Electricity Question Preview (ID: 27587)
Questions To Help You Review For The Electricity And Magnetism Test.
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What happens when 2 like charges come near each other?
a) attract
b) repel
c)
d)
What happens when 2 unlike charges come near each other?
a) attract
b) repel
c)
d)
What happens when two materials are charged by rubbing against each other?
a) Both lose electrons
b) Both gain electrons
c) One gains electrons and one loses electrons
d) There is no transfer of electrons
In a circuit, a switch
a) connects different parallel paths
b) opens and closes the path of charge
c) turns the conductor on and off
d) follows the path of least resistance
An area surrounding a charged object, within which the object can exert a force without touching it is called:
a) Electric Field
b) Electric Charge
c) Static Charge
d) Induction
In a circuit, a conductor
a) open and closes the circuit
b) converts electrical energy into another form of energy
c) provides a path for the charge to flow
d) provides electrical energy to the circuit
The part of the circuit that converts electrical energy into another form of energy is the
a) switch
b) conductor
c) voltage source
d) electrical device
The part of the circuit that provides the electrical energy to the circuit is the
a) switch
b) conductor
c) voltage source
d) electrical device
What factors affect the strength/power of an electric field?
a) Size of voltage
b) Distance between objects
c) Gauge (thickness) of wire
d) All of the above
What happens to the brightness of the bulbs when more bulbs are added to a series circuit?
a) Brighter
b) Dimmer
c) Stays the same
d)
What happens to the brightness of the bulbs when more voltage sources are added?
a) Brighter
b) Dimmer
c) Stays the same
d)
An instrument used to detect an electric charge is a:
a) Electron
b) Electroscope
c) Van de Graff
d) Proton
The buildup of electric charge in an object caused by the uneven distribution of charged particles is called:
a) electric charge
b) electric field
c) static charge
d) induction
You walk past a string of small lights around a window frame. Only 2 of the bulbs are burned out. Is this a series or parallel circuit?
a) Series
b) Parallel
c)
d)
What type of circuit only has 1 path or branch for the electrical current to flow to?
a) Series
b) Parallel
c)
d)
A continuous flow of electric charge is a:
a) Voltage source
b) Electric charge
c) Electric current
d) Conductor
The build-up of a static charge in an object when the object is close to, but not touching, a charged object
a) Induction
b) Attraction
c) Repulsion
d) Electric Charge
A positively charged particle is called a:
a) Proton
b) Nuetron
c) Electron
d)
A material that does not allow electricity to flow through easily is called a:
a) Conductor
b) Insulator
c)
d)
Why is a charged balloon attracted to a white board?
a) They are both positively charged
b) They are both negatively charged
c) They have opposite charges
d)
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