Across
- 1. the passing on of genetic traits
- 3. before written records
- 6. sudden, violent shaking of the ground
- 8. features on the surface of the earth
- 9. solid turns into a gas
- 11. large thick ice masses that move slowly
- 14. opposition
Down
- 2. breakdown of rock and earth by environment
- 4. physical or mental exertion
- 5. DNA strand coded with genes
- 7. liquefying or dissolving
- 10. formal systematic research, inspection
- 12. personal opinions or tastes
- 13. remains of a prehistoric organism in rock
- 14. objects move away from one another