Natural Processes

What are the two main processes that result in the creation or destruction of landforms?

What is the process of decomposing, breaking up, or changing the color of rocks?

• Metamorphism
• Erosion
• Weathering
• Sedimentation

What is the movement of rocks and sediment that has been breaking apart due to weathering?

• Erosion
• Metamorphism
• Compaction
• Sedimentation

What happens to rocks during the process of weathering?

• They melt into lava.

• They grow larger.

• They change color or break into smaller pieces.

• They move to a new location.

What are the types of weathering?

Which type of weathering involves living organisms?

• Mechanical weathering

• Chemical weathering

• Biological weathering

• Physical weathering

What is the main cause of erosion?

• Volcanoes

• Earthquakes

• Water, wind, and ice

• Sunlight

What is the process called when sediments are added to a landform?

• Melting

• Deposition

• Weathering

• Erosion

True or False: Erosion can only happen over millions of years.

• True

• False

• Never

• Sometimes