What evidence helped prove the validity of the heliocentric model of the Solar System was
better than the Geocentric model?
Select one:
a. Galileo's observation of moons orbiting Jupiter.
b. The retrograde motion of some of the planets.
c. The fact that most stars seemed to have fixed positions in the sky.
d. Common observations from the surface of the Earth by most people during the
Middle Ages.



Answer :

Final answer:

Galileo's observation of Jupiter's moons supported the heliocentric model by showing objects could orbit something other than Earth, refuting the geocentric view.


Explanation:

Galileo's observation of moons orbiting Jupiter provided crucial evidence that objects could orbit something besides Earth, supporting the heliocentric model. By discovering Jupiter's moons, Galileo showed that not everything had to revolve around Earth, challenging the geocentric view.


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