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Stack #1549007


The smallest parts that make up all matter atoms
There are over how many different kinds of atoms in the universe? 100
What are the three parts of an atom? proton, neutron, electron
What type of charge does a proton have? positive
The number of _____________ in the nucleus defines the atom. protons
What type of charge does a neutron have? neutral/no charge
What atom part moves around the nucleus of an atom? electron
What type of charge does an electron have? negative
The number of ______________ is equal to the number of ______________ in the nucleus. electrons, protons
Created by: mrshassler