Should people be more worried about cell phone radiation? Scholars read extensive background information about the issue to prepare for a class discussion or debate. As they explore the website, they learn the main arguments for and...

Imagine a presentation that covers electromagnetic waves, electromagnetic radiation, radio waves, microwaves, the visible light spectrum, UV, X-ray, and gamma rays. Here's one. Packed with facts and colorful illustrations, 11-slide...

By 2018, 63% of US jobs will require a college degree or professional certificate. This is just one of the many great informational points you'll find on this handout, which you can use to inform your student body with the necessary...

Take a look at astronomy through the light lens. From radio to gamma, light waves exist in every corner of the universe. An enlightening PowerPoint presentation gives an overview of the different categories of light and then discusses...

The sun is responsible for almost 99 percent of the solar system's mass. As an essential part of our lives, the sun has many important features. A PowerPoint lesson presents information about features such as sunspots, the magnetic...