Write a paragraph explaining the processes that create the various igneous rock compositions on Earth
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Key concepts: Partial melting of the mantle produces mafic magma that crystallizes to form basalt or gabbro. Fractional crystallization of mafic magma can produce intermediate or felsic magma. Partial melting of different rock types produces different magma compositions. These magmas of different starting composition may mix with one another to produce still different compositions.
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What sedimentary rock is composed of the most abundant product of chemical weathering?
a) sandstone b) shale c) limestone d) conglomerate e) breccia
Briefly describe the population control program that China instituted in the 1970s. Explain why it was instituted, how it was enforced, and why it was controversial
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Which ethnic group was a target of ethnic cleansing in Kosovo in the 1990s?
A) Albanians B) Serbs C) Yugoslavians D) Kosovonians E) Croatians
What are the three types of unconformities? How does each form?
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