200 FLUIDS / AERODYNAMICS

By: Matthew P., Shannon D. & Diane P.Year: 2000School: McPherson magnet, 6th gradeDivision: Junior As I sat around one boring afternoon my mind wandered off and I came acrossthe idea of rockets. I wondered why rockets always had pointed or rounded nosecones. The more I thought about it, I came to the conclusion that “this …

By: Calvin D-NYear: 2020School: Lexington Jr. High, 8th gradeDivision: Junior The Archimedes Screw has been historically used to lift water from a low point up to a higher elevation, as well as other applications such as to propel dry bulk materials.In California, it seems like wildfires have become annual occurrences. There have been hillside fires …