Earth's Changing Surface BINGO - Call List

(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.

1. humus/horizon O
2. crop rotation
3. soil
4. subsoil/horizon B
5. conservation
6. topsoil/horizon A
7. chemical weathering
8. decompose
9. horizons
10. mechanical/physical weathering
11. sand
12. organic matter
13. terracing
14. alluvial fan
15. open-pit mining
16. bedrock/horizon R
17. silt
18. sand dune
19. canyon
20. windbreak
21. contour plowing
22. clay
23. clear-cutting
24. delta
25. deposition
26. strip-mining
27. parent material/horizon C
28. conservation plowing
29. erosion