Electricity Chapter 9,10, 11 vocabulary
All of the electricity definitions. Many definitions are taken from quizlet's database, and might not be as specific as you hope.
Terms in this set (44)
The state of electricity when there is an imbalance of protons and electrons
An accumulation of electric charge on an insulated body.
The study of stationary electric charges.
Same number of protons and neutrons
A material that does not allow electrons to move through it because of its high resistance
Law of Attraction
Opposite charges attract
Law of Repulsion
Same charges repel
More protons than electrons
More electrons than protons
Energy is passed from atom to atom through direct contact
Charging of an object without direct contact, by variations in current
An electrostatic discharge
Considered to have zero voltage
An electric discharge between the clouds and ground
Partical Model of Electricity
When two objects are rubbed together, electrons move from one object to the other
A circuit that contains only one path for current flow.
A closed circuit in which the current divides into two or more paths before recombining to complete the circuit
The product of the power in kilowatts and the time in hours
A safety device with a thin metal strip that will melt if too much current passes through a circuit
A switch that opens when current in a circuit is too high.
A place in a wiring system where current can be taken to run electrical devices
An appliance that runs on electricity
How much energy/power is used
The terminal of a battery marked by a plus (+) symbol
The terminal of a battery marked by a (-) symbol
A path that connects the negative terminal of a battery to the positive terminal
A mechanical device used to connect or disconnect a component or circuit.
a diagram showing the path over which an electric current flows
A device that creates energy through chemical reactions
A device which converts electrical energy into sound, motion, heat, or light
A flow of electric charge, measured in amperes
SI unit used to measure electric charge
SI unit used to measure current
A device used to measure current
Also called Voltage (ΔV). Difference in electric potential between two points in an electric field
SI unit used measure potential difference
A device used to measure potential difference
A material's opposition to the flow of electric current
Expresses the relationship between voltage, current and resistance, symbolized by the Greek letter "Omega."
A quantity that measures the rate at which work is done or energy is transformed
SI unit used to measure power
The capacity of a physical system to do work
Current x Time
SI unit used to measure energy
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