3T circuits 5.1

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Slide 1: Slide
NatuurkundeMiddelbare schoolvwoLeerjaar 3

This lesson contains 18 slides, with interactive quizzes and text slides.

time-iconLesson duration is: 90 min

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=tQ

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