Curated OER
Science Kids: Science Images: Anechoic Chamber
A photo taken from the inside of an anechoic chamber. The effect of rebounding sound waves is kept to a minimum in such an anechoic chamber thanks to the large surface area that absorbs most of the noise.
Georgia State University
Georgia State University: Hyper Physics: Doppler Effect
This hypertext physics course page illustrates and explains the Doppler effect. Users perform practice calculations for frequency shifts using the Doppler equation.
Great Idea Finder
The Great Idea Finder: Biography of Guglielmo Marconi
Provides some short biographical information on Guglielmo Marconi (1874-1937 CE). Discusses Marconi's scientific accomplishments.
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.
National High Magnetic Field Laboratory
Magnet Academy: Bell Telephone 1876
Acoustics, variable resistance and allegations of foul play contribute to the exciting story of the invention of the telephone.
Canada Science and Technology Museum
Canada Science and Technology Museum: Electronic Music
Look into the collection of electronic and electrical musical instruments from the Canada Science and Technology Museum's collection, some artifacts dating as far back as the late 1800s. The collection is divided into two main groupings:...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Ejs Simultaneity Model
A model for examining the simultaneity of two events where the relative velocity and the wave source, either light or sound, can be manipulated.
NASA
Nasa: Beginner's Guide to Aerodynamics
Includes exhaustive information and a wealth of activities pertaining to aerodynamics and the physics of flight.
Khan Academy
Khan Academy: Doppler Effect in Living Tissue
Read a passage about the doppler effect in living tissue and answer the follow-up questions.
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.
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.
CK-12 Foundation
Ck 12: Fourth Grade Science
This customizable digital textbook covers topics related to fourth-grade science. It is Next Generation Science Standards (NGSS) aligned.
Curated OER
Wikipedia: Natl Historic Landmarks in Massachusetts: Reginald A. Fessenden House
Reginald Fessenden (1866-1932) was an inventor who worked for a time in Thomas Edison's workshop. His most notable inventions made possible the transmission of audio sounds via radio waves, and included many other radio-related...
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