Soils and Weathering

Which of the following is NOT one of the three types of soil?

• clay
• sand
• silt
• mud

Tags

NGSS.MS-ESS2-1

Are there minerals in soil?

• Yes
• No

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS3-1

When plants, animals, and other organisms die, they break down and become part of the soil. What is this part of the soil called?

• sand
• silt
• clay
• humus

Tags

NGSS.5-LS2-1

Wind blowing dirt and sand through the air is an example of...

• weathering 
• erosion

Tags

NGSS.MS-ESS2-2

Water gets into the cracks of rock and freezes, causing the rock to break.  What is this an example of?

• erosion
• weathering

Tags

NGSS.MS-ESS2-2

Soil is made of

• weathered rocks and minerals
• dead plants and animals
• air and water
• all of the above

Tags

NGSS.MS-ESS2-1

Physically breaking down rocks and materials is called__________weathering.

• Chemical
• Mechanical
• Biological
• Permeable

A rock containing iron is soft, crumbly, reddish in color. It's been chemically weathered by__.

• Carbon Dioxide
• Oxygen
• Nitrogen
• Sulfer

Soil formation begins with the weathering of_______.

• Humas
• Subsoil
• Litter
• Rock

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-1

The layer of soil which the topsoil is found.

• Horizon A
• Horizon B
• Horizon C
• Horizon D or R