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katie and brooke:)

phisical science

QuestionAnswer
The accumulation of excess eletric charge on an object is? Static electricity
What law can charge be transformed from object to object? Law of conservation of charge
a material in which electrons are not able to move easily? insulator
a material in which electrons CAN move easily? conductor
transfering charge by touching or rubbing is called? contact
the rearrangment of electrons on a nutral object caused by a near by charged object is called? induction
what is lightening? exposive electrical display
the net movement of electric charges in a single direction is? electric current
what are two types of electric charges? positive & negative :)
electric charges can be transfered but not? distroyed
an electric charge is surrunded by? electric field
a conductor contains electrons that move? easily
the force that causes electric charge to flow is? voltage difference
a closed path that electric current flows is? currcit
tendancy for a material to oppose flow of electrons? resistance
a currcit is a closed? conducting path :)))))
chemical reactions in a battery produce? voltage difference
two commonly used batteries???????? isssssssssssssssss...... wet and... dry cell :))
the v in ohm`s law stands for??????? ..... volts
a currcit that only has ONE loop to flow throgh????? series currcit:)))
currcit that has two or more branches for the current to move through???? parallel
which currcit is used in houses? parallel
rate at which electrical energy is converted to another type is?? electric POWER!
what is power? is force
electric power companies charge customers for? amount of electrical energy they use
a power rating list the __________ required to operate an appliance? watts
electrical energy is equal to_________ x time? power
electrical power is equal to _______ x voltage difference? current
a dry cell is used in a flashlight to convert_________ to light? electrical energy
one thousand watts of power used in 60 min is________? 1 kilowatt hour:):):):):)
Created by: flower101
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