Soil and Mass Wasting Vocabulary Quiz

Name_________________

Date_________________

1. Horizon O/A__ a. The force that acts to oppose the downhill force

2. Horizon B__ b. The movement of mud rapidly downhill

3. Horizon C__ c. Decaying organic material that makes up most topsoil

4. Parent Soil__ d. This part of the soil consist of broken bedrock

5. Residual Soil__ e. The material in which soil comes from

6. Transported Soil__ f. How quickly water flows through rock

7. Porosity__ g. The force that holds sediment against a sloped piece of land

8. Permeability__ h. The movement of material quickly downhill

9. Mass Movement__ i. The movement of snow rapidly downhill

10. Landslide__ j. The leftover material after topsoil has been moved

11. Mudslide__ k. This part of the soil is made mostly of organic material

12. Avalanche__ l. This is soil that has moved from one area to another

13. Downhill Force__ m. The open spaces in between individual rock grains

14. Frictional Force__ n. The movement of material under the forces of gravity and water

15. Normal Force__ p. This part of the soil has weathered bedrock and is mineral rich

16. Slow Mass Movement__ q. The no rapid movement of material downhill

17. Rapid Mass Movement__ r. The force that pulls sediment down a slope

18. Humus__ s. The movement of land downhill