Exploratorium
Exploratorium: Structures Around the World
How does that bridge stay up? What are the forces acting on that column? This site helps students understand how structures can be built by having them build their own. Also provides images of real structures for kids to compare with...
Physics Classroom
The Physics Classroom: Waves: The Anatomy of a Wave
Students explore the characteristics of both transverse and longitudinal waves.
TeachEngineering
Teach Engineering: Strong as the Weakest Link
To introduce the two types of stress that materials undergo - compression and tension - students examine compressive and tensile forces and learn about bridges and skyscrapers. They construct their own building structure using...
CK-12 Foundation
Ck 12: Analysis: Combining Transformations
[Free Registration/Login may be required to access all resource tools.] Function transformations combining shifts, reflections, stretches and compressions.
Khan Academy
Khan Academy: Wave Characteristics Review
Review the characteristics of periodic transverse and longitudinal waves such as wavelength, crest, trough, amplitude, expansion, and compression.
CK-12 Foundation
Ck 12: Earth Science: Geological Stresses Study Guide
Understand the basics of geologic stresses in this study guide.
MadSci Network
The Mad Scientist Network: Bouncing Rubber Ball
A question and answer format is used to relate elastic potential energy to the bounce of a rubber ball. Explanation of this simple phenomenon is thorough, complete, and free of trite statements.
Other
Warm Air: Central Air Conditioning
The operation of conventional air conditioners are described. Their parts and the refrigerant/heat exchange cycle is discussed. The use of alternative geothermal systems are explained.
University of Minnesota
University of Minnesota: Applications of Waves in Your Everyday Life
This site offers a variety of everyday activities and everyday experiences in which waves or sound waves play a role.
ClassFlow
Class Flow: Magnets and Springs
[Free Registration/Login Required] This unit gives children experience of forces including attraction and repulsion between magnets, compression and stretching of springs, and stretching of elastic bands. They learn that these forces...