Week 3 les 1

• Nask / Techniek
• Middelbare school
• mavo, havo, vwo
• Leerjaar 2

2N

Check in...

No coats or jackets?

No caps or hats?

Phones away?

No headphones/earbuds on/in?

iPad on the table?

Welcome!

Nature and Technology 2 (NTEC2)

Planning

Question for me

Demonstration

Exercise about demo

Section questions

What football club do you support?

Objectives

After this class you know how to POE experiments

After this class you can name three (3) different voltage sources

After this class 

Planning

Sectie 3: Demo 'van de graafgenerator'

Drawing schematics

Section 4: Voltage

Van de Graaff generator

Different demo's 

More?

click here 

Drawing schematics

Pick two of the demo's you've seen.

Make a schematic drawing of both

Hand in the drawing when you're done

Drawing schematics

Demands: 

- Drawn with pencil

- somewhat to scale

- name the materials

You may use Google. 

Example of a schematic drawing

Use the numbers to name the 

materials or to describe what happens

Time for work!

Individual

1. Pick two demo's you've seen

2. Make a schematic drawing of both

3. Name the materials 

4. Explain whats happening (P.O.E.)

Section 4: Voltage

Power supplies (voltage source)

Naming and symbols

Voltage -> Volt -> letter U

The voltage is 12 Volt 

U=12V 

Quantity	Symbol	Unit of Measurement	Unit Abbreviation
Current	I	Ampere	A
Voltage	U	Volt	V

Time left?

More on voltage (in dutch).

link 

Please use headphones 

Exercises section 1 and 2

Next lesson

Section 3