Matter Vocabulary matter anything that has mass takes
Matter Vocabulary
matter _________ anything that has mass takes up space
_________ property describes an object (color, size, texture)
atom _________ small particle that is the basic unit of matter
molecule _________ two or more atoms chemically bonded together
density _________ a physical property that describes the mass per unit volume of a substance solid liquid gas
proton _________ the positively charged particle in the nucleus of an atom
neutron _________ a particle with no charge in the nucleus of an atom
electron _________ negatively charged particles in an atom (in a cloud around the nucleus)
element _________ matter made of only one type of atom Examples: oxygen, calcium
Periodic Table _________ a chart that organizes all known elements
_________ compound matter made by combining two or more different kinds of elements Examples: water
chemical formula _________ a formula composed of symbols and numbers that shows which elements make the compound Example: H 2 O
mixture _________ two or more substances put together that do not form a compound Example: rocks, air
mass _________ a measure of the amount of matter in an object
chemical equation _________ symbols that show matter changes during a chemical reaction
reactants _________ Substance that is changed during a chemical reaction
products _________ new substance created during a chemical reaction
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