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Biology, 21.06.2019 15:00
Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)
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Biology, 21.06.2019 22:00
An easy way to calculate the amount of energy available at each level is to what?
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Biology, 21.06.2019 23:00
The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?
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Biology, 22.06.2019 01:30
Aperson with age is more likely to catch diseases that healthy people usually don’t catch.what are these infections called?
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How does deforestation speed up the process of erosion?...
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Mathematics, 26.06.2019 02:00
History, 26.06.2019 02:00
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English, 26.06.2019 02:00