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Our Planet Rocks
Learning terms associated with the OPR module
| Term | Definition |
|---|---|
| resource | any thing that can be used for some form of benefit |
| property | a quality or trait belonging to an individual or thing |
| natural resource | any naturally occurring substance (material) that comes from the Earth and is used by living things, particularly humans. |
| element | a pure substance made up of one type of atom |
| compound | substance formed when two or more elements are chemically bonded together |
| mixture | a combination of elements and/or compounds that can be physically separated |
| particle | a piece of matter |
| material | a solid piece of matter |
| model | a physical representation that shows what something looks like or how it works |
| pure substance | matter that has the same chemical structure throughout |
| aqueous | contains water |
| chemical change | when a substance combines with another substance to form a new substance |
| physical change | a change in a substance that does not involve a change in its chemical structure eg. size, state of matter |
| solute | the substance that is dissolved in another substance (the solvent) |
| solvent | the substance that dissolves another substance (the solute) to form a solution. Usually a liquid. |
| solution | a liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent) |
| flow chart | a diagram which represents the sequence of actions in a particular process or activity |
| crust | the solid outer layer of the Earth that sits above the mantle |
| mantle | the mostly solid portion of the Earth's interior that is found between the crust and the core |
| core | very hot very dense centre of the Earth |
| lithosphere | the rigid outer layer of the Earth including the crust and some of the mantle (upper mantle) |
| sedimentary | rock formed from sediment that has be deposited by air or water |
| igneous | rock formed when hot molten rock crystallises and solidifies |
| metamorphic | rock that has undergone transformation by heat, pressure, or other natural processes |
| rock | the solid mineral material forming part of the surface of the Earth and other similar planets, exposed on the surface or underlying the soil |
| mineral | a solid naturally occurring substance that contains little carbon |
| fossil | the remnant, impression, or trace of an animal or plant of a past geologic age that has been preserved in the Earth's crust |
| weathering | the breaking down or dissolving of rocks and minerals on Earths surface |
| erosion | the geological process in which Earth's materials are worn away and transported by natural forces such as wind or water |
| deposition | an act or process of laying someone or something down or letting something fall |
| classification | the arrangement of animals, plants or things into groups based on their observed similarities |
| landform | a natural feature of Earth's surface |
| physical property | features of a substance that can be observed or examined without changing the actual composition of a substance |
| chemical property | a characteristic of a particular substance that can be observed in a chemical reaction |
| suspension | is a type of mixture where solid particles do not dissolve in a liquid solution |
| sediment | matter that settles to the bottom of liquid or gas |
Created by:
kimlbunny
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