1. This is WEDS Jeopardy! Chapter 7: Weathering, Erosion, [Deposition] & Soil

2. Jeopardy Rules
A square can only be selected once.
Write your responses on the answer sheet.
You must respond with a question.

3. Jeopardy Weathering Erosion & Deposition Soil Vocabulary Mixed Bag 100
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4. 100: Weathering Question: What is weathering? Answer:
The process by which rocks on or near Earth’s surface break down and change.
Question:
What is weathering?

5. What is chemical weathering?
Answer:
The chemical composition of rocks is changed.
Question:
What is chemical weathering?

6. Question: What is acid precipitation?
300: Weathering
Answer:
This has a pH value below 5.6.
Question: What is acid precipitation?

7. 400: Weathering
Answer:
The repeated thawing and freezing of water in the cracks of rocks.
Question:
What is frost wedging?

8. 500: Weathering
Answer:
This process occurs in the decomposition of iron ore
Question:
What is oxidation?

9. 100: Erosion & Deposition Answer:
The final stage of the erosional process in which materials are dropped in another location.
Question:
What is deposition?

10. 200: Erosion & Deposition Answer:
The steeper this is, the greater the potential for flowing water to erode earth materials.
Question:
What is slope?

11. 300: Erosion & Deposition Answer:
Erode by scraping, gouging, and picking up large rocks and debris piles.
Question:
What are glaciers?

12. 400: Erosion & Deposition DOUBLE JEOPARDY! Place your bet!
Sand along a shoreline can be repeatedly picked up, moved, and deposited by ocean currents to form a sandbar. Sandbars may continue to be built up, thus forming _____________.
What are barrier islands?

13. 500: Erosion & Deposition Answer:
A major erosional agent in areas on Earth that have both limited precipitation and high temperatures.
Question:
What is wind?

14. 100: Soil
Answer:
The loose covering of weathered rock particles and decaying organic matter overlying the bedrock of Earth’s surface.
Question: What is soil?

15. 200: Soil Soil that is located above its parent material. Answer:
Question: What is residual soil?

16. 300: Soil A type of soil that forms in a prairie environment. Answer:
Question: What is mollisoil/mollisol?

17. 400: Soil
Answer:
The relative proportions of particle sizes make up this soil characteristic.
Question: What is texture?

18. 500: Soil
Answer:
The measure of how well a soil can support the growth of plants.
Question: What is soil fertility?

19. 100: Vocabulary Answer: Solution that contains hydrogen ions.
Question:
What is an acid?

20. 200: Vocabulary
Answer:
the process by which rocks and minerals break down into smaller pieces
Question:
What is mechanical weathering?

21. 300: Vocabulary
Answer:
the process by which outer rock layers are stripped away
Question:
What is exfoliation?

22. 400: Vocabulary
Answer:
the chemical reaction of oxygen with other substances
Question:
What is oxidation?

23. 500: Vocabulary
Answer:
A natural phenomenon marked by gradual changes that lead toward a particular result.
Question:
What is a process?

24. 100: Mixed Bag
Answer:
The work of ocean currents, waves, and tides carves out cliffs, arches, and other features along the continents’ edges.
Question:
What is wave action?

25. 200: Mixed Bag Answer: Question: What are arid soils?
Soils formed in dry, hot areas with low rainfall.
Question:
What are arid soils?

26. 300: Mixed Bag
Answer:
A distinct layer, or zone, located within a soil profile.
Question:
What is a soil horizon?

27. 400: Mixed Bag
Answer:
This layer contains topsoil, is usually rich in humus, and supports much biological activity. It ranges from black to gray in color.
Question: Which horizon is the surface layer, O?

28. 500: Mixed Bag Question: Which horizon is the subsoil? Answer:
Horizon B contains _____________ that is enriched with clay and minerals. It has less-developed soil than A, and may have a zone of accumulation consisting of soluble minerals leached out from the topsoil. It may be red or brown in color as a result of the presence of iron oxides. It may also contain an accumulation of clay that forms a hardpan.
Question: Which horizon is the subsoil?

29. Explain rill erosion and how it differs from gully erosion.
Double Jeopardy
Your Bet?
Answer
Rill erosion is erosion by the running water of a small channel on the side of a slope. Gully erosion occurs when streams evolve into small channels that become deeper and wider.
Question
Explain rill erosion and how it differs from gully erosion.

30. Chapter 7 Crossword Puzzle!
Final Jeopardy
Answer
Chapter 7 Crossword Puzzle!
Question
Play the game!