Across
- 4. Crystalline minerals solidified from molten magma from deep within Earth's interior, EX. Basalt
- 9. Far-reaching waves caused by earthquakes or undersea landslides
- 10. Low, narrow, sandy islands that form offshore from a coastline
- 12. Hot, pliable layer of Earth's interior that surrounds the core
- 15. Technique for separating gold from low-grade ores
- 16. Use scrap metal as their starting material
- 17. Sudden, violent movements of Earth's crust
- 18. Igneous and sedimentary rocks modified by heat, pressure, and chemical reactions
- 23. Slow, down-hill movement of soil due to erosion
- 24. A naturally occurring, inorganic, crystalline compound with definite chemical composition, crystal structure, and characteristic physical properties
- 26. The dense, intensely hot mass of molten metal at the Earth's center
Down
- 1. Lowlands along riverbanks, lakes, and coastlines subjected to periodic inundation
- 2. Where one edge of a tectonic plate dives beneath another
- 3. Mountain ranges on the ocean floor where magma wells up through cracks to create new crust
- 5. Huge blocks of the Earth's crust that slide around slowly creating new landforms
- 6. Changes in rocks brought about by exposure to air, water, changing temperatures and reactive chemical agents
- 7. Cool, lightweight outermost layer of Earth's surface
- 8. Molten rock from deep in the Earth's interior
- 11. Rocks composed of accumulated, compacted mineral fragments like sand
- 13. A solid, cohesive aggregate of one or more crystalline minerals
- 14. Mass wasting of rock or soil downhill
- 19. Process whereby rocks are broken down by chemical and physical forces
- 20. Vents on the Earth's surface through which molten lava, gases, and ashes escape
- 21. An overflow of water onto land that normally is dry
- 22. Deposition of organic materials or minerals by earth processes
- 25. Roasting ore to release metals from compounds