Answer: The removal of rock particles by wind, water, ice, or gravity. Works with weathering to continuously wear down and carry away rocks at Earth's surface.
They are different because one is stronger than the other
I think it might be prism I’m not sure
Past climate changes led to extinction of many species, population migrations, and pronounced changes in the land surface and ocean circulation. The speed of the current climate change is faster than most of the past events, making it more difficult for human societies and the natural world to adapt.
Calcium
Calcium helps build and maintain bones.