The ________ group of minerals is characterized by two parallel chains of silica tetrahedra in their structure.
A. pyroxene
B. amphibole
C. feldspar
D. mica (biotite, muscovite, etc.)
E. olivine
Answer: B
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John Tuzo Wilson proposed a theory stating that the Earth's outer layer is made up of _____.
A ) a dozen separate plates B ) a thin layer of ancient soil C ) a dozen subduction zones D ) a dozen spreading centers
Choose the option that places the rock types in order from most brittle at surface temperature to most plastic
A) rock salt, schist, basalt B) granite, limestone, marble C) quartzite, mudstone, sandstone D) shale, basalt, sandstone
In the United States, which of the following uses the most water?
A. irrigation and thermoelectric power generation B. mining C. livestock D. public and domestic use
Outline the path of a carbon atom as it moves through the carbon cycle. Do not include human influences.
What will be an ideal response?