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Geography, 23.06.2019 15:10
During which era in earth's history were the first insects? mesozoic precambrian cenozoic paleozoic
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Which of the following are commonly shown as a topographic map
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Geography, 24.06.2019 16:00
This map is depicting the 16th century route of what explorer? a) hernando de soto b) james oglethorpe c) sir walter raleigh d) juan ponce de leon
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Geography, 24.06.2019 23:00
Several climate feedback loops to increase temperatures from the last glacial 20,000 years ago to interglacial conditions today. which of the below is a negative feedback loop rather than a positive feedback loop? a. warming temperatures and more rainfall globally at the end of the last glacial period caused increased growth of vegetation which would act to decrease atmospheric carbon dioxide levels. b. warming of the oceans at the end of the last glacial period releases carbon dioxide to the atmosphere (because less carbon dioxide can dissolve in warmer water). c. warming temperatures at the end of the last glacial period resulted in thawing of permafrost over large areas which released carbon dioxide to the atmosphere. d. warming temperatures at the end of the last glacial period caused a reduction in ice covered areas (sea ice, ice sheets and snow) which decreased the earth's albedo.
Answers: 3
Platinum can be found in which of the following formations? a. chromite bands b. aggregates c. hydr...
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