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vocabulary 2

worddefinition
solid phase of matter that has a definite shape and volume
liquid phase of matter that the shape of its container and has a definite volume
gas phase of matter that has no definite shape or volume
plasma phase of matter that can occur when a gas becomes electrically charged
atom the basic building block of all matter
compound a substance made of two or more elements chemically combined;represented by chemical formula
mixture two or more substances that are together in the same place but their atoms are not chemically bonded
pure substance matter that consist of only one type of atom,molecule, or compound
physical property a characteristic of a substance that can be observed without changing into another substance
solubility a measure of how well a substance can dissolve into another substance
luster shine or lack of shine, dullness
malleable property that allows metals to be made into sheets
texture the feel of a surface or a substance
coductivity the ability of a substance to pass an electric current through it
physical change does not create a new substance ans is usually reverseable
melting the change in state from a solid to a liquid
freezing the change in state from a liquid to a solid
vaporizing the change in state from a liquid to a gas
condensation the change in state from a gas to a liquid
sublimation the change in state from a solid to a gas
chemical property a characteristic of a substance that describes its ability to change into another substance
combustibility/flammability can easily ignite and burn
pH acidity or basicity of a substance
reactivity the ease and speed with which a substance combines and reacts with other substances
chemical change one or more new substance are formed: usually cannot be reversed
endothermic requires an input of energy(feels cold)
exothermic releases energy(feels hot)
Created by: user-2025560
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