Across
- 1. another word for bend
- 4. rocks formed by the cooling of magma
- 8. waves that travel through the earth
- 9. the study of rocks and the earth
- 10. rocks formed by the compression of sediment into rock
- 11. rocks that are changed from other types of rock by heat or pressure
- 13. why the earth’s continents slowly move
- 14. an igneous rock formed by the slow cooling of magma
- 16. charged particles released by the sun
- 17. the 2nd layer of the earth; composed of molten rock
- 18. the cold & solid top layer of the earth
Down
- 2. hot material rises, cools, cool material falls, and heats up, in a cycle
- 3. materials earth is made of separate into layers based off density
- 5. measures seismic activity
- 6. the magnetic field produced by the planet
- 7. the 3rd layer of the earth; composed of solid and liquid metal
- 12. an igneous rock formed by rapid cooling of lava
- 15. 1,000 meters