Well, there are a few types of planetary movement, a planet moves in an elliptical and orbital pattern that can be observed by keeping watch on how many times a year you see it in the sky; with this information you will be able to predict its movement patterns by the frequency of orbital movement as well as the interval between each appearance.
Oh and BTW next time, try posting a SCIENCE question in the Physics category?
England I believe. A British Lord worked as intermediate between Argentina and Brazil to fix the dispute over the territory where now Uruguay is.
It would not be possible because the lengths of three need to be longer
Sea floor spreading adds more crust to the ocean floor and at the same time older strips of rock move outward from either side of the ridge.
