Card Set Information
The richest layer of soil, includes nutrients and organic matter
The second layer of soil
The third layer of soil
The fourth layer of soil
When wind or water washes away soil
When wind, water, or chemicals break rocks into smaller particles
In soil sand, silt, and clay are examples of what
The specific ingredients of soil (sand, silt, clay) are referred to as its
A complete and accourate desciption in science
This is best to be used to provide missing nutrients
What is used to describe texture?
grainy, silky, sticky
What is used to describe consistence?
loose, friable, firm
Largest particle of weathered rock
Medium particle of weathered rock
Smallest particle of weathered rock
Living things that fall to the ground, decomposing animal matter, waste
Found in topsoil, examples include, potassium, phosphous, nitrogen
What is needed by all plants?