A(n) ________ is a sequence of layers composing the oceanic crust that includes sheeted dikes, basalts, and gabbro
A) passive margin
B) ophiolite complex
C) lithospheric sheeting
D) flood basalts
Answer: B
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A. Venus. B. Mars. C. Sun. D. Moon.
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a) Increased economic equality b) Ecological protection c) Lower levels of production d) Monopoly control
What type of melting takes place when a body of hot mantle rock moves upward and the pressure is reduced to the extent that the melting point drops to the temperature of the body?
A. depressurized melting B. mantle plume melting C. exfoliational melting D. subduction melting E. decompression melting
Waves break when wave steepness reaches a value of:
a. 1/5 b. 1/7 c. 1/2 times the wavelength d. 1/7 times the wavelength