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Who Wants To Be A Millionaire (Scientist)?
Answer these questions by simply holding up the letter of your choice
on your whiteboards.
1. What is the name of this piece of electrical equipment?
Cell
Battery
Bulb
Switch
A
B
C
D
Incorrect
Return to Start
A
C
D
Next question
CorrectCorrect – Well done!B
Return to Start Next question
2. What is the name of this piece of electrical equipment?
Cell
Battery
Bulb
Switch
A
B
C
D
CorrectWell done A
Return to Start Next question
Incorrect
Return to Start
B
C
D
Next question
3. What is the main energy transfer in a lamp?
Light to electrical
Electrical to chemical
Electrical to light
Heat to electrical
A
B
C
D
Incorrect
Return to Start
A
B
D
Next question
CorrectCorrectC
Return to Start Next question
4. This is the circuit symbol for which piece of electrical equipment?
Cell
Battery
Bulb
Switch
A
B
C
D
Incorrect
Return to Start
A
B
C
Next question
CorrectCorrect! D
Return to Start Next question
5. This is the circuit symbol for which piece of electrical equipment?
Battery
Fuse
Switch
Resistor
A
B
C
D
Incorrect
Return to Start
No.
A
B
C
Next question
CorrectCorrectD
Return to Start Next question
6. Electricity flows through a wire. We call this a current. Current is measured in what units?
Watts
Volts
Joules
Amps
A
B
C
D
Incorrect
Return to Start
A
C
D
Next question
CorrectWell done!B
Return to Start Next question
7. What instrument do we use to measure electric current?
Ammeter
Wattmeter
Joulemeter
Voltmeter
A
B
C
D
CorrectWell done!. A
Return to Start Next question
Incorrect
Return to Start
B
C
D
Next question
Make the voltage bigger
Make the current smaller
Make the current bigger
Make the voltage smaller
A
B
C
D
8. All lamps have some resistance. Putting a lamp with large resistance into a circuit will….
Incorrect
Return to Start
A
B
Next question
C
CorrectWell done!D
Return to Start Next question
9. You have identical lamps and cells, Which combination gives the brightest circuit?
One cell connected to one lamp
Two cells connected to two lamps in series
Two cells connected to one lamp
Two lamps in parallel connected to one cell
A
B
C
D
Incorrect
Return to Start
A
B
D
Next question
No, not quite!
CorrectCorrectC
Return to Start Next question
10.A fuse is used in some electrical circuits. Why is this done?
To prevent voltage from getting too big
To create a warning sound in case of danger
To provide light and heat
To prevent current from getting dangerously large
A
B
C
D
Incorrect
Return to Start
A
C
D
Next question
CorrectWell done!B
Return to Start Next question
In a circle
In a loop.
In series
In parallel
A
B
C
D
11.Two lamps are connected side-by-side, so that the current is shared between them. We call this connected …?
Incorrect
Return to Start
A
C
D
Next question
CorrectWell done!B
Return to Start Next question
12. Lamps in your house are often connected in parallel. This is a good idea because….?
You can switch them on and off separately
They are cheaper.
They are dimmer
They use less current
A
B
C
D
Incorrect
Return to Start
B
C
D
Next question
CorrectWell done!A
Return to Start Next question
13.Two lamps are connected in line, so the current flows through each. They are said to be connected how?
In a circle
In a loop
In series
In parallel
A
B
C
D
CorrectWell done!. C
Return to Start Next question
Incorrect
Return to Start
B
C
D
Next question
They use more energy
They aren’t as colourful
There isn’t a complete circuit
If one light breaks they all go out
A
B
C
D
14.Christmas tree lights are often connected in series. This is not a good idea because…..?
Incorrect
Return to Start
A
C
Next question
D
CorrectWell done!B
Return to Start Next question
15. A second identical lamp is added in series to the circuit shown. What will happen?
Both lamps will be brighter
Both lamps will be dimmer
One lamp will be brighter and the other dimmer
The cell will have more voltage
A
B
C
D
Incorrect
Return to Start
A
B
C
Next question
No, not quite!
CorrectCorrectD
Return to Start Next question
