Ch 1.2 Vocabulary: Changes Within the Earth
Across
- 2. Earth's center, filled with hot metal of iron and nickel.
- 6. area of volcanoes surrounding the Pacific Ocean
- 8. theory that the earth was once a single, large continent.
- 10. thick layer of rock around Earth's center.
- 11. tectonics moving parts of Earth's crust.
- 12. large landmasses in the ocean.
Down
- 1. the science of earth's physical structure and natural history.
- 3. the difference in elevation between the highest and lowest points.
- 4. when rock layers buckle and bend.
- 5. Earth's thin and rocky surface layer.
- 7. molten rock that breaks through the Earth's surface.
- 9. breaks in the Earth's crust.