Soil

Soil is made of

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

Tags

NGSS.MS-ESS2-1

What do we call the layers of soil?

• Deposits
• Horizons
• Minerals
• Rocks

The very top layer of soil is mostly made of

• Solid rock 
• Clay and mineral deposits
• A mixture of minerals and organic material
• Mostly organic material (humus)

Tags

NGSS.MS-LS2-3

Which layer of soil is on the bottom?

• topsoil
• subsoil
• bedrock
• bottomsoil

Tags

NGSS.MS-ESS2-1

What is the layer of soil just below the topsoil?

• organic matter

• subsoil

• topsoil

• bedrock

What does weathering mean?

• To form or create new
• To build up
• To break down
• To completely destroy

Tags

NGSS.MS-ESS2-2

Which layer of the soil profile contains a solid layer of rock?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-ESS1-4

A student in Earth science class wants to create a model to demonstrate the soil horizons. Which materials would he use to represent LAYER 1?

• Nilla Wafers

• Crumbled Oreo cookies and gummy worms

• Chocolate Pudding

• Butterscotch chips

A student in Earth science class wants to create a model to demonstrate the soil horizons. Which materials would he use to represent LAYER 4?

• Nilla Wafers

• Crumbled Oreo cookies and gummy worms

• Chocolate Pudding

• Butterscotch Chips

Soil horizon is horizontal. Soil profile is _______?

• diagonal

• Vertical

• also horizontal

• rectangular