Weathering
The breaking down of rocks into smaller pieces.
What is weathering?
The process of moving rock, sand, or soil from one place to another.
What is erosion?
The process of dropping or laying down sediment in a new place.
What is deposition?
A famous U.S. landform created by the Colorado River cutting through rock over time.
What is the Grand Canyon?
Farmers plant these in rows to block wind from blowing soil away.
What are trees or windbreaks?
Water freezing in cracks of rocks and breaking them apart.
What is ice wedging?
The main force that pulls rocks and soil downhill.
What is gravity?
A landform created where a river meets an ocean and drops sediment.
What is delta?
A rock formation caused by wind erosion and found in deserts.
What is an arch?
A farming method that prevents soil from being washed away by rain.
What is terracing?
The type of weathering caused by tree roots growing into cracks in rocks.
What is biological weathering?
The process where rivers carry away soil and small rocks.
What is water erosion?
Sand being dropped by wind to form large hills.
What is sand dunes?
The wearing away of soil by wind, which can damage farmland.
What is desertification?
Planting grass or bushes on hillsides helps prevent this.
What is soil erosion?
The type of weathering caused by acid rain wearing away statues.
What is chemical weathering?
The process where wind picks up sand and moves it to a new location.
What is wind erosion?
This happens when a glacier melts and drops the rocks and sediment it carried.
What is glacial deposition?
A slow-moving downhill movement of soil due to gravity.
What is creep?
Large rocks placed along the shore to prevent beach erosion.
What are ripraps or seawalls?
Small pieces of rock being worn away by wind-blown sand is an example of this.
What is abrasion
Large sheets of ice that scrape the ground and carry rocks with them.
What are glaciers?
When ocean waves slow down, they deposit sand to form these landforms.
What are beaches?
An event where large amounts of soil suddenly move downhill.
What is a landslide?
A barrier built to prevent rivers from overflowing and causing erosion.
What is levee?