University of California
Interactive Extreme Ultraviolet Skymap
A map showing a view of the night sky is given; sources of extreme ultraviolet light are marked. Visitors analyze the spectrum from these parts of the sky and attempt to determine which star type the spectrum most closely resembles.
Curated OER
Kids Health: Sun Smarts
Sunburn isn't just painful, it's dangerous. Learn about the connection between sun exposure and skin cancer, and learn how treat sunburn. Also, learn how to prevent getting sunburn with three simple tips. Use the links on this page to...
Curated OER
Kids Health: Sun Safety
Learn why the Sun keeps us healthy, and also, learn how the Sun can harm our skin, eyes, and immune system. Read about the dangers associated with the Sun's ultraviolet rays, and read tips to help you stay safe when outside in the summer...
Curated OER
Kids Health: How to Be Safe When You're in the Sun
Learn about the sun's harmful effects on human skin and find simple tips that help prevent getting sunburn, which can lead to skin cancer.
NASA
Electromagnetic Spectrum: Ultraviolet Waves
Ultraviolet (UV) light has shorter wavelengths than visible light. Though these waves are invisible to the human eye, some insects can see them. The specific wavelength values are given. Uses and applications of these waves are explained.