OCR PHYSICS A Radiation and life

This section of the website contains suggestions for material that could be used with the OCR 21st century Science GCSE Physics Specification.

OCR is not affiliated with the author of the site and has had no involvement with the content of this website.

I am grateful to OCR for permission to reproduce adapted versions of text from their 21st century Science Specification on this site. For the full version of the specification please see: OCR Physics A J635

P2.1 Electromagnetic radiation

The electromagnetic spectrum
Electromagnetic spectrum (14-16)

Photons
Quantum theory of radiation (14-16)

The electromagnetic spectrum and the energy delivered per photon
Electromagnetic spectrum (14- 16)

Photons and energy
Electromagnetic spectrum (14-16)
Quantum theory of radiation (14-16)

Intensity of radiation (this section is in the process of preparation)

Ionisation
Ionisation (14- 16)
Radioactivity and ions (14-16)

Microwave ovens
Microwave ovens (14-16)

Heat radiation
Heat radiation (11-14)

Transmission of information by microwaves, infra red and radio
Mobile phones (14-16)
Transmission of information (14-16)

14-16/Wave properties/Problems/Radiation and life 1

P2.2 Electromagnetic radiation and living tissue

Ionising radiation and living cells
Radioactivity and ions (14-16)
Radioactivity (14-16)

Microwave ovens
Microwave ovens (14-16)
Microwave ovens (16-19)
Microwaves (14-16)

Sun-screens and clothing to protect us from ultra violet radiation
Sun screens (14-16)
Ozone layer (14-16)

P2.3 Electromagnetic radiation and life on Earth

Greenhouse effect
Global warming and the greenhouse effect (14-16)

Ozone layer
Ozone layer (14-16)

P2.4 Global warming and its potential problems

Greenhouse gases
Global warming and the greenhouse effect (14-16)

Carbon cycle
Global warming and the greenhouse effect (14-16)

Teachers/OHTs/Carbon cycle
Global warming and the greenhouse effect (14-16)

Computer climate models
Greenhouse effect (16-19)
Global warming and the greenhouse effect (14-16)

The possible effect on the climate of global warming
Global warming and the greenhouse effect (14-16)



14-16/Wave properties/Problems/Radiation and life 4

P2.5 What ideas do citizens and scientists have about risk?

This section of references and resources is yet to be written.