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Earth 3 Soils

Smaller stones, pebbles of rock no water stays, no nutrients Gravel
To keep in or hold back Retain
Tiny particles of broken down rock about the size of salt, very little water stays, loses water easily and no nutrients Sand
Sticking together like glue Cementation
A closed circuit Complete circuit
Finer and softer than sand, silky smooth, slippery when wet, some nutrients but erodes easily Silt
Incomplete circuit Open circuit
A substance or material that makes it possible for the transfer of energy from one location to another Medium
Sticky when wet, grains are fine and close together and it does no allow water to flow through easily Clay
Another word for heat Thermal
Caused by vibrations Sound
Dark chunky soil full of organic matter, plants and leaves Humus
Energy of moving electrons Electricity
A machine that converts mechanical energy into electricity Generator
The best soil of all for planting Loam
The maximum amount something can contain Capacity
The upper layer of Earth consisting of a mixture of organic remains, rocks and clay particles Soil
Acquired from living matter Organic
A soil contains mineral particles, sand, silt, shells and clay particles. Also has organic matter, water and air. Properties of soil
Very small in size, tiny, a speck, crumb Particles
Particles of matter. Could be sand, silt shell and other substances that are carried and then deposited. Sediment
Popular Earth Science sets



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