Across
- 3. A rock changed by heat and pressure.
- 5. An icy object in space that forms a glowing tail near the Sun.
- 6. The layer of gases surrounding Earth.
- 10. Any form of water that falls from clouds.
- 11. Melted rock found beneath Earth’s surface.
- 14. Magma that reaches Earth’s surface.
- 15. The innermost layer of Earth.
- 16. A rock formed from compacted sediments.
- 18. The process of liquid water turning into vapor.
- 19. Earth’s outermost layer.
- 21. A sudden shaking of the ground caused by movement in Earth’s crust.
- 24. Small pieces of rock, sand, and organic material.
- 25. A type of rock formed from cooled magma or lava.
- 27. The process of water vapor cooling into liquid droplets.
- 28. A large, slow-moving mass of ice.
Down
- 1. Earth moving around the Sun.
- 2. The thick middle layer of Earth beneath the crust.
- 4. The process that breaks down rocks into smaller pieces.
- 5. The long-term average weather conditions of an area.
- 6. A small rocky object orbiting the Sun.
- 7. The theory that Earth’s crust is divided into moving plates.
- 8. The path one object takes around another in space.
- 9. An opening in Earth’s surface where magma escapes.
- 12. Preserved remains or traces of ancient organisms.
- 13. The movement of rock and soil from one place to another.
- 17. Earth spinning on its axis.
- 20. A large collection of stars, gas, and dust held together by gravity.
- 22. A giant ocean wave caused by underwater disturbances.
- 23. A naturally occurring solid with a definite chemical composition.
- 26. An instrument used to measure earthquakes.