Friday, 14 September 2012

Egg Drop Challenge

During competition day our container was able to keep our egg from breaking. We dropped the container with our egg in it from 5 meters. Our container had a mass of 76.1g and was withing the size limit of 25x25cm. Our egg had a mass of 57.2g and the bag inside the container had a mass of 2.7g. Our drop time was 1.29 seconds. With all of these results we ended up with an egg score of 147.05. This score was the highest score in the class.

I think the easy access was the most restriction to building the containers because that part of the container was the weakest area. Our container had a lid and it was difficult to keep everything packed together under it. We also had to make sure that we didn't pack everything to tight and crack our egg when we put the lid back on.

I think that the most effective part of our container was the sting we had attached to the beg and the lid. Without this sting keeping our egg suspended, our egg would have moved to the bottom of our container and most likely would has broke from the impact. The string kept it centered and didn't allow it to touch the bottom of the container. The least effective part of our container was the very top. If our container landed on its top the egg would have slid to the lid and broke because the string would have had some slack in it for the egg to move. If it landed the right way the sting was tight so the egg couldn't move.

If I was to add two eggs to our container I would make two sections for the eggs to sit in. One on the bottom and one on the top. I would have put layers of paper towel on the bottom then added the egg. Then i would add more paper towel and a small piece of cardboard. After that I would add more paper towel and the second egg on top. More paper towel would be added and lastly the lid. I wouldn't use the string this time.

This is what the inside of our container looked like.














                           

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