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-ESS2-1

NGSS.MS-ESS2-2

The layer of soil which the topsoil is found.

• Horizon A

• Horizon B

• Horizon C

• Horizon D or R