Imagine you are handed a mineral sample. It breaks with a conchoidal fracture but displays no cleavage. It does not react with hydrochloric acid, is a light pink color, and has a nonmetallic luster
It is harder than a streak plate, and has a specific gravity of 2.65. What mineral is it?
A) olivine
B) potassium feldspar
C) calcite
D) quartz
Answer: D
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The first commercial crop of the British North American colonies was
A. cotton B. wheat C. tea D. tobacco
What are the driving forces for Earthquakes at the large scale?
a. Solar radiation b. Tectonic forces (i.e., plate tectonics) c. Movement of magma (i.e., volcano activity) d. Sudden slip on an existing fault e. Both b, c, and d
The population of the United States has stopped growing.
Answer the following statement true (T) or false (F)
Rivers downcutting into a land surface, in the absence of other forces, usually tend to erode a ________-shaped form when viewed in cross-section across its valley
A) groove B) V C) U D) flat bottomed E) delta