earth
Across
- 4. only layer we can stand on
- 5. Ni on the periodic table
- 7. the densest layer
- 8. comes out of a volcano
- 10. we are on it
Down
- 1. made of molten lava
- 2. the only liquid layer
- 3. caused by earth quakes
- 6. Fe on the periodic table
- 9. in the sky