3. People did not know the first Earth
(Terra) has a spherical shape
4. Some believed
that the Earth is
shaped like a disc,
and the sun revolves
around it, and some
imagine it as a disc
resting on four
elephants standing
on a turtle shell
5. Who proved that
the Earth is
spherical
Pythagoras was
Greek and who
showed no Earth.
6. but the sun is the center of the
universe was Nicolaus Copernicus
7. Earth is the third planet away from the
sun and that makes two movements:
rotation movement that made its axis and
the revolution around the Sun, orbiting