| Questions | Answers |
|---|---|
| a barrier built across a river | Relief map |
| a process that moves weathered rock | Nonrenewable resource |
| a unique, important part | Rate of erosion |
| a group of mountains | Mountain range |
| a resource that may run out or that does not have an unlimited supply | Feature |
| how quickly or slowly erosion occurs | Erosion |
| a map with raised land features | Dam |