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Balloon Rocket Car Lesson Science Bus Alex Tung, Praj Kulkarni limited 2/24/04 A.Objectives: 1) Introduce concept of equal and enemy actions (Newtons 3rd Law) 2) Discuss concept of friction and nada loss 3) evince considerably construction techniques and design 4) try with modifying design parameters to achieve a certain goal B.

Materials require: - Intro: o Balloons o swallow Straw o Tape o String - Balloon Cars: o Wheels ? we bought rough wheels from McMaster Carr provided p cultureic bottle caps and film shagister shot lids or some(prenominal) some other round objects can be used ? Small bad bands to fit around the wheels o Axles ? we used 1/8 rod from hardware store or McMaster, but this dissolvent depend on what you want to use for wheels for the film can/bottle cap lids, we found punching a hole in the wheel and pressing a thin aluminum electron tube (available at local hardware stores) into the opening was good lavish to keep the wheel in place o Eye-hole screws ? pick a good size for the axles you use o Body ? You want something relatively sapless foam magnetic core or balsa wood (San Antonio spare-time activity carries both) work slightly salubrious. Alternatively weve seen things corresponding milk cartons and the like used ? some other materials fo! r modifying bodies should be provided paper clips, paper cups, tape, etc. o propulsion ? Balloons, tubing/straws ? We found surgical tubing works beautiful well for the size of car and balloon we are using. patently you can experiment with other sized tubing, but this is exquisite user-friendly to work with and provides slow enough release to last for a couple seconds, and yet it provides enough force to actually start the car a decent distance o Miscellaneous...If you want to hold back a full essay, lay out it on our website: OrderCustomPaper.com

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