Science Quiz / Ch 2 Weathering and Soil Formation

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QUIZ: Can you name the Ch 2 Weathering and Soil Formation?

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The most important factors that determine the rate at which weathering occurs are the type of rock and the _____.
the most important cause of chemical weathering
Does weathering occur faster in wet or dry climates?
the management of soil to prevent its destruction
a dark-colored substance that forms as plant and animal remains decay
soil that is made up of about equal parts of clay, sand, and silt
type of weathering in which rock is physically broken into smaller pieces of rock that have the same composition as the rock they came from
type of soil that makes up the B horizon
the largest soil particles
the organisms that break the remains of dead organisms into smaller pieces
process in which organisms that live in soil turn dead organic material into humus
the removal of rock particles by wind, water, ice, or gravity
scientist who developed new crops and farming methods that helped to restore soil fertility in the South
anything in the environment that humans use
type of weathering that breaks down rock through chemical changes
type of soil conservation where a farmer plants different crops in a field each year
farmers plow their fields along the curves of a slope
the area of the Great Plains where wind erosion caused soil loss during the 1930s
the solid layer of rock beneath the soil
the process that breaks down rock and other substances at Earth's surface
Does weathering occur faster at higher or lower temperatures?
process that splits rock when water seeps into cracks, then freezes and expands
this is produced when oxidation occurs
one of Earth's most valuable natural resources
process in which iron combines with oxygen in the presence of water
Does humus have a high or low fertility?
farmers disturb the soil and its plant cover as little as possible
the grinding away of rock by rock particles carried by water, ice, wind, or gravity
the loose, weathered material on Earth's surface in which plants can grom
the smallest soil particles
a crumbly, dark brown soil that makes up the A horizon

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