WildWeathering Erosion & Deposition Natural & Human Hazards Helpful- Harmful Humans Be Resourceful $ $ $ $ $ $ $ $ $500.00

The grinding away of rock by other rock particles What is abrasion? Back to you Alex 100

This type of weathering causes the mineral composition of rocks to change. What is chemical weathering? Back to you Alex 200

2 causes of chemical weathering What are water, oxidation, carbonic acid, plant acids & acid rain? Back to you Alex 300

Weathering occurs fastest when the climate is these two things. What is hot and humid? Back to you Alex 400

2 ways that plants cause weathering What is roots prying apart cracks in rocks and producing weak acids that dissolve some rocks? Back to you Alex 500

#1 agent of erosion What is water? Back to you Alex 100

The process of moving weathered rock & soil from one place to another What is erosion? Back to you Alex 200

The definition of deposition What is laying down sediment in a new location? Back to you Alex 300

Back to you Alex Daily Double Plants hold soil in place and protect it from these 2 types of erosion. What are water and wind erosion? 400

A method farmers use to minimize soil erosion What is leaving dead stalks & weeds in the group (conservation plowing) or plowing along the curves of the land (contour plowing)? Back to you Alex 500

5 natural hazards What are avalanche/blizzard, hurricane, tornado, flood, drought, tsunami, earthquake, volcano, landslide, or wildfire? Back to you Alex 100

An example of a catastrophic event that would speed up erosion & deposition What is hurricane, tornado, flood, drought, tsunami, landslide, or wildfire? Back to you Alex 200

An example of a catastrophic event that would change Earth’s crust What is earthquake or volcano? Back to you Alex 300

2 ways that human activities can decrease the damage of natural hazards What are using sturdy building materials, having a safety/evacuation plan, warning systems, board up windows (hurricane), conserve water (drought)? Back to you Alex 400

Three ways that human activities can increase the damage caused by natural disasters What are farming, logging, mining, building on coasts/floodplains or pollution? Back to you Alex 500

When a drought struck the U.S. in the 1930s, the Dust Bowl occurred because of this human activity What is poor plowing techniques that left the soil exposed to the wind? Back to you Alex 100

The management of soil to prevent its destruction What is soil conservation? Back to you Alex 200

Besides money, a cost of cutting down a forest to build a neighborhood What is disrupt the ecosystem, destroy wildlife habitats, reduce number of producers available to food web, reduce number of trees to clean the air, etc. ? Back to you Alex 300

A benefit of cutting down a forest to build a neighborhood What is new homes for families & jobs for construction workers? Back to you Alex 400

Three ways people can reduce their use of natural resources What are recycle, conserve water, lower thermostat, buy recycled products, carpool, turn out lights when leaving a room, etc? Back to you Alex Daily Double 500

Oil and coal are this type of resource. What is non-renewable? Back to you Alex 100

An example of an inexhaustible resource What are sunlight, geothermal, hydroelectric, or wind? Back to you Alex 200

Fruit, livestock, fish and forests are this type of resource. What is renewable? Back to you Alex 300

The reason we should not rely on non-renewable sources of energy What is those energy sources can eventually run out? Back to you Alex 400

What is the resource is used faster than it is replaced? Back to you Alex A renewable resource can become completely used up if this happens 500