|Electric energy can be measured in ____.
|Stuff made from iron or steel (an iron alloy) are attracted to ____.
|Circuit ____ can be connected in series or in parallel.
|Metals (silver, copper, gold, aluminum) are electric ____.
|Plasmas conduct electric current using ____ and electrons.
|Electric charge is measured in ____.
|All charge changes result from the movement of ____.
|Electric current is measured in ____.