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