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The oceanic crust is composed mostly of which substance. why?
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In "the pig," what is the main effect that the piglet initially has on kibuka?
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Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land
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The oceanic crust is composed mostly of which substance. why?...
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