Unit 6 - Quiz 2: Electricity
power
I × V
Ohm's Law
V = I × R
A large electrostatic generator is commonly called a __________ generator.
Van de Graaff
magnetism
alignment of atoms
Westinghouse
alternating current electricity
Volta
batteries
Electromotive force is usually provided by a _____ or _____ in an electric circuit.
battery, generator
conductor
carries current
ion
changed atom
In order for electric current to flow, an electric circuit must be _____.
closed
Thomas A. Edison
developed the light bulb
The force that pushes electrons through a wire is called:
electric potential
like changes
electroscope leaves repel
Resistance to the flow of electrons in a conductor causes a loss of ________ as heat.
energy
As the total resistance is reduced in a simple electrical circuit, the current flow will _____.
increase
Faraday
induced currents
Benjamin Franklin
invented the lightning rod
Edison
light bulb
An atmospheric discharge of static electricity is called _________.
lightning
The resistance to water flow in a rough or partially clogged pipe is like a conductor having _____.
low conductivity
Oersted
magnetism/electricity
The quantity of electrical current in a circuit depends on which factors?
voltage & ohms
The metric unit of electrical power is the _____.
watt
electromagnet
wire-wrapped core