What you'll need:
Instructions:
What's happening? Hopefully your parachute will descend slowly to the ground, giving your weight a comfortable landing. When you release the parachute the weight pulls down on the strings and opens up a large surface area of material that uses air resistance to slow it down. The larger the surface area the more air resistance and the slower the parachute will drop. Cutting a small hole in the middle of the parachute will allow air to slowly pass through it rather than spilling out over one side, this should help the parachute fall straighter.
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This blog is about the science and mathematical facts that may come across you in your daily life and some of the science and mathematical knowledges. It may be something you may not know about it too. Besides, it also contains some interesting experiments, video clips, images and so on. Please enjoy~~
Thursday, July 22, 2010
Design and test a parachute
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