Alabama Learning Exchange
Alex: Ultraviolet Radiation
An interactive PowerPoint will be used to introduce the electromagnetic spectrum. Students use UV beads to observe changes caused by the sun's rays and evaluate sunscreen effectiveness. Harmful effects of UV exposure will be described...
Environmental Education for Kids
Eek!: Outdoor Safety: Warning! The Rays of the Sun Can Be Harmful!
Learn about the harmful effects on humans of ultraviolet radiation caused by the depletion of the ozone layer.
National Institutes of Health
Facts About Dietary Supplements Vitamin D
A great resource on Vitamin D can be found here! Read about what it is, its sources, the recommend intake, Vitamin D deficiency, people who may need extra Vitamin D to prevent deficiencies, and health risks associated with too much...
BBC
Bbc: Gcse Bitesize: Adaptations Adaptations, Interdependence and Competition
Organisms depend on each other for survival. This is called interdependence. Both living and non-living factors will affect the abundance and distribution of organisms in a habitat. Included is a link to a test.