Soil Sciences

What are the main components of soil?

• Water

• Air

• Bedrock

• Minerals

• Organic Matter

Tags

NGSS.MS-LS2-3

What are the 3 primary soil particles?

• Sand

• Silt

• Clay

• Gravel

Which soil particle is the largest?

• Sand

• Silt

• Clay

Which particle reduces the water holding capacity of soil?

• Sand

• Silt

• Clay

Which of the following is a characteristic of silt?

• Rough, gritty feeling

• Flat/Platy shape

• Reduces water holding capacity

• Improves water holding capacity

Which soil particle is the smallest?

• Sand

• Silt

• Clay

The soil triangle is used to determine the soil texture and percentages of sand, silt and clay.

• True

• False

What is the soil texture of a 30% sand, 40% silt, 30% clay soil?

What is the soil texture of a 50% sand, 40% clay, 10% silt soil?

Tags

NGSS.MS-LS1-5

What is the soil texture of a 30% sand, 50% clay, 20% silt soil?