CK-12 Foundation
Ck 12: Physical Science: Gamma Rays
[Free Registration/Login may be required to access all resource tools.] Explores what gamma rays are and their sources, and the dangers and uses of gamma rays.
CK-12 Foundation
Ck 12: Physical Science: Gamma Decay
[Free Registration/Login may be required to access all resource tools.] Explains how and why gamma decay occurs, what gamma rays are, and why gamma radiation is the most harmful.
CK-12 Foundation
Ck 12: Physics Simulation: Least Time
[Free Registration/Login Required] Explore how Snell's Law arises out of the principle of least time; understand how light rays change direction at interfaces between materials using this interactive simulation. A PDF worksheet and a...
American Museum of Natural History
American Museum of Natural History: O Logy: Light, Matter, Energy: Light the Way
What is electromagnetic radiation and how does it work? Review a captioned graphic that explains electromagnetic radiation and the visible and invisible types of radiation on the electromagnetic spectrum.
Science Struck
Science Struck: Wavelength of Light
Describes the characteristics of light, presents two formulas for calculating its wavelength, and provides a table of the different wavelength ranges across the electromagnetic spectrum.
Geography 4 kids
Geography4 kids.com: Shortwave and Longwave Radiation
Understand the two types of waves featured within this text.
Curated OER
Cornell University: Electromagnetism and Charge
This site from Cornell University provides a very short, very telling comparison of matter and charge. This is a good site to check out on the subject, with a chart diagram to help with further information.
Curated OER
Cornell University: Electromagnetism and Charge
This site from Cornell University provides a very short, very telling comparison of matter and charge. This is a good site to check out on the subject, with a chart diagram to help with further information.
California State University
Electronic Homework: Wavelength, Frequency and Energy
Users solve computational problems concerning the wavelength, frequency, and energy relationships. Fill in the missing values and submit your answers to be corrected.
Boston University
Bu: Optics Demonstrations: Polarization
Several short descriptions of demonstrations pertaining to polarization principles. Suitable as a supplement for a teacher lesson plan or as an idea-generator for a student project.
University of Wisconsin
The Why Files: Infra Red Eye Special
A description of the ways in which infra-red is used in astronomy, including an extended example describing how infra-red was used to learn about Pluto's moon, Charon. There are also links to other sites of astronomical interest.
Mocomi & Anibrain Digital Technologies
Mocomi: Nikola Tesla Biography
Interesting biographical information, fun facts, and famous quotes about Nikola Tesla known for his work with alternating current.
PBS
Pbs: American Experience: Joseph Henry Lays Groundwork for the Telephone
This is the man who most encouraged Bell to invent the telephone. Bell said, "But for Henry, I never would have gone ahead with the telephone." This is a fascinating account both of Bell's invention and of Henry's life. Half a biography,...
Other
National Physical Laboratory: The History of Length Measurement
This resource provides historic information on length measurement in the United Kingdom. Click on the topics on the left toolbar of the article to find out more information.
CK-12 Foundation
Ck 12: Interactive Physics for High School
This digital textbook covers core physics concepts and includes interactive features, real world examples, videos, and study guides.
Wikimedia
Wikipedia: Spectral Line
Wikipedia offers information on spectral line, a dark or bright line in an otherwise uniform and continuous spectrum.
Scholastic
Scholastic: Study Jams! Science: Energy, Light and Sound: Light
A video and a short quiz on the basic concepts and vocabulary for understanding light energy.
CK-12 Foundation
Ck 12: Physical Science for Middle School
This digital textbook covers core physical science concepts and includes interactive features, real world examples, and videos.
Discovery Education
Discovery Education: Physical Science
The Discovery Channel provides numerous lesson plans dealing with the physical sciences. Content is organized by grade level, but all lesson plans include suggestions for adaptations for older or younger audiences.
Synopsys
Synopsys: Optics for Kids: What Is Light?
This site provides a short explanation of light, how it travels, and the speed in which it travels. Many other concepts related to optics can be found on this site as well.
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