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Soil Formation
Vocabulary Active
soil peds
bulk density
soil consistency
soil reaction
cation exchange capacity
cations
bimus
soil tilth
Type the Word
humu
Definition
decayed organic matter in soil
Usage
increased soil porosity occurs as a result of humus

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.

answergeosphere;