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Science B-3

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
molecule   a group of atoms bonded together  
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chemical bond   physical restraints used to hold someone or something together  
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chemical formula   a set of chemical symbols showing the elements present in a compound and their relative proportions  
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compound   a thing that is composed of two or more separate elements  
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element   a part or aspect of something abstract, especially one that is essential or characteristic  
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chemical reaction   a process that involves rearrangement of the molecular or ionic structure of a substance  
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reactant   a substance that takes part in and undergoes change during a reaction  
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product   an article or substance that is manufactured or refined for sale  
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cross-link   a chemical bond between different chains of atoms in a polymer or other complex molecule  
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monomer   a molecule that can be bonded to other identical molecules to form a polymer  
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polymer   a substance that has a molecular structure consisting chiefly or entirely of a large number of similar units bonded together  
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open system   a system in which the components and protocols conform to standards independent of a particular supplier  
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closed system   a physical system that doesn't exchange any matter with its surroundings  
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Law of Conservation of Mass   that the atoms of an object cannot be created or destroyed, but can be moved around and be changed into different particles  
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Created by: cpowalski85
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