Vocabulary Crossword
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
                               
 
 
Down: 1)  the amount of space an object takes up2) the process by which chemical changes occur. Atoms are rearranged and chemical bonds are broken and formed3)  the unequal sharing of electrons between two atoms that gives rise to negative and positive regions of electric charge4) a solid substance that forms as a result of a reaction between chemicals in two liquids6) the endothermic process in which light is absorbed and used to change carbon dioxide and water into glucose and oxygen7) a measure of how much matter an object is made of8) a chemical reaction that releases energy 9) symbolic representation of a chemical reaction 12)  the force of gravity on an object14) a group of atoms that are held together by a covalent bond so that they move as a single unit15) a property of matter representing the mass per unit volume16) The total area of the surface of a three-dimensional object 18) the electrical attraction between a negative ion and a positive ion19) a substance that is present at the beginning of a chemical reaction and is changed into a new substance Across: 2) a substance made of two or more different types of atoms5)  a certain type of bond in which nuclei float in a sea of electrons10) a substance that increases the rate of a chemical reaction but is not consumed in the reaction11) a substance formed by a chemical reaction. A product is made by the rearrangement of atoms and bonds in reactants13) a chemical reaction that absorbs energy17) a substance that cannot be broken down into simpler substances by ordinary chemical changes. An element consists of atoms of only one type20) The arrangement of parts or elements of something complex21) the number before a chemical formula that indicates how many molecules are involved in a chemical reaction22) the measure of the amount of kinetic energy of the particles in an object23)  the amount of solute dissolved in a solvent at a given temperature24) a pair of electrons shared by two atoms
 

 

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