Weathering, Erosion, & Soil Jeopardy Review Board

Name: ______Date: ______Period: ______

Weathering / Erosion / Deposition / Soil / Soil Conservation
The breaking down of rock by physical or chemical means is ______. / While weathering breaks down rock, erosion ______the rock from one place to another. / Deposition is the process in which material is… / Soil is deposited in layers called… / These help prevent wind erosion of soil by growing their roots deep underground.
The two kinds of weathering are… / What are five agents of erosion? / A fan-shaped deposit on dry land is a… / The dark organic material from decayed remains of plants & animals (O-horizon). / A soil conservation technique that prevents erosion on steep hills by creating “steps”.
______is what happens when wind blows sand and silt against exposed rock and wears the surface away. / A huge sheet of ice that slowly moves over land and takes rocks and sediment with it. / A huge deposited mound of sand found in a desert or on a beach… / The A-horizon is also known as ______because it is rich in humus and is usually good for growing plants. / This conservation technique leaves old dead crop material behind to reduce runoff.
The burning of fossil fuels has increased sulfuric acids in the atmosphere which has also increased… / The sudden and rapid movement of a large amount of material downslope. / A form of deposition that occurs at the mouth of a river where the current slows and large amounts of sediment are dropped is called… / The B-horizon has little nutrients because of ______when water passes through it. / This conservation technique allows farmers to plow with the shape of the land so that the rows act as a series of dams instead of rivers.
In the winter, water gets into the cracks of rocks and expands. This is called… / Every year I visit my grandmother and her mailbox is slowly starting to lean. This is caused by… / When sediment is deposited and plants and animals are able to grow and use it as a habitat it becomes… / The bedrock is the bottom layer. It is weathered down to create soil layers. It is also known as the ______rock. / This scientist invented crop rotation with peanuts and soy beans to replenish nutrients in the soil.