There was a general flowering of democracy followed by a reduction of civil liberties since Vladimir Putin came to power. C) There was a brief decline in democracy, followed by a steady blossoming of civil liberties since 2000. D) There have been no steps toward democracy. E) There has been a steady growth in democracy and civil liberties.
Why is this statement true: "As a country's per capita income increases, its per capita carbon dioxide emissions also increase"?
What will be an ideal response?
What area of Europe tends to attract the greatest number of migrants?
A) Baltic Republics (Estonia, Latvia, Lithuania) B) eastern Europe (Poland, Slovakia) C) northwestern Europe (Germany, United Kingdom) D) northern Europe (Norway, Sweden) E) southeastern Europe (Albania, Greece)
Suppose the rate of plant growth on Isle Royale supported an equilibrium moose population of 900 moose. In this scenario, there are no wolves present, and the environment is stable. One day, 200 additional moose arrive on the island. What would you predict the moose population size to be 30 years later? (Enter your answer as a number.)
What will be an ideal response?