unicornwarrior99 unicornwarrior99

11-03-2016
Physics

contestada

In which decade was Sputnik I launched? A. 1930-1939 B. 1950-1959 C. 1960-1969 D. 1980-1989

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Аноним Аноним

11-03-2016

B) 1950-1959
Sputnik I was launched on October 4, 1957

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