This lesson contains 24 slides, with interactive quizzes and text slides.
Lesson duration is: 45 min
Items in this lesson
Practical electricity
Slide 1 - Slide
This lesson
Quiz
Simulation practical (using laptops)
Working on exercises
Slide 2 - Slide
Learning goals
You can describe the difference between physical quantities and units.
You can Describe how current gets divided in a series circuit and how it gets divided in a parallel circuit.
You can think about electricity using simple models.
Slide 3 - Slide
What is the unit of charge?
A
Coulomb (c)
B
Ampere (A)
C
Volt (V)
D
Watt (W)
Slide 4 - Quiz
What is the symbol for charge?
A
Q
B
C
C
I
D
e
Slide 5 - Quiz
What is the unit of current?
A
Electrons (e)
B
Ampere (A)
C
Volt (V)
D
Coulomb (C)
Slide 6 - Quiz
What is the symbol for current?
A
Q
B
C
C
I
D
e
Slide 7 - Quiz
Physical quantity
Unit
Slide 8 - Slide
Physical quantity
Unit
time
Slide 9 - Slide
Physical quantity
Unit
time
distance
Slide 10 - Slide
Physical quantity
Unit
time
distance
speed
Slide 11 - Slide
Physical quantity
Unit
time
seconds
distance
speed
Slide 12 - Slide
Physical quantity
Unit
time
seconds
distance
meters
speed
Slide 13 - Slide
Physical quantity
Unit
time
seconds
distance
meters
speed
meter / second
Slide 14 - Slide
Words
Symbols
Physical quantities
j
j
Units
j
The formula for Electrical current
Slide 15 - Slide
Words
Symbols
Physical quantities
j
j
Units
j
Current=timeCharge
The formula for Electrical current
Slide 16 - Slide
Words
Symbols
Physical quantities
j
j
Units
j
Current=timeCharge
I=tQ
The formula for Electrical current
Slide 17 - Slide
Words
Symbols
Physical quantities
j
j
Units
j
Current=timeCharge
I=tQ
Ampere=secondcoulomb
The formula for Electrical current
Slide 18 - Slide
Words
Symbols
Physical quantities
j
j
Units
j
Current=timeCharge
I=tQ
Ampere=secondcoulomb
A=sC
The formula for Electrical current
Slide 19 - Slide
An iPhone charger uses a current of 0.08 ampere when connected to a European socket. With this current it takes an iPhone 12, 2 hours and 8 minutes to go from 0% to 100%. How much coulomb flew through the wire in this time?
A
576 C
B
0.224 C
C
614.5 C
D
96000 C
Slide 20 - Quiz
Slide 21 - Slide
Current out battery = current component 1 = current component 2 =....
Series circuits
Current out battery = current branch 1 + current branch 2 +....
Parallel circuits
Slide 22 - Slide
Homework
Workbook exercises paragraph 9.6 and 9.7.
Hand it in on its learning,
due date Monday the 29th of may at 20:00.
Slide 23 - Slide
Learning goals
You can describe the difference between physical quantities and units.
You can Describe how current gets divided in a series circuit and how it gets divided in a parallel circuit.
You can think about electricity using simple models.