| A | B |
| Delta | Triangular-shaped deposit formed when a river empties into the ocean is a ... |
| Erosion | Moving water, wind, and moving ice pick up and carry soil and other materials in the process known as... |
| Sediments | Materials such as soil and gravel that are carried by moving water, wind or ice are called... |
| Valley | A fast-moving river can carve a deep...with steep sides |
| Weathering | Rocks are broken into smaller pieces by the process of ... |
| Renewable Resource | A resource that can be easily replaced |
| Fossil Fuel | Fuel made from the remains of once-living things |
| Glacier | Huge mass of ice that moves over the land |
| Moraines | Materials deposited along the sides & front of a melting glacier |
| Soil | Loose material that covers much of Earth's surface |
| Nonrenewable Resource | Resources that cannot be replaced in a short period of time |
| Solar Energy | Energy source using the Sun's heat - renewable |