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History, 21.06.2019 13:30
Arguably one of the most important inventions of the 20th century was a) the transistor. b) air conditioning. c) the vacuum cleaner. d) radio broadcasting.
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History, 21.06.2019 23:30
Which sentence best explains how steam power changed agriculture in england between 1810 and 1850? a. farmers started using steam-powered machines to spray chemical fertilizers and pesticides. b. livestock farmers began using steam-powered machines to milk cattle and shear sheep. c. steam-powered railways transport and sell agricultural produce far from where it was grown. d. steamships to transport large numbers of people from the united states to english farms.
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History, 22.06.2019 11:30
Why would employers want there to be large numbers of unemployed workers around?
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Engineering, 13.09.2019 16:10
Engineering, 13.09.2019 16:10