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Adams 5th Soils
Earth Vocabulary
Question | Answer |
---|---|
What is made from heat and pressure and swampy plants? | Coal |
A type of rock made of layers of compressed sediments. | Sedimentary rock |
The breaking down of rocks by wind, water, waves or ice. | Weathering |
Minerals stick sediments together like glue. | Cementation |
Process that carrys sediments to another place | Erosion |
When sediments are buried deep under layers and the pressure smashes them together. | Compaction |
Made from heat and pressure from ocean animals and plants that were buried deep in the Earth | Oil, petroleum and natural gas |
When sediments are dropped off | Deposition |
Preserved parts or traces of animals and plants that lived in the past | Fossils |
To rot and break down into smaller parts. This is a chemical change | Decay |
A mark or depression made by pressure | Imprint |
A sign or proof | Evidence |
A representation of something | Model |
To last or retain certain characteristics over a long period of time | Preserve |
Modern day, now | Present |
To recognize | Identify |
Life form such as a plant or animal | Living organism |
Time before now | Past |
Surroundings in which organisms live | Environment |
Palm oil, algae, methane and sawdust are examples of what type of energy? | Biofuels/biomass |
Coal, oil and natural gas are ________ resources. | Non renewable |
Biofuels come from? | Plants and animals |
Energy from moving water | Hydroelectricty |
Fossils fuels and sedimentary rock are formed by? | Years of intense pressure |
Very fine in texture. Finer than sand | Silt |
The best type of soil for planting because its a combination of many | Loam |
Fine grained soil material that does not let water flow through easily. | Clay |
Which type of soil is sticky when wet? | Clay |
What physical property of soils determines if it retains water? | Particle Size |
Made up of weathered rock, air, water and organic matter | Soil |