How do astronomers currently think the amount of detectable (observable) matter in the universe compares to the amount of dark matter and dark energy?
A) the amount of detectable matter is about equal to the amount of dark matter & energy
B) the amount of detectable matter is far greater than the amount of dark matter & energy
C) the amount of detectable matter is far less than the amount of dark matter & energy
D) the amount of detectable matter is about 1/10th the amount of dark matter & energy
E) there is no evidence for dark matter anywhere, so this is not a topic astronomers can make any estimates about
Answer: C) the amount of detectable matter is far less than the amount of dark matter & energy
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If surface pressure readings were plotted on weather maps, they would give a false representation of the atmosphere because
A) high elevations have higher surface pressures than low elevations, even if the sea-level pressures are the same B) high elevations have lower surface pressures than low elevations, even if the sea-level pressures are the same C) the surface pressure at high elevations is often greater than sea-level pressure D) the surface pressure at high elevations is often the same as sea-level pressure
In which stages of the Demographic Transition is the rate of natural increase (RNI) low?
A) stage 1 and stage 3 B) stage 1 and stage 4 C) stage 2 and stage 3 D) stage 2 and stage 4 E) stage 3 and stage 4
In polar region oceans, primary productivity is limited by ________
A) available sunlight only B) both available sunlight and nutrient supply C) nutrient supply only D) salinity E) water temperature
All of the following are components of the concept of The Common Good, except
A) compassion for those less well off. B) concern for justice. C) profitability of sustainable businesses. D) honesty and humility.