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periodic table of elements
the partical model of matter
the scientific method
100
crystal
what are atoms in a highly organized pattern
100
chemical changes
What is rusting
100
saturated solutions
What is a mixer heated or cooled and the results are dire
200
physical changes
What is it called when it happens normally
200
matter
What is everthing except a solid liquid or gas
200
diamond
What type of caluvent crystal that is valuable
300
elements
What are theses called that are on a table
300
state changes
What is it called when something goes through
300
pure substances
what is not mixed in a liquid that can only mix in hard water
400
helium
What is a type of gas that makes your voice squeaky
400
mixers
What contains two or more pure substances
500
carbon dioxide
What is the air called we breath