A contour line consists of points that are all at the same elevation, and each line has a different elevation. If two lines crossed, the point where they cross would be a point on both lines, so it would be a point that has two different elevations. That can't exist.
Physical geography is the branch of geography dealing with the natural features and the processes
When this vapor hits cooler air it changes back to its liquid form and creates clouds. When so much of the water vapor has condensed and the clouds are heavy, the liquid falls back down in the form of precipitation.
Hi there!
Ukraine is most suited to farm in, with Moscow being a maybe. You are starting to get really northern at that point.
As for Siberia, it is a barren wasteland in the top of Russia. That pretty much explains it. You cannot farm in Siberia.
Brady