Help
Options
Didn't know it?
click below
click below
Knew it?
click below
click below
Don't Know
Remaining cards (0)
Know
retry
shuffle
restart
0:00
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Watershed
| Question | Answer |
|---|---|
| Tributary | a stream that flows into a larger stream |
| Watershed | the land area that supplies water to a river system |
| Eutrophication | the process by which nutrients in a lake build up over time,causing an increase in the growth of algae |
| Wetland | an area of land that is covered with a shallow layer of water during some or all of the year |
| Water quality | the degree of purity of water,determined by measuring the substances in water,besides water molecules |
| Water pollution | the addition of any substance that has a negative effect on water or the living things that depends on the water |
| Point source | a specific source of pollution that can be identified,such as a pipe |
| Non point source | A widely spread source of pollution,such as road run off ,that is difficult to link to a specific point of origin |
| Pesticide | A chemical intended to kill insects and other organisms that damage crops. |
| Estuary | A coastal inlet or bay where fresh water mixes with salty ocean water |
| Sediment | Small solid particles of material from rocks or organisms which are moved by water or wind,resulting in erosion and deposition |
| Conservation | The process of using a resource wisely so it will not be used up |
| Recycling | The process of reclaiming and reusing raw materials |
Created by:
3130415
Popular Science sets