Which of the following rocks has the highest porosity?
A. lightly cemented sandstone
B. a coarsely crystalline granite
C. a metamorphic schist or gneiss
D. a fine-grained shale
Answer: A
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During the cold phase of the El Niño, the warmest waters are located at
A) A.
B) B.
C) C.
D) D.
In what type of metamorphism does this reaction occur? KAl3Si3O10(OH)2 + SiO2 --> Al2SiO5 + KAlSi3O8 + H2O
A) high temperature B) high pressure C) high grade D) hydrothermal
Snowbelts in the Great Lakes region are usually found on the north sides of the lakes
Indicate whether the statement is true or false
Latitude is
A) the angular distance measured north or south of the equator. B) the angular distance measured east or west of a prime meridian. C) the basis for establishing meridians. D) portrayed on a globe as lines that cross the equator at right angles.