Exam (elaborations)
FPC - Chapter 20 Electricity (1)
- Course
- FPC Chapter 2.2 & 2.3
- Institution
- FPC Chapter 2.2 & 2.3
FPC - Chapter 20 Electricity (1)
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FPC - Chapter 20 Electricityelectric charge - ANS-this is a property that allows particles with like charges to repel and
opposite charges to attract
electric force - ANS-this is the force of attraction or repulsion between electrically charged
objects
electric field - ANS-the effect an electric charge has on other charges in the space around it
static electricity - ANS-the study of behavior of electric charges including how charges are
transferred between objects
law of conservation of charge - ANS-the total charge in an isolated system is constant
induction - ANS-a transfer of charge without touching
electric current - ANS-the continuous flow of electricity
direct current - ANS-electric charge that flows in only one direction
alternating current - ANS-electric charge that regularly reverses it direction
electrical conductor - ANS-a material through which electric charge can flow easily
electrical insulator - ANS-a material through which electric charge cannot flow easily
resistance - ANS-opposition to the flow of charges in a material
superconductor - ANS-a material that has almost zero resistance when it is cooled to low
temperatures
potential difference - ANS-the difference in electrical potential between two places in an electric
field
voltage - ANS-another name for potential difference
battery - ANS-a device that converts chemical energy to electrical energy
Ohm's Law - ANS-the relationship which states: the resistance equals the voltage divided by the
current
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