Relier Pairs Science 6B L4Version en ligne science vocab par Tawun Jack Gregory 1 law of conservation of mass 2 physical properties 3 compound 4 mass 5 chemical change 6 homogeneous mixture 7 molecule 8 matter 9 atom 10 volume 11 weight 12 heterogeneous mixture 13 element: contains one or more different atoms joined together anything that has mass and takes up space (or has volume) two or more atoms joined together a law stating that matter cannot be created or destroyed properties that can be observed about a substance without changing what the substance is; e.g. mass, color, volume, density, etc. contains just one type of atom mixture varies in composition in which the particles are unevenly mixed the amount of matter in a substance or object and is commonly measured with a balance a mixture has the same composition throughout; the particles are evenly mixed small particles that are the building blocks of matter; the smallest particle of an element that still has the element’s properties a measure of the force of gravity pulling on an object : when matter changes chemically into an entirely different substance with different new properties the amount of space matter takes up
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