In the Earth's atmosphere, only 50% of atmospheric gas lies at elevations below 50 km
a. true
b. false
Answer: b. false
Environmental & Atmospheric Sciences
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Do all of the parallels and meridians cross each other at right angles on both the globe and the Mercator?
(Hint: Look carefully at just the immediate intersection of a parallel and a meridian on the globe.) Compare the Mercator projection to a globe.
Environmental & Atmospheric Sciences
What element is used to link nucleic acids in all organisms?
a. Carbon b. Nitrogen c. Silicon d. Phosphorus
Environmental & Atmospheric Sciences
Bacteria are the largest (i.e. number of species) group of organisms
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
The total possible load a stream can transport is its ________, whereas a stream's ability to move particles of specific size is its ________
A) bed load; sediment load B) capacity; competence C) competence; capacity D) discharge; competence
Environmental & Atmospheric Sciences