Quiz L03

123456789101112131415
Across
  1. 1. 87Sr
  2. 5. Number of high tides per day
  3. 6. Why kelvin's age was wrong
  4. 8. Where to measure geothermal gradient
  5. 10. When Theia hits proto Earth
  6. 12. After four half-lives
  7. 14. Meteorite with same composition as bulk Earth
  8. 15. Too abundant to be fossils
Down
  1. 2. Same forces, always at work
  2. 3. First geological map
  3. 4. Core
  4. 7. Earth's shape
  5. 9. Slope proportional to age
  6. 11. Obliquity
  7. 13. Tropical atmospheric circulation