| A | B |
|---|
| Crater lakes | in natural hollow of extinct volcanoes |
| Glacial Lake | water fills in uneven earth that has been shaped by glaciers |
| Rift Valle Lake | long |
| Artificial Lake | man made lakes |
| Glaciers | large rivers of ice that can carve valleys through mountains |
| Volcanoes | a mountain or hill made of lava |
| Magma | melted rock |
| Deltas | triangular shaped land found at the mouth of rivers. Sand is deposited here and causes the river to constantly change course. |
| Thrust fault | compresses to form mountains |
| Reverse Fault | one fault compresses on top of another |
| Normal fault | moves away from each other and creates valleys |
| Strike-slip fault | shearing motion |
