1 / 15

Car with Parachute

Car with Parachute. Workshop 1 : Make a canopy of any shape Materials : a plastic bag , string Tools : adhesive tape , scissors Drop your car model attached to the canopy from the second floor. Record the time to reach the ground floor. Where does it land ? How many meters away ?.

africa
Télécharger la présentation

Car with Parachute

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Car with Parachute Workshop 1 : • Make a canopy of any shape • Materials : a plastic bag , string • Tools : adhesive tape , scissors • Drop your car model attached to the canopy from the second floor. • Record the time to reach the ground floor. • Where does it land ? How many meters away ?

  2. Conclusions : • What factors to make a good parachute ? • Big canopy • Long line • Many lines • Light • Shape of canopy • Drop in vertical ?! Wind problem

  3. Workshop 2 : Search the internet for photos of parachute of different designs such as rectangular , sphere , multiple canopies…

  4. Internet references Workshop 2 : • http://precision.aerodynamics.com/tutor/ • http://inventors.about.com/library/inventors/blparachute.htm?iam=howstuffworks_SKD&terms=parachute • http://www.howstuffworks.com/ejection-seat2.htm • http://www.square1.com/Catalog/Catalog.html • http://www.nationalparachute.com/page3.html http://showcase.netins.net/web/herker/ejection/chute.html#quarter%20bag http://www.xs4all.nl/~pdj/chute.htm

  5. Parachute Workshop 2 : Pilot chute apex canopy Suspension line skirt Steering line

  6. Workshop 2 : • Fall in vertical or in curve ? WHY ?

  7. Car with Parachute • Workshop 3 : • Repeat workshop 1 • Rope or string - length & how many ? • Plastic sheet – shape & size ? • How long to reach ground ? • Fall in vertical or in curve ? small canopy , short rope ? Big canopy , long rope ? Big canopy , short rope ?

  8. Different shapes of parachute Plastic sheet , adhesive tape

  9. Workshop 3 : References : Make a 8-sided polygon with one cut Materials : plastic sheet Tools : scissors X mm X / 2 mm X / 4 mm cut

  10. Car with Parachute : making of a 8-sided canopy Up side down Workshop 3 :

  11. Workshop 4 : • Car with parachute thro’ a tunnel • how to hide & open parachute ? • http://www.xs4all.nl/~pdj/chutfold.htm Program for parachute sizes

  12. Package of parachute

  13. WHY ? Unpackaged of parachute Ground floor

  14. + Parachute : canopy & lines + Do you need a packet to hold the parachute ?

  15. Pilot chute A bag Too small Rectangle Big chute with pilot

More Related