Answer:
They prefer to use children in their businesses because they do not need to be paid, they can do unlimited work without getting any money. They cannot decline the work that is given to them.
1. It formed many new lakes and rivers!
2. It bound up a lot of water on glaciers! So the earth before the ice age had much more running water.
If my answer doesn't seem right or you need proof please feel free to comment! Have a good day! :-)
Its called till just look it up
These processes—including movement in the tectonic plates in the crust, wind and water erosion, and deposition—shape features on Earth's surface.