Term
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Definition
| a postive or negitive condition of an object due to an unequal # of protons and electrons |
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Term
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Definition
| type of charge shown by an object which has more portons than electrons |
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Definition
| type of charge shown by an object which has more electrons than protons |
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Term
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Definition
| a push or pull that one object exerts on another object |
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Definition
| a force which pulls objects together, exist between oppositely charged particles. |
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Definition
| a force which pushes objects apart, exist between particles w/ "like" charges |
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Definition
| a form of energy associated with a continuous flow of electrons moved from one point to another point |
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Term
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Definition
| an electric charge build-up on an object |
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Term
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Definition
| the rubbing of one object against another in which one object gains electrons and another object loses electrons |
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Term
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Definition
| direct contact of a charge particle to a neutral particle, causing the second particle to take on the charge. |
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Term
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Definition
| the force charging of a n ewtral particle when it is in close proximily to a charged particle (close doesnt touch) |
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Term
| 3 methods of charging an object |
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Definition
| conduction, induction, and friction |
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Term
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Definition
| materials which allow electric charges to flow easily ex: metals (copper and silver) |
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Term
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Definition
| materials which do not allow electric charges to flow readily Ex: rubber, stirofoam, plastic |
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Term
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Definition
| a flow of electrons through a closed loop of wire |
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Term
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Definition
| a flow of electrons through a closed loop of wire |
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Term
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Definition
| the unit used to measure current |
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Term
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Definition
| opposition to the flow of electricity |
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Term
| type of wire (copper is better than iron), length of wire, thickness of wire, temperature of wire (hotter better) |
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Definition
| factors which affect resistance |
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Term
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Definition
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Term
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Definition
| describes the relationship among voltage, current, and resistance |
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Term
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Definition
| a complete closed path through which an electric current may flow |
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Term
| source, loads/resistors, switch, and wire. |
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Definition
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Definition
| device which provides electrical energy |
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Term
| loads/resistors (light bulb) |
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Definition
| devices which use the electrical energy |
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Term
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Definition
| device which provides a path through which the current flows |
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Term
| series circuit and parallel circuit |
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Definition
| types of electric circuits |
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Term
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Definition
| a circuit which has only one path through which the current may flow |
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Term
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Definition
| a circuit which has more than 1 path through which the current may flow |
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Term
| the voltage is divided among the resistors in a |
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Definition
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Term
| the total resistance in a parallel ______ as the # of resistors increase |
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Definition
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Term
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Definition
| a measure of the rate at which electrical energy is converted into other forms of energy |
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Definition
| the total power used by electric appliances times the total time used |
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Term
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Definition
| a device which opens the circuit automatically when too much current is being used |
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