Science Chapter 4Electricity andMagnetismScience Chapter 4Electricity andMagnetism
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An object thatdoes NOTconductelectricity…An object thatdoes NOTconductelectricity…
insulatorinsulator
The measure of howmuch a materialopposes the flow ofcurrent…The measure of howmuch a materialopposes the flow ofcurrent…
resistanceresistance
A circuit that hasonly one path thatelectricity canfollow…A circuit that hasonly one path thatelectricity canfollow…
series circuitseries circuit
The build up ofcharges on anobject…The build up ofcharges on anobject…
static electricitystatic electricity
An object thatallows electricityto flow…An object thatallows electricityto flow…
conductorconductor
A temporarymagnet made upof a wire wrappedaround a core…A temporarymagnet made upof a wire wrappedaround a core…
electromagnetelectromagnet
A circuit that hastwo or morepaths thatelectricity canfollow…A circuit that hastwo or morepaths thatelectricity canfollow…
parallel circuitparallel circuit
The space inwhich anelectrical forceacts…The space inwhich anelectrical forceacts…
electric fieldelectric field
A student added another light to anelectrical circuit and all the lightsbecame dimmer. What is mostlikely the cause of the dimmerlights?A student added another light to anelectrical circuit and all the lightsbecame dimmer. What is mostlikely the cause of the dimmerlights?
The circuit is a series circuit.The circuit is a series circuit.
If one burned out bulbcauses all of the lightsto fail in a circuit, whatmight you conclude?If one burned out bulbcauses all of the lightsto fail in a circuit, whatmight you conclude?
It is a series circuit.It is a series circuit.
Which of thesematerials makes agood insulator ofelectricity?Which of thesematerials makes agood insulator ofelectricity?
PlasticsPlastics
Salt waterSalt water
Aluminum foilAluminum foil
silversilver
plastics
Which statementis TRUE about anelectromagnet?Which statementis TRUE about anelectromagnet?
•It is a permanent magnet.•It is a permanent magnet.
•Increasing the number of coils decreases the strength.•Increasing the number of coils decreases the strength.
•It cannot be turned off.•It cannot be turned off.
•It is made by wrapping current carrying wire around aniron core.•It is made by wrapping current carrying wire around aniron core.
It is made by wrapping currentcarrying wire around an ironcore.
Which is acharacteristic ofmost electricalconductors?Which is acharacteristic ofmost electricalconductors?
•They can be cut easily.•They can be cut easily.
•Positive charges move easilythrough them.•Positive charges move easilythrough them.
•Negative charges move easilythrough them.•Negative charges move easilythrough them.
•They are soft and flexible.•They are soft and flexible.
Negative chargesmove easilythrough them.
What is a property ofmatter that causesobjects to attract orrepel each other?What is a property ofmatter that causesobjects to attract orrepel each other?
electric chargeelectric charge