| 1-3 of 3Flashcard sets with a 'humus' term meaning 'dark, organic material formed in soil from the decayed remains of plants and animals' | |||
|---|---|---|---|
| # | Title | Terms | Date |
| 1 | Weathering and Earthquake Testby tomtvtomtv | 58 terms | May 3, 2009 |
| 2 | Earth Science Chapter 14by je007 | 66 terms | October 28, 2009 |
| 3 | Chapter 14: Weathering and Erosionby superchar93 | 25 terms | May 21, 2009 |