You don't need a wind tunnel to visualize air flow over your car - you just need some yarn and tape! Learn how to do a science project to improve your car's aerodynamics with our written instructions:
https://www.sciencebuddies.org/science-fair-projects/project-ideas/Aero_p062/aerodynamics-hydrodynamics/car-modifications-aerodynamics
0:00 introduction
0:33 attached and separated flow
1:06 windows up vs windows down
1:20 exterior accessories
1:47 roof extension
2:43 vortex generators
3:23 filming tips
3:47 review
There are lots of great videos on YouTube about car aerodynamics and custom modifications. For example, check out these videos by @JulianEdgar:
https://youtu.be/dUPLa2mQgLE
https://youtu.be/GKamOhDza6U
https://youtu.be/Q8F7ettGWgM
https://youtu.be/uHaQVrzT-U8
And these videos by @thinkflight:
https://youtu.be/4ykw_8lpjco
https://youtu.be/O-FYljEmsJQ
Science Buddies also hosts a library of instructions for over 1,500 other hands-on science projects, lesson plans, and fun activities for K-12 parents, students, and teachers! Visit us at http://www.sciencebuddies.org to learn more.
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