The Answer is false. The Atlas boosters were used only once, and a new command module and lunar lander was used for each mission. The space shuttle was the first "reusable" spacecraft.
Yes. the mutually attracting forces of gravity hold the moon and earth together and cause the earth's tidal forces.
Yes, the moon rotates, completing one spin every 27.32 days.
It also revolves in its orbit around the earth with exactly the same period.
That's how the moon winds up with the same features always facing us.
the moon orbits around the earth because of the gravity of the earth and that the moon is less than half the size of the earth