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Science

TermDefinition
Gas the state of matter in which a material has neither a definite shape nor a definite volume
Heat of vaporization amount of energy is the heat of vaporization for water
pressure the result of a force distributed over an area
chemical change occurs when a substance reacts and forms one or new substance
flammability a materials ability to burn in the presence of oxygen
filtration a process that separates materials based on the size of their particles
Physical property any characteristic of a material that can be observed or measured without changing the composition of the substance in the material
melting point the temperature at which a substance changes from a solid to a liquid
condensation the phase in which substances change from gas or vapor
conductivity a material's ability to allow heat to flow
phase change the reversible physical change that occurs when substance change from one state to another
chemical property an ability to produce a change in composition of matter
pure substance a simply substance matter that always has exactly the same composition
homogeneous mixture the substance are so evenly distributed that it is difficult to distinguish one substance in the mixture from another
distillation a process that separates the substance in the solution based on their boiling point
physical change when some of the properties of a material change but the substance in material remains the same
viscosity tendency of a liquid to keep from flowing it resistance to flowing
evaporation the process that changes the substance from liquid to a gas at temperature below substances boiling point
liquid the state of matter in which a material has a definite volume but not a definite shape
vaporization phase change in which liquid changes into gas
precipitate any solid that forms and separates for a liquid mixture
sublimation substance change form solid to a gas or vapor
deposition when a gas or vapor changes directly into a solid without changing into a liquid
solid the state of matter in which materials have definite shape and volume
Created by: 100006232027784
 

 



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