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Current and Potential Difference - CWA edit
Monday 3rd June
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Science
Lower Secondary (Key Stage 3)
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Monday 3rd June
Slide 1 - Diapositive
Monday 3rd June
Slide 2 - Diapositive
Slide 3 - Diapositive
Slide 4 - Diapositive
Slide 5 - Diapositive
Slide 6 - Diapositive
Current is the rate of flow of...
A
Electrons
B
Atoms
Slide 7 - Quiz
Current is measured in...
A
meters per second
B
Amps
C
kilograms
D
Newtons
Slide 8 - Quiz
The symbol for Amps is...
A
a
B
A
Slide 9 - Quiz
Good conductors of current are...
A
Metals
B
Non-metals
Slide 10 - Quiz
Electrons that are free to move between atoms are called...
A
Delineated electrons
B
Delocalised electrons
Slide 11 - Quiz
Slide 12 - Diapositive
Which wire is attached to a battery? How do you know?
Slide 13 - Question ouverte
Slide 14 - Diapositive
Slide 15 - Diapositive
Several cell joined together is called a...
A
Battery
B
Prison
Slide 16 - Quiz
A battery creates a charge called a...
A
Circuit
B
Potential difference
Slide 17 - Quiz
A potential difference pushes .............. around a circuit.
A
Protons
B
Electrons
Slide 18 - Quiz
Potential difference is measured in...
A
Ohms
B
Volts
Slide 19 - Quiz
What is current?
Slide 20 - Question ouverte
Quick questions - complete in your book
Current is the flow of electrons around a circuit
The unit of current is amps (A)
Electrons move around a circuit
The unit of potential difference is Volts (V)
1) What is current?
2
) What is unit of current?
3) What moves around a circuit?
4) What is the unit of Potential Difference?
Slide 21 - Diapositive
Slide 22 - Diapositive
Slide 23 - Diapositive
Cell
Battery
Ammeter
Voltmeter
Variable resistor
Open switch
Closed switch
Fixed resistor
Fuse
Filament bulb
Slide 24 - Question de remorquage
In your book complete this table to create a full list of names and symbols
Slide 25 - Diapositive
In your book complete this table to create a full list of names and symbols - Check your answers
Slide 26 - Diapositive
Slide 27 - Vidéo
Slide 28 - Diapositive
Slide 29 - Diapositive
Redraw this circuit to add an ammeter to measure the current
Slide 30 - Diapositive
Redraw this circuit to add an voltmeter to measure the potential difference of bulb number 1
1 2
Slide 31 - Diapositive
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