6.4 Infrared and UV

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uitleg 6.4

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Slide 1: Tekstslide

NatuurkundeMiddelbare schoolvwoLeerjaar 2

In deze les zitten 21 slides, met tekstslides en 2 videos.

Lesduur is: 30 min

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Onderdelen in deze les

lesplanning

Wat weet je zelf al?

uitleg 6.4

zelfstandig werken en vragen stellen

terugkoppeling

Slide 1 - Tekstslide

Slide 2 - Video

Search On Infrared:

Does the radiation have a short or long wavelength?

Does the radiation have a high or low amount of energy?

Does it pose any dangers?

What are its practical uses?

Slide 3 - Tekstslide

Learning objectives

You can describe where IR and UV are located in the spectrum.
You can name the characteristics of IR and UV.
You can mention applications of IR and UV.
You can explain the dangers of UV.

Slide 4 - Tekstslide

H6.4 Infrared en Ultraviolet

Slide 5 - Tekstslide

Electromagnetic spectrum

Slide 6 - Tekstslide

Infrarood

Infrared (IR)

Slide 7 - Tekstslide

Slide 8 - Tekstslide

Slide 9 - Tekstslide

Slide 10 - Tekstslide

i.imgur.com

Slide 11 - Link

Slide 12 - Tekstslide

Slide 13 - Tekstslide

Ultraviolet (UV)

Slide 14 - Tekstslide

3 types of ultraviolet

Uv-A

Uv-B

Uv-C

Slide 15 - Tekstslide

Sunblock or Sunscreen

Without sunscreen, you can

stay in the sun for 5 minutes.

With sunscreen with factor 50,

you can stay in the sun for a maximum of:

5 × 50 = 250 minutes.

Slide 16 - Tekstslide

UV lamps

Slide 17 - Tekstslide

Slide 18 - Tekstslide

Why does many have fluorescent ink?

Slide 19 - Tekstslide

Slide 20 - Tekstslide

Slide 21 - Video