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Chapter 3

TermDefinition
Matter Everything that has mass and takes up space.
Element The ingredients that make up all other substances. Can't be broken down into other substances.
Metals Good condutors of electricity and heat. Can bend without breaking. Most have a gray color.
Nonmetals Do not conduct heat, electricity very well. May be a gas or a solid.
Semimetals (metalliod) Sometimes like metals and sometimes like nonmetals.
Atoms The smaller part of an element that still acts like that element.
Atomic theory States that everything is made of atoms
Compound A type of matter made of two or more elements
Molecule Smallest particle of a compound that still acts like that compound
Proton
Created by: ayden-koster
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