Two economically important metamorphic minerals are graphite and corundum, which can be used, respectively, for ____
A)abrasives and furnace linings
B)furnace linings and abrasives
C)furnace linings and dry lubricants
D)dry lubricants and abrasives
E)dry lubricants and talcum powder
D
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A negative feedback mechanism works to enhance a change in the environment.
Answer the following statement true (T) or false (F)
Which of the following geographic areas are associated with the collision-coalescence process?
A) polar areas B) high latitude C) mid-latitudes D) tropics
The land surface cools more rapidly at night than water does because
A) the amount of energy stored in the water column is less than that stored in land. B) heat is transferred to deeper depths on land via conduction. C) there is more ocean than land, so more ocean is being heated than land. D) water, on average, has a specific heat about four times that of land.
Tectonic forces
A. erode the surface of Earth. B. warp, fold, and uplift rock. C. control soil formation processes. D. form sedimentary rock.