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Matter Week 1

TermDefinition
Matter Physical substance in general
Atom The smallest unit of a pure substance that still has the properties of that substance
Molecule A group of atoms bonded together
Protons A subatomic particle that has a positive electric charge
Neutrons A subatomic particle that has the same mass as a proton but no electric charge
Electrons A negatively charged subatomic particle
Created by: Adrienne7412
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