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periodic table
vocabulary for matter and elements
Term | Definition |
---|---|
matter | Anything that has mass and takes up space |
mass | the material that makes up matter |
volume | how much room matter takes up |
density | the amount of mass in a specific place |
atom | what makes a molecule |
electrons | ever atom has them |
protrons | part of an atom with a positive charge in side of the nucleus |
neutrons | part of an atom with no charge in side the nucleus |
element | the simplest substance that cannot be broken |
periodic table | a large grid that identifies elements |
periods/rows | tells how many energy levels a element |