Yes. Southern Europe is more mountainous than Northern Europe
In southern Europe
Southern - northern europe or Northern - southern europe. Basically the top of Italy.
Europe is in the northern hemisphere.
It is in Europe and Europe is in the Northern hemisphere.
Southern
No, Southern Europe
All of Europe is in the northern hemisphere.
No, Southern Europe is more mountainous.
It is in the northern one.
Northern Europe, especially the North Sea shore on the mainland (i.e.: Lowland countries).
Europe is north of the Equator, so it is in the Northern Hemisphere.