1. A man made resource is a resource that you can't find in the wild. A natural resource is something that you can get in the wild.
2.Water is considered a natural resource because it is found in the wild and human have not done anything to it.
3. Water is one to clean myself. Tree because I get air from the tree and use it to breath. I use food like apples and carrots daily because I go to my grandpa's house and get them from his trees and gardens for the carrots.