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Electricity

8sc big20 electricity

TermDefinition
electric force the force between charged objects
photocell the part of a solar panel that converts light into electrical energy
conductor material in which charges can move freely
resistance opposition to the flow of electric charge; expressed in ohms
Law of Electric Charges law that states like charges repel and opposite charges attract
conduction method of charging an object when electron are transferred from one object to another by direct contact
voltage difference in energy per unit charge as a charge moves between two points in an electric circuit(same as potential difference)
potential difference energy per unit charge; the difference in energy per unit charge as a charge moves between two points in an electric circuit (same as voltage); expressed in volts
static electricity buildup of of electric charges on an object
load device that uses electric energy to do work
cell a device that produces electric current by converting chemical energy into electrical energy
battery device that is made of several cells and that produces an electric current by converting chemical energy into electrical energy
insulator material in which charges cannot easily move
parallel circuit a circuit in which different loads are located on separate branches
current rate at which charge passes a given point; expressed in amperes
induction method of charging an object that occurs when charges in an uncharged object are rearranged w/o direct contact with charged object
electric power rate at which electrical energy is used to do work, expressed in watts(W)
circuit complete closed path through which electric charges flow
electric discharge loss of static electricity as charges move off an object
series circuit a circuit in which all parts are connected in a single loop
Created by: cynthia_ritter