Answer:
While slavery was the major issue separating the North and South, it was not slavery itself that sparked the conflict. The South wanted to secede from the Union, and the North refused. While President Abraham Lincoln personally opposed slavery, he recognized that it was legal under the U.S. Constitution at the time. He also recognized that few in the North were ready to go to war to free the slaves. For Lincoln and the northern majority, preservation of the Union was the foremost goal.
Physical processes are the natural forces that change earths features.
The ratio of starlight to sunlight is much, much smaller than 0.5%. A value of 0.0000001% is far more accurate.
Atmospheric<span> Pressure and </span>Winds<span>. The heating of the Earth's surface and </span>atmosphere<span> by the sun drives convection within the </span>atmosphere and ocean<span>. This convection </span>produces winds and ocean currents<span>.
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The Soil is less rich in minerals and other things that make good fields and better crops.