Across
- 1. literally, the "middle sphere"; the strong, lower part of the mantle between the asthenosphere & the outer core
- 3. the thin & solid outermost layer of the Earth above the mantle
- 6. a mixture of gases that surrounds a planet or moon
- 8. a diagram that shows the feeding relationships among organisms in an ecosystem
- 9. a community of organisms & their abiotic environment
- 10. the mostly solid, rocky part of the Earth; extends from the center of the core to the surface of the crust
- 12. the largest population that an environment can support at any given time
Down
- 1. in Earth Science, the layer of rock between Earth's crust & core
- 2. the part of Earth where life exists; includes all of the living organisms on Earth
- 3. the central part of the Earth below the mantle
- 4. the solid, plastic layer of the mantle beneath the lithosphere; made of mantle rock that flows very slowly, which allows tectonic plates to move on top of it
- 5. the solid, outer layer of Earth that consists of the crust & the rigid upper part of the mantle
- 7. a set of particles or interacting components considered to be a distinct physical entity for the purpose of study
- 11. the portion of the Earth that's water