Unit 7 (Ch. 2 &3) Matter Review --- Answer Key January ...

Unit 7 (Ch. 2 &3) Matter Review --- Answer Key January 2014 Physical Science 1. Define the following terms. a. Matter: Anything that has mass and takes up space; matter is made up of atoms. b. Element: A pure substance that cannot be further broken down (i.e. Hydrogen, Carbon) c. Atom: The smallest particle of matter. Atoms make up elements. ................
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