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

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

Jeopardy Weathering Erosion & Deposition Soil Vocabulary Mixed Bag 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

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?

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

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

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

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

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

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

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

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?

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

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?

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

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

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

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

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

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

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

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

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

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?

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

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

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?

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?

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.

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