Curated OER
The Science Behind Glow-in-the-Dark Toys
In this glow-in-the-dark worksheet, learners read about substances that phosphor and their characteristics. Students also read about photo luminescence and glow-in-the-dark toys. They answer 6 questions about the light emitted by...
Tech Target
What Is: Cathode Ray Tube
This resource provides a good description of the cathode ray tube, with a very clear diagram and links to more in-depth information.