The largest difference between mars' northern and southern hemispheres is that

ANSWER:

The largest difference between the northern and southern hemisphere of Mars is the elevation.

EXPLANATION:

The northern hemisphere is flat and low lying area that has normal temperature. The southern hemisphere has more of highlands that are volcanic in nature. The southern hemisphere is hot with high temperatures. The striking difference in the elevation of the southern and northern hemisphere of 'Mars' can be attributed to different hypotheses like single and multiple impact hypothesis and plate tectonics.

Evidence peice 1: millions of years ago existed the supercontinent pangea after millions of yearsnit broke into peices and formed smaller continents and islandsevidence peice 2: there is a massive fault line in san fransico and california that has the potential to cause massive earthquakes which supports the theory of fault linesevidence peice 3: mountains are said to be formed by earths tectonic plates crashing against each other for millions of years and eventually if forms a big point know as a mountain.evidence peice 4: the mariana trech is the deepest place (so far) discovered in the oceans of earth. it is so deep that you can literally see how earths plates are divided and or continents as well

Research: