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-an imbalance of positive or negative charges.
-an electric charge in motion
-a quality of a material that does not allow electric charge to easily flow through it
-material does not let electric current flow easily through it
-a simple circuit in which an electric charge can only flow in one path
-if one of the bulbs are out, all go out
-has two or more paths in which an electric charge can flow
-power that makes the electric charge flows
means of energy transfer
-the path through which the electric charge flows
-a coiled wire inside the light bulb made of a material with high resistance
-copper wire is insulted with plastic prevents electrical charges from touching other wires
-the circuit is closed when the switch is closed. Electric charge can flow without stopping.
-force that pushes or pulls magnetic materials that are near a magnet
-the invisible field around a magnet
-strongest at it's ends or poles
-a coil of wire wrapped around an iron core that can transform electrical energy into magnetic energy
-helps convert electric magnetic to mechanical energy
-the strength of an electromagnet can be increased by using more turns in the metal coil
-copper for a closed circuit
-a material that conducts electric current poorly
-shares his invention; a flashlight without batteries
-when a coil wire is spun around a magnet, it creates electric energy
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