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Which one of these compound machines does not have a wheel and axle? a. bicycle b. zipper c. wheelbarrow d. tape dispenser
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The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere
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Biology, 22.06.2019 12:30, Hunter1471
Creating new things to solve problems and improve life depends on the close interaction of which two fields?
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Which one of these compound machines does not have a wheel and axle? a. bicycle b. zipper c. wheelb...
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