The launching of which soviet satellite into space started the space race? a. the explorer b. the apollo 13 c. the devastator d. the sputnik

Which statement best describes a contribution of the works of nicolas copernicus and galileo galilei?

Match each person with his contribution. aristotle socrates eratosthenes hippocrates he studied the causes of illnesses in search of cures. he created a teaching method that involved asking questions. he determined that earth was round. he educated alexander the great.

Who were the main leaders of the major powers (france, england, and great britain) during the treaty of versailles?