An object that does NOT conduct electricity insulator The measure of how much a material opposes the flow of current resistance A circuit that has only one path that electricity can follow ID: 718493
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Slide1
Science Chapter 4Electricity and MagnetismSlide2
An object that does NOT conduct electricity…
insulatorSlide3
The measure of how much a material opposes the flow of current…
resistanceSlide4
A circuit that has only one path that electricity can follow…
s
eries circuitSlide5
The build up of charges on an object…
s
tatic electricitySlide6
An object that allows electricity to flow…
conductorSlide7
A temporary magnet made up of a wire wrapped around a core…
electromagnetSlide8
A circuit that has two or more paths that electricity can follow…
p
arallel circuitSlide9
The space in which an electrical force acts…
e
lectric fieldSlide10
A student added another light to an electrical circuit and all the lights became dimmer. What is most likely the cause of the dimmer lights?
The circuit is a series circuit.Slide11
If one burned out bulb causes all of the lights to fail in a circuit, what might you conclude?
It is a series circuit.Slide12
Which of these materials makes a good insulator of electricity?
Plastics
Salt water
Aluminum foil
silver
plasticsSlide13
Which statement is TRUE about an electromagnet?
It is a permanent magnet.
Increasing the number of coils decreases the strength.
It cannot be turned off.
It is made by wrapping current carrying wire around an iron core.
It is made by wrapping current carrying wire around an iron core.Slide14
Which is a characteristic of most electrical conductors?
They can be cut easily.
Positive charges move easily through them.
Negative charges move easily through them.
They are soft and flexible.
Negative charges move easily through them.Slide15
What is a property of matter that causes objects to attract or repel each other?
e
lectric charge