Across
- 1. located at the center of the earth
- 10. an idea not supported by many evidences
- 12. the brittle outer layers of the earth
- 14. the sphere including all kinds of life
- 16. the study of rock
- 17. the lower the layer,the older the rock
- 19. the uppermost and thinest layer of the earth
Down
- 2. the oval shape
- 3. the middle part which makes most volum of earth
- 4. swirling cloud of matter
- 5. the study of earthquake
- 6. the person who study geology
- 7. an idea supported by evidences
- 8. the not visible air around us
- 9. the study of vibration when earthquake happen
- 11. the terrestrial planet of rock
- 13. the sphere contain all kinds of water bodies
- 15. the amount of solar energy refected by the earth
- 18. a new element as original give off particles