Fossil,+Weathering,+Soil+Words

1. Weathering Page 278 2. Mechanical Weathering Page 278 3. Frost Action Page 278 4. Ice Wedging Page 278 5. Abrasion Page 279 6. Chemical Weathering Page 281 7. Acid Precipitation Page 281 8. Oxidation Page 283 9. Soil Page 288 10. Parent Rock Page 288 11. Bedrock Page 288 12. Soil Texture Page 289 13. Soil Structure Page 289 14. humus Page 290 15. Leaching Page 290 16. Fossil Page 166 17. Petrifaction Page 167 18. Permineralization Page 167 19. replacement Page 167 20. trace fossil Page 168 21. mold Page 168 22. cast Page 168 23. index fossils Page 170