| Term | Definition |
| sedimentary rocks | rocks made of sediment |
| sediment | small particles that settle to the bottom of water in layers |
| rocls and pebbles, sand, dirt or clay, decayed plants and animals, shells, silt | 6 kinds of sediment |
| larger rocks and minerals that have been weathered and later eroded | sediment comes from ??? |
| weathering | the breaking down of rocks and minerals by 6 forces |
| wind, water, ice, heat, plants, gravity | 6 forces of weathering |
| glacier | a huge sheet of moving ice on land |
| iceberg | a piece of a broken off glacier in the ocean |
| lichen | grayish green plants that grow on rocks and soften then with acid |
| erosion | when sediments are moved from one place to another |