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18 questions
Lights strung together in a line along a circuit would be an example of a _____ circuit.
short
parallel
series
resistor
How is a conductor different from an insulator?
In a conductor, electric current can flow freely; in an insulator, it cannot flow freely
In a conductor, electric current cannot flow freely; in an insulator, it can flow freely
Conductors have magnetic fields; insulators do not have magnetic fields
Conductors do not have magnetic fields; insulators do have magnetic fields
What is a circuit?
an unbroken loop of conductive material through which electrons flow continuously
the same as an insulator
a broken loop of conductive material through which electrons flow continuously
How does electricity flow?
from high potential to low potential
from conductor to insulator
from series circuit to parallel circuit
from low potential to high potential
What is electricity?
the flow of electric charge
the flow of negative electric charge
the orbit of electrons around a nucleus
the flow of positive electric charge
What does a moving charge experience when it is near a magnetic field?
a force
a stationary charge
gravity
static friction
Where is the resistor located on this diagram?
A
C
D
B
Where is the switch located on this diagram?
A
C
D
B
In the diagram, if a lightbulb is placed at D and B is closed (as shown), what will happen?
the lightbulb will be dimmer than normal
the lightbulb will be off
the lightbulb will be shorted
the lightbulb will be on
Electricity is the movement of _____.
circuit
electrons
molecules
atoms
If you pass a magnet through a wire loop, you can _____.
convert electrical energy to mechanical energy
create static electricity
convert mechanical energy to electrical energy
Which of the following best describes magnetic fields?
magnetic fields must have only positive charges
magnetic fields need a conductor
magnetic fields have north and south magnetic poles
magnetic fields are always found in insulators
In the Electric Motor lab, what did you attempt to demonstrate with the electric motor?
how you can convert mechanical energy to electrical energy
how you can convert electrical energy to chemical energy
how you can convert chemical energy to electrical energy
how you can convert electrical energy to mechanical energy
_____ is a closed loop of conductors through which charges flow.
a conductor
an insulator
a wire
a circuit
If you have a string of lights and one light goes out but the others stay lit, which type of circuit do you have?
broken
parallel
short
series
If the path of current flow is laid out on a map, the map is called a _____.
circuit board diagram
parallel circuit
circuit breaker
series circuit
How is a conductor different from an insulator?
A conductor has magnetic fields; an insulator does not have magnetic
In a conductor, electric current cannot flow freely; in an insulator, it can flow freely
A conductor does not have magnetic fields; an insulator has magnetic fields
In a conductor, electric current can flow freely; in an insulator, it cannot flow freely
What does a moving charge experience when it is near a magnetic field?
gravity
a stationary charge
a force
static friction
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