Across
- 4. landform with high relief and high elevation
- 6. landform with low relief (flat) and low elevation
- 7. the dense metallic center of Earth
- 8. the solid part of Earth
- 9. the system containing all Earth’s water
- 10. the system containing all Earth's living organisms
- 12. the brittle, rocky, outer layer of Earth
Down
- 1. the outer part of Earth’s magnetic field that interacts with charged particles
- 2. the thick middle layer in the solid part of Earth
- 3. a thin layer of gases surrounding Earth
- 5. a ball shape with all points on the surface at an equal distance from the center
- 11. an area with low relief (flat) and high elevation