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17 questions
Where in an electric circuit do you find electrons?
In the lightbulb only
In the battery only
Moving from the battery, through the wires to each component and back to the battery
Why do we use a marble run analogy to help understand what is happening in an electric circuit?
It is big enough we can see what is going on
There are lots of bright colours
We are in lockdown
What is the current in an electric circuit?
The energy of the circuit
The flow of electrons in the circuit
The power of the circuit
What represents electrons in a marble run?
The person pushing the marbles
The marbles
The tubes
What is the voltage in an electric circuit?
The power of the electrons
The charge of the electrons
The energy of the electrons
Where does the current get its voltage from?
The lightbulb
The battery
The wires
What component of the marble run represents the battery?
Person pushing marble down the run
Person watching the marble run
Speed of the marble
What components causes resistance in an electric circuit?
Light bulb
Wires
Heater
Battery
What is resistance in an electric circuit?
Using up of power of current
Using up of currents energy
Slowing down of electrons
What is the role of an ammeter in an electric circuit?
To measure the amount of electric current in the circuit
To measure the amount of voltage in an electric circuit
To measure the amount of resistance in an electric circuit
What is the role of a voltmeter in an electric circuit?
To measure the amount of current
To measure the voltage in an electric circuit
To measure the energy of the current
What would an ammeter do in marble run circuit?
Count the number of marbles passing at one particular point
Measure the energy of the marbles before and after a component
Measure the force of the push from the person putting the marble in the run
What would a voltmeter do in marble run circuit?
Count the number of marbles passing at one particular point
Measure the energy of the marbles before and after a component
Measure the force of the push from the person putting the marble in the run
Which of the circuits in the diagram are series circuits?
A
B
C
D
Which of the circuits in the diagram are parallel circuits?
A
B
C
D
Which of the circuits in the diagram are parallel circuits?
A
B
C
D
Which of the circuits in the diagram will have lightbulbs that are lit?
A
B
C
D
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