Examlex
Decide whether events A and B are overlapping or non-overlapping.
-A card is drawn at random from a deck of cards. Event A is that the card selected is a queen and event B is that the card selected is a two.
Soil Layer
A distinct layer of soil with characteristic physical properties and organic matter, part of the soil profile.
Iron
A chemical element with symbol Fe and atomic number 26, known for its hardness and magnetic properties, and widely used in construction and manufacturing.
Topsoil
The upper, outermost layer of soil, usually the top 2-8 inches, that has the highest concentration of organic matter and microorganisms.
Humus
The organic component of soil, formed by the decomposition of leaves and other plant material by soil microorganisms.
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