6th Grade Science
Across
- 3. tectonics the theory explaining the movement of large sections of the Earth’s crust
- 4. a type of rock formed by the accumulation of small particles
- 6. the layer of gases surrounding the Earth
- 9. the breakdown of rocks, soil, and minerals through contact with the Earth’s atmosphere
- 10. a large sea wave caused by an underwater earthquake or volcanic eruption
Down
- 1. a mountain or hill that forms when magma reaches the Earth’s surface
- 2. an instrument used to measure and record earthquake activity
- 5. the process by which soil and rock are removed from the Earth’s surface by wind or water flow
- 7. preserved remains or traces of ancient organisms
- 8. molten rock beneath the Earth’s surface