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Science Words

TermDefinition
Physical property a characteristic that can be observed or measured without changing the identity of matter
Malleability Physical property of matter that describes its ability to be pounded into thin sheets
Ductility Physical property of matter that dscribes its ability to be pulled into a wire
Solubility Physical property of a substance describing its ability to be dissovled in another substance
State Change of one physical form to another
Chemical property ability of a substance to change into a new substance with different properities
Physical change Change from one state to another without a change in chemical compostition
Chemical change Any process determined by the atomic and moleculr composition and structure of substances involved
Element Pure substance that cannot be seperated into simpler substances
Pure substance Cannot be seperated into components by physical seperations
Compound Forms when atoms two or more elements comne chemically
Metal` Element that is a solid at room rempertature, a good electicial conductor ductile, and has a shiny luster
Metalliod Element that has some properties of metal and some properties of nonmetals
Mixture Substance made by mixing other substances
Solution Liquid mixture in which the minor component is uniformly distributed within major components
Solute Minor component in a solution dissolved in a solvent
Solvent able to dissolve other substances
Neutron No electric charge
Electron Negative charge
Atomic mass Measure atomic mass
Atomic number Number of proton in the nucleus of each of elements atoms
Isotopes Atom that has a different number of nuetrons than other atoms of the same element
Mass number Total number of protons and nuetrons in a nucleus
Ions Atom of molecule with a net electric charge due to the loss or gain of one or more electrons
Cation Positivly charged ion
Anion Negativily charged ion
Valence electron Electron in outer shell of an atom ehich can combine with other atoms to form molecules
Created by: tlindsey1
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