Ask your own question, for FREE!
Physics 13 Online
OpenStudy (anonymous):

Which contribution did Ptolemy make to our view of the solar system? ---------------------------------------------------------------------- (a)He proposed the sun-centered model of the solar system. ---------------------------------------------------------------------- (b)He showed that planets moved in elliptical orbits ---------------------------------------------------------------------- (c)He proposed that gravity kept the planets in their orbits ---------------------------------------------------------------------- (d)He proposed th earth-centered model of the solar system

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!