Across
- 1. Time marked with colder temperature
- 6. Time marked with warmer temperature
- 10. Earth's fifth layer, mechanically
- 11. Circulatory motion of heated material
- 12. Earth's fourth layer, mechanically
- 15. Our home planet
Down
- 2. Earth's second layer, mechanically
- 3. Earth's third layer, mechanically
- 4. Giant landmass, broken into continents
- 5. Earth's second layer, chemically
- 7. Earth's third layer, chemically
- 8. Body temperature raised in one place
- 9. Earth's first layer, mechanically
- 13. Earth's first layer, chemically
- 14. Study of the flow of matter