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science words

7th grade science words

TermDefinition
Atoms the smallest particle that makes up everything whether it is a solid , gas , or matter
Electron has a electric charge
Element When something is made up of only one kind of atom
Neutron has no charge
Proton has a positive charge
Malleable can be smashed without crumbling
Luster shiny
Ductile can be drawn into a thin wire
Corrosive rusts
Density the degree of compactness of a substance
Alkali Metal metals that are very reactive with water or any of the group of univalent metals
Alkaline Earth Metals react with halogens or any of the group of univalent metals
Transitional Metals unreactive metals
Halogens very reactive metals
Noble Gases unreactive metals or any of the chemically inert gaseous elements
Alloy a substance composed of two or more metals,or of a metal or metals with a nonmetal, intimately mixed, as by fusion or electrodeposition.
Created by: Halima Suleiman
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