Electric Charge
Protons have a _____ charge
Positive
The flow of charges through a wire or conductor is called an
Electric current
Where the current has only one loop to flow through
Series circuit
The rearrangement of electrons on a neutral object caused by a nearby charged object.
Charging by induction
The accumulation of excess electric charges on an object
Static electricity
Electric current is measured in THIS
amperes
If any part of a series is disconnected, no current flows through the circuit.
What could you use to detect the presence of electric charges?
Electroscope
Atoms become charged by gaining or losing _______
Electrons
Is the push that causes charges to move... also measured in volts
Voltage difference
Name two guards against overheating electric wires
Electric fuse, circuit breaker
Electrons move more easily through ______
conductors
Law of conservation of charge
Produces a voltage differences between its zinc container and its carbon suspension rod, causing current to flow between them
Dry cell battery
The rate at which electrical energy is converted to another form of energy
Electrical power
States that: The current in a circuit equals the voltage difference divided by the resistance
Ohm's Law
The process of transferring charge by touching or rubbing
Charging by contact
The tendency for a material to oppose the flow of electrons, changing electrical energy into thermal energy and light
Resistance
Household circuits use ______ circuits connected in a logical network.
Parallel
Have a voltage differences across the two holes of an electrical outlet
wall sockets