Across
- 1. point the point at which a solid changes to a liquid
- 2. the location inside earth's crust where an earthquake began
- 3. a pure sentence that forms naturally as a solid inside the earth
- 4. weathering the wearing down of rocks by physical forces, such as water, ice, or wind
- 7. point the point at which a liquid changes to a solid
- 10. an opening in earth's crust through which solid and molten rock, ash, and gases escape
- 11. a material that does not allow heat energy to move through it easily
- 12. energy the energy that is transferred from matter at a higher temperature to matter at a very lower temperature
- 13. rock any type of rock that has changed from one type of rock to another type due to heat and pressure
- 15. magma that reaches Earth's surface, as through a volcano
Down
- 1. weathering the wearing down of rocks by physical forces, such as water, ice, or wind
- 5. a shaking of earth caused by a sudden breaking of rock in the crust layer
- 6. the movement of rock materials and soil by water, wind or ice
- 7. point the point at which a liquid changes to a solid
- 8. rock a type of rock formed from cooled magma
- 9. hot liquid rock
- 13. the removal of minerals from the earth
- 14. of plate tectonics the theory that the continents started as a supercontinent, Pangaea, and drifted to their current locations over hundreds of millions of years
