Weathering
Erosion
Deposition
Destructive Forces
Constructive Forces
100

This is the process of breaking down rocks into smaller pieces by wind, water, ice, and other natural forces.

Weathering

100

This is the process that moves weathered rocks and soil from one location to another.

Erosion

100

This is the process where eroded materials like sand, soil, or rocks are dropped or settled in a new place.

Deposition
100

This natural disaster shakes the ground and can cause buildings to fall.

Earthquake

100

This state in the US was formed by a hot spot building land up from the ocean floor.

Hawaii

200

This type of weathering happens when rocks break apart without changing what they are made of.

Physical (Mechanical) Weathering

200

Dredging, or cleaning out the bed of a river or other body of water by scooping out the mud, soil, sand, and depositing it back onto the shoreline, helps reverse the process of what type of erosion.

Beach Erosion

200

What is a landform that is created by deposition when a river drops mud or sand at the mouth of the river, where it meets the ocean or a lake?

Delta

200

This fast moving natural disaster carries rocks and mud down a hill after heavy rain.

Landslide

200

When two tectonic plates push together, a convergent boundary, they can form this large landform.

Mountain

300

Rainwater mixing with carbon dioxide to form acid that breaks down limestone is an example of what kind of weathering.

Chemical Weathering

300

This force of nature can cause sand dunes to shift and rocks to wear down over time.

Wind

300

Over a period of time a lake becomes less deep due to sediment being deposited at the bottom of it. What process is this called?

Deposition

300

This spinning storm forms over warm ocean waters and can destroy homes with strong winds and flooding.

Hurricane

300

This hot molten rock material from inside the Earth can push up to create new land. On the outside of the volcano it is known as lava.

Magma

400

True or False: Plants can cause weathering by growing roots into rocks.

True

400

This liquid is the most common cause of erosion on Earth.

Water

400

This flat area is formed when a river floods and leaves behind layers of sediment.

Floodplains
400

Lava, ash, and gases erupt from this destructive natural force that is shaped like a mountain but has a crater at its peak.

Volcano

400

These underwater mountain ranges are formed where two tectonic plates pull apart. 

Ridges, Mid-ocean Ridge

500

When water freezes in the cracks of rocks and makes the cracks bigger, it's called this.

Ice Wedging

500

This frozen form of water can move rocks and soil as it slowly flows downhill and form new landforms known as moraines.

Glacier

500

This fan shaped deposit forms where a river flows out of a mountain onto flat land.

Alluvial Fan

500

This huge ocean wave is caused by underwater earthquakes and can flood coastal areas.

Tsunami

500

This force slowly pushes Earth's crust upward to form high areas like hills and mountains.

Uplift

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