| Term | Definition |
| Conglomerates | A sedimentary rock made from pebbles and small particles, formed in slow moving water like streams and alluvial fans. |
| Sandstone | A sedimentary rock made from Silica, carbonates, and iron oxides. Formed in slow flowing water like beaches, delt, sand-bars and dunes. |
| Siltstone | A sedimentary rock made from silt and clay sized particles in very slow moving water like lakes, swamps, deltas and offshore marines. |
| Limestone | A sedimentary rock made from broken up sea shells formed in very slow moving water like warm shallow seas. |