..::Science 10::..
Terms
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- cover crop
- wht are three ways to conserve the soild nutrients?
- acid precipitation
- in wht dose weathering accur more rapidly?
- erosion
- wht is the prosses where wind water and ice or gravity transports soil sedements?
- abraison
- wht is the grinding and weathering away of rocks surfaces through the mechanical action of other rocks or sand particals?
- horizon b
- wht horizon has clays and desolved substances from horizon a?
- pH
- wht scale tells how acidic or basic the soil is?
- artic
- wht climate has soils tht are very fragile?
- ventifacts
- wht is the blowing same wares away the rocks surface produce small rocks called?
- wind
- *what are three types of arasison?
- gravity
- *what are three types of arasison?
- water flow
- terrices and contour plowing control erosion by interupting ____ ?
- soil fertility
- wht is the soils ability to hold nutrients and to supply neutrients to the plant
- differentrial weathering
- softer less weather resistant rocks weather away and leave the more hard weather resistant behind
- karsts
- acid in groundwater produces wht?
- soil structure
- wht is the arrangement of soil particals?
- residual soil
- wht is the soil tht remains aboce the bedrock which it is formed?
- horizons
- through weathering soil will form a series of horizontal layers known as wht?
- contour plowing
- wht are three ways to conserve the soild nutrients?
- soil texture
- wht is soil quality tht is based on the proportions of the soil particals?
- tropical
- wht climate has a very thin topsoil because of leaching?
- desert
- wht climate has topsoil tht is thin and salty?
- oxidation
- what is a chemical reaction in witch and element comines with oxygen to form an acid?
- quicker
- racks at higher elevation weather __________?
- soil
- wht is a loose mixture of rock fragments, organic material, water and air tht can support the growth of veggitation
- leaching
- wht is the removal of substancese tht can be dissolved from rock ore or layers of soil due to the passing of water?
- water storage
- wht are the three importances of soil?
- frost action
- wht is the alternate freezing and thawing of soil and rock is called wht?
- weathering
- wht is the breaking down of rock by physical or chemical processes?
- bedrock
- wht is a layer of rock beneth the top soil?
- ice wedging
- wht is one type of frost action?
- horizon a
- wht horizon contains more humus then any other layer?
- habitat
- wht are the three importances of soil?
- horizon c
- wht horizon consits of partially weathered bedrock?
- crop rotation
- wht are three ways to conserve the soild nutrients?
- acid precipitation
- wht is precipitation with more acids in it caused by polution?
- parent rock
- wht is the rock formation tht is the source of the soil?
- horizon d
- wht horizon usally parents rock?
- temprate
- wht climate has thick and fertil soil?
- chemical weathering
- wht is the prosses by which rocks break down through CHEMICAL processes?
- lichens
- wht produces weak acids tht can slowly break sown rocks?
- smaller
- the ______ the rock the faster the weathering process
- mechanical weathering
- wht is the break down of rock by PHYSICAL means?
- terraces
- wht are cut into the hillside to create a series of smaller flat hills?
- minerals and nutrients
- wht are the three importances of soil?
- soil conservation
- wht is a nehod to maintain the fertility of the soil by protectingthe soil fromerosion and neutrients loss?
- water
- *what are three types of arasison?
- transported soil
- what is soil tht has been blown or washed away from its parent rock?