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chapter9 Mrs Castile
| Term | Definition |
|---|---|
| landform | a natural shape or feature of Earth's surface |
| glacier | a sheet of ice |
| magma | molten rock beneath Earth's surface |
| sinkhole | the collapse of an underground cave |
| earthquake | a movement of the ground, caused by the sudden release of energy in Earth's crust |
| delta | the landform of sand and other material deposited at the mouth of a river |
| sand dune | a sand hill formed and shaped by wind |
| volcano | a mountain made of lava and ash |
| topography | all the kinds of landforms in a certain place |
| fault | a break in the Earth's crust |
| epicenter | the point on Earth's surface directly above the focus |