Volune, The amount of space something takes up, Mass, The amount of matter in an object, Element, a pure substance made of only one kind of atom, Physical property, A characteristic that can be observed or measured without changing the substance, Matter, Anything that has mass and takes up space, Atom, The smallest part of an element that keeps its unique properties, Mixture, Two or more substances mixed together but each keeps its own properties, Molecule, Two or more atoms joined together, Physical Change, A change in a substance that does not make a new substance, Solution, a mixture in which one substance is dissolved in another

Physical Changes

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