Across
- 4. The breaking down of rocks, soil, and minerals through contact with the atmosphere.
- 5. The continuous process by which rocks are created, changed, and destroyed.
- 6. The soft, plastic-like layer of the mantle upon which tectonic plates move.
- 9. Rock formed by the accumulation and compression of mineral and organic particles.
- 13. The process where one tectonic plate sinks beneath another into the mantle.
- 14. A tectonic boundary where two plates are moving toward each other.
- 15. Vibrations that travel through Earth carrying the energy released during an earthquake.
Down
- 1. A tectonic boundary where two plates are moving away from each other.
- 2. Rock that has been changed by extreme heat and pressure.
- 3. The theory that Earth's outer shell is divided into several plates that glide over the mantle.
- 7. The settling of eroded material in a new location.
- 8. A boundary where plates slide past one another horizontally.
- 10. The process by which soil and rock particles are worn away and moved by gravity, water, or wind.
- 11. The rigid outer part of the earth, consisting of the crust and upper mantle.
- 12. Rock formed through the cooling and solidification of magma or lava.