6.4 Infrared and UV

lesplanning

Wat weet je zelf al?

uitleg 6.4

zelfstandig werken en vragen stellen

terugkoppeling

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NatuurkundeMiddelbare schoolvwoLeerjaar 2

This lesson contains 21 slides, with text slides and 2 videos.

Lesson duration is: 30 min

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Items in this lesson

lesplanning

Wat weet je zelf al?

uitleg 6.4

zelfstandig werken en vragen stellen

terugkoppeling

Slide 1 - Slide

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 - Slide

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 - Slide

H6.4 Infrared en Ultraviolet

Slide 5 - Slide

Electromagnetic spectrum

Slide 6 - Slide

Infrarood

Infrared (IR)

Slide 7 - Slide

Slide 8 - Slide

Slide 9 - Slide

Slide 10 - Slide

i.imgur.com

Slide 11 - Link

Slide 12 - Slide

Slide 13 - Slide

Ultraviolet (UV)

Slide 14 - Slide

3 types of ultraviolet

Uv-A

Uv-B

Uv-C

Slide 15 - Slide

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 - Slide

UV lamps

Slide 17 - Slide

Slide 18 - Slide

Why does many have fluorescent ink?

Slide 19 - Slide

Slide 20 - Slide

Slide 21 - Video