Structures - The Arch

Download/DVD: hilaroad.com/video/
An arch is a structure commonly used in bridges and buildings. This video presents examples of the arch as a structural unit and introduces the concepts of compression and tension. Provides support for the structures and mechanism unit of grade 6 to 8 science programs. Check our website for more projects: hilaroad.com/projects

[@EnglishLessonInfo]

Nice video...I've added it to my website with a lesson plan!

[@Chickabidy]

Hmm...very interesting, i too find them incredible structures