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Category 1

Matter and Energy

TermDefinition
Metals elements located on the left of the stairs on the Periodic Table
Nonmetals elements located to the right of the stairs on the Periodic Table
Metalloids elements located on the stairs of the Periodic table
Luster the way light reflects from the surface of a substance
Malleability able to be hammered or bent
Ductility ale to be stretched into wire
Brittle able to break or shatter under stress
Conductivity to move electricity or heat from one place to another
Element a pure substance that cannot be broken down chemically
Compound a substance that consists of two or more different elements
Subscript the number that indicates the number of atoms of a specific element
Coefficient the number that indicates the number of molecules in a chemical formula
Reactants elements or compounds on the left side of a chemical equation
Products elements or compounds on the right side of a chemical equation
Law of Conservation of Mass matter cannot be created or destroyed
Chemical Change results in the formation of a new chemical substance
Physical Change matter is altered but the substance is not transformed into another
Evidence of Chemical Reaction Color, Temperature, Light, Odor, Precipitate, Gas, Sound
Density the objects mass divided by it volume
Water Displacement putting an object into water and recording how much the water level rises
Created by: juana.leal
 

 



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