Summarize the process of formation of oceanic crust
What will be an ideal response?
Peridotite rises from the mantle below ridges and partially melts as pressures drop. Crystallization creates basaltic oceanic crust, with unmelted peridotite forming the lithospheric mantle. Oceanic crust is the direct result of the partial melting of peridotite in the mantle.
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The 1969 National Environmental Policy Act
A. established the Environmental Protection Agency. B. designated federal agency procedures for rulemaking and enforcement. C. requires the U.S. federal government agencies to consider environmental consequences of the rules they make. D. addressed many ocean resources issues.
Which of the following does not cause temperature inversions?
A) diabatic cooling of the surface B) fronts C) warming of surface air D) warming of the air aloft
Platelike crystals between a low Sun and an observer can also ________ sunlight off their tops and bottoms to produce ________
Fill in the blank(s) with the appropriate word(s).
The winds we experience in our daily lives are mainly the result of
A) the rotation of the Earth. B) changes in the direction of ocean currents and tides. C) jet streams produced by Hadley cells. D) the movement of air between lower pressure and higher pressure regions.