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Alexs science study

QuestionAnswer
conservation of matter a principle that states that the amount of matter does not increase or decrease after a reaction or change of states.
chemical reaction the process by witch a chemical change occurs
physical change a change in the state of matter in which the material is still the same type of material with the same properties as original.
chemical change a change in the state of matter in which the material becomes a different material with different properties than original
physical properties things about an object that you can observe with your senses
Created by: dragon6
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