These are the rays that cause our skin to burn and affect global warming. Paul's guest experts are a Solar Scientist an Opthamologist, and a Dermatologist who will explain the affects of these rays and how we can best protect ourselves. The investigations test the beads with various levels of sunscreen protection, and can test the quality of UV protecting sunglasses.
Surprises await when using the beads on cloudy days.
Click on the grade Level to get the desired PDF file of activities for your class. These classroom materials have been developed by NASA Curriculum Specialist, Susanne Ashby . Grades 9-12 UV Beads Experiment. Write a report on Global Warming, ozone.