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3T circuits 5.1
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Slide 1:
Slide
Natuurkunde
Middelbare school
vwo
Leerjaar 3
This lesson contains
18 slides
, with
interactive quizzes
and
text slides
.
Lesson duration is:
90 min
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Items in this lesson
Slide 1 - Slide
What's in the chapter?
§5.1 - Charge and voltage
§5.2 - Resistance
§5.3 - Connecting resistors
§5.4 - Automatic circuits
Slide 2 - Slide
What about today?
1. Quick explanation about charge
2. Presentations with explanations
3. What is electrical current?
4. Time to work on exercises / questions about homework
Slide 3 - Slide
Learning objectives
You can explain what electrical charge is and use this to explain phenomena caused by electrical charge.
You can explain the relation between charge and current.
Slide 4 - Slide
What do you know about 'charge'?
Slide 5 - Mind map
The definition
Slide 6 - Slide
But what does it do?
Slide 7 - Slide
How can we make it visible?
1. Van de Graaff generator - plates
2. Van de Graaff generator - hair
3. Balloon sticking
4. Wimhurst machine
5. Water bending
6. Coin rolling
Slide 8 - Slide
Discharging
Slide 9 - Slide
Discharging
How do we call this flow of electrons?
Slide 10 - Slide
Charge & Current
Slide 11 - Slide
Charge & Current
I
=
t
Q
Slide 12 - Slide
Atoms & elementary charge
Slide 13 - Slide
Electrons have a .... charge
A
negative
B
positive
C
neutral
Slide 14 - Quiz
Objects repel each other if ...
A
their charges are like
B
their charges are opposite
Slide 15 - Quiz
To create a positive charge ..
A
You need to add protons
B
You need to remove protons
C
You need to add electrons
D
You need to remove electrons
Slide 16 - Quiz
Across the bottom of a thundercloud and the earth is a large voltage.
Explain why the earth becomes positively charged.
Slide 17 - Open question
Work on the exercises
Slide 18 - Slide
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