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What are the four basic materials that soil is made of?
sand, clay, silt, and humus
What is the most permeable rock?
Sand. The ability of water to flow through a soil is referred to as the soil's permeability (A) Clay (B) Loam (C) Sand (D) Silt (E) Humu
What are the four main factors used to classify soils?
Humus,sand,clay,and water
What soil material containing more than 40 percent clay less than 45 percent sand and less than 40 percent silt is called?
fertile material
What are three main main factors used to classify soils?
humus. (pronounced hugh-muss) sand, and clay
What the three basic textures that soil can have?
Clay, loam (containing a mixture of clay, sand and humus), and sandy.
Which is heavier gravel clay sand humus?
First, the lightest soil component is clay. The, there's sand then humus then finally gravel.
What does the word loam mean in science?
A fertile soil that typically contains sand, silt and clay (40-40-20) and humus.
How much sand clay gravel and humus does it take to make soil?
25%-sand 255-clay 25%-gravel 25%-humus
Is humus mixture of sand and clay?
yes
Is sand clay and humus a good planting material?
no
What does sand silt and clay combine with to make soil?
Humus
What are loam examples?
Loam example is:soil,clay,sand,and humus.
What are the three main layers of soil textures?
Top soilSub soilBed Rock
What are the main factors used to classify soils?
Humus,sand,clay,and water
What are the four basic materials that soil is made of?
sand, clay, silt, and humus
What is the most permeable rock?
Sand. The ability of water to flow through a soil is referred to as the soil's permeability (A) Clay (B) Loam (C) Sand (D) Silt (E) Humu
