A detector to build a remote control system ea

Info icon This preview shows pages 124–128. Sign up to view the full content.

a detector to build a remote control system (EA) Applications of ultra-violet radiation, including the checking of bank notes and the sterilisation of drinking water S. Using ultra-violet radiation to check bank notes The effect of ultra-violet radiation on man The causes of the thinning of the ozone layer and the effect of the increasing amount of ultra-violet S. Library search on the thinning of the ozone layer and the effect of the increasing amount of ultra-violet radiation reaching the Earth (CM)
Image of page 124

Info icon This preview has intentionally blurred sections. Sign up to view the full version.