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Science

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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Question
Answer
Atom   The smallest part of an element  
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Atomic mass   The sum of the number of protons and neutrons  
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Atomic number   The number of protons in the nucleus of an atom  
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Chemical Change   A change that occurs when one or more substances are changed into a new substance with different properties (a chemical change can not be undone by physical means)  
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Compound   A new substance made when two or more elements combine chemically  
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Density   How much matter is put in a given volume of space  
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Dissolve   When one substance is incorporated into a liquid  
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Electron   A negatively changed particle that orbits the nucleus of an atom  
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Element   A substance that can not be broken down into another substance  
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Mass   The amount of matter in an object  
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Mixture   A combination of two or more substances that do not lose their identifying characteristics when combined  
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Molecule   The smallest part of a substance that still has the properties of that substance  
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Neutron   A particle with no charge found in the nucleus on an atom  
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Nucleus   The center of an atom, contains most of the mass of the atom by housing the protons and neutrons  
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Physical Change   A change that occurs when one or more physical properties of a substance are changed (many physical changes can be undone by physical means)  
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Proton   A positively charged particle found in the nucleus of an atom  
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Solute   The part of a solution that dissolves into another substance(sugar, Kool-Aid, salt, etc.)  
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Solution   A mixture in which one substance dissolves in another  
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Solvent   The part of a solution in which another substance dissolves (water, milk, etc.)  
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Created by: Whit29more
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