Across
- 3. A German scientist that proposed the theory of continental drift
- 6. The layer of rock that forms that Earths outer skin
- 7. The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle
- 8. A single landmass on Earth about 300 million years ago
- 9. Has three main parts: a metal core, a solid middle layer, and a rocky outer layer
- 11. A layer of molten metal surrounding the inner core
- 12. The parts of Earth where that contain living organisms make this up
- 13. Heat transfer between materials that are touching
- 15. A layer of hot rock
- 17. Transfer of energy that is carried in rays
Down
- 1. The ability to do work
- 2. Contains all of Earths water
- 3. The Earths outermost layer
- 4. Breaks in Earths crust where rocks have slipped past each other
- 5. A group of parts that work together as a whole
- 6. Heat transfer by the movement of a fluid
- 8. Results from a force pressing on an area
- 10. Any trace of an ancient organism that has been preserved in rock
- 14. A dense ball of solid metal.
- 16. A dark, fine-grained rock