Learners learn about the types of possible loads, how to calculate ultimate load combinations, and investigate the different sizes for the beams (girders) and columns (piers) of simple bridge design. Students learn the steps that...

Informative site detailing the use of CD-R technologies. Content includes a focus on the basics of CD-Rs, CD recording tips, multiple sessions CD-R, technical support and more.

This resource provides a detailed discussion about how refrigerators work. Also includes a history of the invention of refrigerators, and the physics behind how they work.

This site describes and illustrates the different forces that are applied to structures. A worksheet is also included on the page.

Students are introduced to the concepts of stress and strain with examples that illustrate the characteristics and importance of these forces in our everyday lives. They explore the factors that affect stress, why engineers need to know...

Students explore and discover how sound is created through longitudinal waves.

Students must solve for the tension in the rope and the acceleration of the car based on the angle of displacement for a hanging mass.

Students see illustrated diagrams and animations to help them understand the pressure characteristics of a sound wave.

This resource explores how vibrating objects produce sound waves. The site contains information and an animation.

This resource is a 15-page PDF that gives a good history of the shift from film to digital photography and applications for digital imaging in the classroom. Included are nine lesson plans which include project ideas, guidelines for...

[Free Registration/Login may be required to access all resource tools.] Covers three types of mechanical waves - transverse, longitudinal, and surface - and their characteristics. Includes labeled illustrations and two video animations.

Learn how zip files work for storage and transmission of files.

Investigate the effect a dam's shape plays in its ability to withstand a load, the water pressure acting on it. Determine the difference in the compression rate at the top of a dam with that at the bottom.

ECHOSPEECH is a very high quality speech coder that compresses speech 18.5 to 1. Plugins are provided for both Macs and PCs.

ECHOSPEECH is a very high quality speech coder that compresses speech 18.5 to 1. Plugins are provided for both Macs and PCs.

Physics tutorial on measuring the speed of sound in dry air. An interactive form allows the student to practice solving problems involving the temperature dependence of the speed of sound.

Explore different types of supports and the forces that act upon them. Investigate the best design of a column, including the role that size and dimensions play on its load capacity.

This site from the Colorado State University discusses the Otto cycle of a car engine. Includes a highly mathematical treatment of the efficiency of such engines. Includes a link to a java applet investigating the efficiency of such...

[Free Registration/Login may be required to access all resource tools.] Five methods that create fossils.

In addition to describing how one might get a strain or sprain, this article offers well-organized, clear advice for those caring for their sprained or strained muscles. Links to related information included.

Rocks cover the earth's surface, including what is below or near human-made structures. With rocks everywhere, breaking rocks can be hazardous and potentially disastrous to people. Students are introduced to three types of material...

[Free Registration/Login Required] This site includes the chance to label diagrams and answer a short quiz about geological stresses.

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...

Students explore the characteristics of both transverse and longitudinal waves.