class of floods

pros and cons of flooding
pros                                                            cons
-water for people who need it                    -people can die
-give soil different nutrients                         -loss of land
-more fish                                                   -loss of crops
-more beavers                                             -trees can die
-                                                                  -take nutrients out of soil
-                                                                  -loss of houses

I LOVE CHICKEN

drainage basins
-land is not flat there is always some chang in the land
  -how high or low the land is.
precipitation will flow from highest elevation to the lowest elevation