A discussion from Georgia State University of different types of mirrors and the images which they create. Discusses different instruments which use mirrors to produce images.

Engineers use infrared technology to develop equipment and systems for a variety of industries. Teams of students are challenged to test the limitations of infrared in a basic television remote control to conceive a way to point infrared...

NASA related site shows the entire Electromagnetic Spectrum. Provides a brief description of the expansive colored spectrum as well as a related link that provides more details.

Find out how energy, frequency, and wavelength are related in terms of the electromagnetic spectrum.

In this lesson plan site from Newton's Apple, a production of KTCA Twin Cities Public Television in cooperation with the National Science Teachers Association, the causes of cancer are discussed. Several cancer causing agents are also...

Site provides a cosmic classroom, an image gallery, science resources, fun and games, and much more!

A gallery of astronomy images which depict galaxies, comets, the moon, planets, nebulae, supernovae as seen in various regions of the electromagnetic spectrum. Each image in the gallery is described. Fascinating!

A discussion of how to make a magnifying lens exhibit using a water-filled flask and a light bulb. Consists of assembly instructions and a "To do and notice" section. Great for a teacher demonstration or a student project.

Learn how to protect your eyes from harmful sun rays.

This lesson plan from the Illinois Institute of Technology incorporates observation with hands on activity through various stations.

Here is a 1-5 day unit on electromagnetic radiation that features a teacher guide and student activities with extensions.

This Imagine the Universe site provides an introduction into the multiwavelength universe and astronomy. Site provides graphics, links to a quiz, facts on this topic as well as teacher resources.

Several short descriptions of demonstrations which illustrate principles of geometric optics (many of which focus upon refraction).

This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 2 of 4 in the series titled "Electromagnetic Spectrum."

This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 3 of 4 in the series titled "Electromagnetic Spectrum."

This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 4 of 4 in the series titled "Electromagnetic Spectrum."

This lesson will introduce the electromagnetic spectrum and the properties and uses of the waves it contains. It is 1 of 4 in the series titled "Electromagnetic Spectrum."

Site from NASA contains a collection of 91 questions pertaining to the Earth's atmosphere, magnetic field, ionosphere, rotation and origin of life.

Learn how shadows are formed and other interesting facts.

This physics department site features an indexing page for a variety of pages pertaining to atmospheric optics. Topics include rainbows, halos, auroras, mirages, star twinkling, sunsets, green flashes, coronas, and more. Excellent...

Most people, especially young adults, think they look better with a tan. But excessive sun exposure can cause serious damage to your skin and can lead to skin cancer. Find out how to be smart in the sun.

Awarded more than 100 patents over the course of his lifetime, Nikola Tesla was a man of considerable genius and vision. He was reportedly born at exactly midnight during an electrical storm, an intriguing beginning for a man who would...

This site from ScienceWorld mostly describes Lenard's most notable scientific discoveries and contributions. Includes minimal biographical information and links to additional information on related subjects.

Explore the electromagnetic spectrum and learn about each type of energy on the spectrum.