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Science Unit4

QuestionAnswer
Matter has mass and takes up space
physical property characteristics that can be observed without altering the substance
chemical property characteristic that can be observed with altering the substance
element simple substances that cannot be broken down into simpler substances
atom basic unit of matter
chemical bond A force of attraction between 2 atoms
heterogeneous you can see the different parts of this mixture
homogeneous you cant see the different parts of this mixture
physical change a change from one state to another without a change in chemical composition
Created by: lillo3693
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