Rapid Changes
When the Earth changes QUICKLY
When the Earth changes slow, its caused by the agents of change.
What is wind, water, and ice?
A natural feature of the Earth's surface.
What is landform?
A natural feature of the Earth's surface.
We call them the agents of change.
What is wind, water, and ice?
Some processes that change the Earth rapidly.
It's the breaking apart of larger rocks into smaller pieces called sediments.
What is weathering?
A deep valley with steep sides.
What is a canyon?
This is formed from the deposition of sand by wind.
What is a sand dune?
The process that uses friction between the agents of change and the rocks.
What is weathering?
An opening in the earth's crust through which lava, ash, and gases escape.
What is a volcano?
It's the movement of sediment from one location to another.
What is erosion?
A landform found at the mouth of a river where it empties into a larger body of water.
What is a river delta?
This is formed by the deposition of sediment as the water slows down.
What is a delta?
A material that is broken down by the process of weathering and erosion.
What is sediments?
The sliding down of a massive piece of the earth or rock from a mountain or cliff.
What is a landslide?
It's the dropping off of sediment as the motion of the wind or water slows or comes to a stop.
What is deposition?
A hill or mound of sand found along beaches and in deserts.
What is a sand dune?
This is formed by glacial weathering and erosion.
What is valleys?
You can remember deposition due to this word.
What is dropping?
A sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust.
What is an earthquake?
These cause changes to earth's landforms slowly over time.
A low area with steep sides and a flat or rounded bottom.
What is a valley?
They are formed from the weathering and erosion of flash floods or rivers.
What is a canyon?
This is created by natural causes and is beautiful on our Earth.