WED and Soil Review

Alec saw footage of a landslide on the news. He saw rocks falling from the side of a mountain, with some of them smashing into each other and breaking apart. Alec witnessed 

• erosion and weathering. 
• erosion and compacting
• weathering and compacting
• weathering and sedimentation 

How will an increase in wind speed affect soil erosion?

• Soil erosion will increase
• Soil erosion will decrease
• Soil erosion will stop
• Soil erosion will remain the same 

Which event would change Earth's surface in the shortest amount of time? 

• landslide
• erosion
• glacial motion 
• lake evaporation 

Which layer most likely contains the most rocks and the least amount of organic matter? 

• Horizon A-topsoil
• Horizon B-subsoil
• Parent Material 
• Bedrock 

The top layer of soil is called ______.

• topsoil

• subsoil

• bedrock

The bottom layer of soil is called ______.

• topsoil

• subsoil

• bedrock

When a rock gets broken down into soil, this process is called ______.

• topsoil

• water capacity

• weathering

• erosion

Tags

NGSS.4-ESS2-1

Which layer of soil has the most humus?

• topsoil

• subsoil

• bedrock

Tags

NGSS.MS-LS2-3

The decayed remains of plants and animals is called ______.

• soil

• subsoil

• humus

• weathering

Tags

NGSS.MS-LS2-3

What is the name of Soil Horizon O?

• Bedrock
• Topsoil
• Organic Layer
• Subsoil

Tags

NGSS.MS-ESS2-1

NGSS.MS-LS2-3