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cell : a source of electrical energy that ____________________ and then ____________________ energy to a circui t
electrical circuit : a system for ____________________ electrical energy from one place to another
battery : two or ____________________ cells connected to provide electrical ____________________
____________________ ____________________ : the movement of electrical charges through a conducto r
____________________ : a material that allows electrical current to flow through i t
insulation : ____________________ on circuit wires that keeps ____________________ current in the ____________________
output device : ____________________ that changes ____________________ ____________________ to another form of energ y
switch : a ____________________ for ____________________ whether current flows in an electrical circuit