What best describes the motivation for the space race?
a. the international outcry for econom...
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History, 21.06.2019 20:00
How did german physicist werner heisenberg's uncertainty principle shake beliefs in newtonian physics?
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Dalton developed the first model of the atom that showed the structure of the inside of an atom
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Which of the following was probably the most difficult challenge facing construction of the railroad?
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History, 22.06.2019 03:00
“[the city’s engineers excelled in areas] neglected by the greeks, such as the construction of roads and aqueducts, and of sewers that could wash the filth of the city into the tiber. they have built paved roads throughout the country, leveling ridges and filling up hollows, so as to make possible the movements of heavily loaded wagons. . and such is the quantity of water brought in by the aqueducts, that veritable rivers flow through the city and its sewers: almost every house has cisterns, waterpipes, and copious fountains.” —strabo, as quoted in empires ascendant: time frame 400 b.c.–a.d. 200 cisterns are tanks that hold water until it is needed; if a house has a cistern, it is likely to also have a. aqueducts. c. a swimming pool. b. a fish pond. d. sinks and faucets.
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