UV and Psoriasis

This site gives a good summary of the effects of UV on the skin. After reading it you should be able to write a summary of the effects of UV for yourself.

video - skin cancer NHS Choices

If the video does not play you can view it in the NHS website. The sunsmart video is on the right hand side of the NHS webpage.

ems video

The video gives a brief description of the electromagnetic spectrum.

Infrared Quiz (do the EMS quiz first)

The quizes now work (I hope - I'm sure you'll let me know if they don't work!)
Here is a short multiple choice quiz on infrared radiation. When you have finished use the comments to send me your result. You can use 'anonymous' and use your first name only.

Week 1

• What is electro-cosmetic therapy?
• Introduction
• terminology : wavelength, frequency, energy, prefixes e.g. nanometres, scientific notation
• The electromagnetic spectrum
• 90 degree rule and inverse square law (practical)
• infrared radiation
• ultraviolet radiation (to be completed by students using website links)

Excellent Tutorial - Ultraviolet radiation

Work through all of the sections in this tutorial. Clicking on the title will take you to this excellent website.

The World Health Organisation

The World Health Organisation (WHO) has lots to say about the effects of ultraviolet radiation - probably much more than you want to know. You should time reading som eof the articles in this site. What does it say about sunbeds? What do they say about the effects of UVA on the skin?

What are the aims of the INTERSUN programme?

Sunsmart

By now everyone knows that too much sun can cause skin cancer. Cancer Research UK has everything you need to know about the effects of ultra-violet radiation. Click on the title above and follow the link to 'skin cancer'.

What do they say about sunbeds?

The Electromagnetic Spectrum

from NASA
Clicking on the title will take you to Andy Darvill's GCSE Physics site. Not all of it is relevant to you but it good background knowledge.
Clicking on the picture makes it bigger.

Sunbeds may Kill Me - Actor

Click on the title above to go to the news article.