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Chapter Three
Term | Definition |
---|---|
matter | everything that has mass and takes up space |
element | the ingrediants that make up all the other substances cant be broken down into other |
metals | good conducters of electrisity and heat |
nonmetals | do not conduct heat or electrisity very well |
semi metals | somettimes like metals sometimes like nonmetals |
atoms | the smallest part of a element but still acts like one |
atomic theory | states that everything is made of atoms |
compound | a type of matter made of two or more elements |
molecule | smallest partical in a compound that still acts like a compound |
proton | positive charge found in the nucleus |
nuetran | no charge found in the nucleus |
electrons | negetive charge orbits the nucleus |
liquid | definite volume no definite shape takes shape of container |
solid | has definite shape definite volume |
gas | no definite volume no definite shape |
plasma | like a gas but conducts electrisity like a metal |
melting point |