The Radiation Challenge, High School Act 1: What Is Radiation and Where Does It Come From?
Audience: Educators and Students Grades: 9-12 Although it sounds scary, radiation is necessary to life. Radiation comes into our bodies from the sun, the Earth and the food we eat. This video explains the two main types of radiation — particle and electromagnetic. Either of these can become ionizing radiation, which can be harmful. Learn what ions are and how they are created. High School Act 1: What Is Radiation and Where Does It Come From? Duration: 11 minutes 06 seconds > View QuickTime [25MB] More videos in this series: High School Act 2: Space Radiation and Human Health High School Act 3: Protection From Space Radiation This video supplements the Space Faring: The Radiation Challenge Educator Guides.