What do you mean by "this"? Do you mean heliocentric model, that is, with Sun at the center and all the planets (including the Earth) surrounding it and circling around it?
Then the correct answer is:
Nicolas Copernicus, a Polish Astronomer
I Am Pretty Sure The Answer Is The Great Migration Because It Is Not Very Colonial It Was Between 1916-1970 And It Was Not A Form Of Government
The size of something depends on it's distance from the observer. It can be magnified with things such as zoom lenses and telescopes.
Answer:
Because they were going against each other in the presidential election and both wanted to win.
Explanation: