Across
- 3. An area where plates come together.
- 8. Alfred Wegener's idea that the continents slowly moved over Earth's surface.
- 9. A layer between the crust and the outer core.
- 11. Any rock that forms another rock as a result of changes in heat.
- 13. A dense ball of solid mental.
Down
- 1. An area where plates move apart from each other.
- 2. The theory that Earth's outer shell is divided into several plates that glide over the mantle, the rocky inner layer above the core.
- 4. The shaking and trembling that result from movement of rock beneath Earth's surface.
- 5. Types of rock that are formed by the deposition of material at the Earth's surface and within bodies of water.
- 6. A layer of mental metal surrounding the inner core.
- 7. The process that breaks down rock and other substances.
- 10. A series of processes that occur on Earth's surface and in the crust and mantle that slowly change rocks from one kind to another.
- 12. A mountain that forms in Earth's curst when motlan material, or magma, reacher the surface.