| A | B |
|---|
| groundwater | watet underground |
| nonrenewable resource | cannot be regrown |
| reusable resource | air, water |
| runoff | moving water on the ground |
| pollution | harmful chemcals in the air |
| surface water | water above ground |
| conservation | careful use of natural resources |
| precipitation | water cycle stage |
| collection | water cycle stage |
| river | example of runoff |
| ocean | part of water cycle |
| renewable resource | can be regrown |
| natural resource | materials we use to live that come from the earth |
| drinking water | water that we need to live |
| wells | used to turn groundwater into drinking water |
| reservoir | water above ground that stands still |
| water cycle | reusing water again and again |
| evaporation | stage of water cycle |
| condensation | stage of water cycle |
| lake | example of reservoir |
| stream | example of run-off |
