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During convection, less dense fluid rises and denser fluid sinks.
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Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above
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Biology, 22.06.2019 21:40
2pomis which of the following would be a valid hypothesis for a scientific investigation about how transportation affects food security? alcannotatiord foods purchased from the local farmers market. o b. how does the distance a food travels affect its affordability? o e foods that travel great distances cost less than foods bought o d why do local farmers markets have food with such high prices?
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The natural world can provide ideas about how to build more effective and efficient items for human...
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