The very common mineral shown in this photograph is light colored, transparent, has a hardness of seven, and fractures rather than cleaves. It does not effervesce. What mineral is it? 
A. biotite
B. garnet
C. feldspar
D. muscovite
E. quartz
Answer: E
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Each number on this figure refers to a location depicting groundwater in a subsurface material that is consistent in character across the entire figure. Of these locations, which would likely have the fastest groundwater flow?
A) 1
B) 2
C) 3
D) 4
E) 5
Which is NOT true of derechos?
A) They are caused by the same conditions that cause thunderstorms and tornadoes. B) They have been measured at 57 m/s (128 mph). C) The winds travel in a curved path. D) They occur mainly in the Midwest and Southeast. E) They occur mainly from May to August.
Ice shelves are grounded in ________ and float in ________
A) saltwater; freshwater B) shallow water; deep water C) freshwater; shallow water D) deep water; shallow water
Compressional seismic body waves are
A. intensity waves. B. S waves. C. P waves. D. surface waves.