Project Collision – Blog Post 5

During the process of making and testing out our product, we have made some new developments and changes to our product. Technical promises fast and efficient delivery, within your package you will receive tech accessories that you have ordered in the box, we promise our products will not get damaged in the process. My partnership will be investigating how the length of the suspension cords will affect the accuracy and the speed of landing.

The design constant for my partnership were the parachutes shape, size, material, and the material of the suspension cords (twine/thin string). The variables were the length of the suspension cords which were 30 centimetres, 40 centimetres, and 50 centimetres.

The shortest string is 30 centimetres, I used a ruler to measure it and cut it out, then I made 8 of them and stuck them to the parachute using tape. I did the same for each length of the strings. The challenges that I faced when working on the design was that the strings kept falling off and I had to find a way to make them stay on the parachute and the box.

The range of my speeds was from 0 metres per second to 5.737 metres per second. The evidence shows that my variable lies between 0m/s and 5.37m/s. The data point that was very different from the others was the 50-centimetre drop because the first two drops were 2 metres away from the target then the last one was 20 cm away from the target. I think this might have happened because my arm might have shifted a bit, so it caused the landing to be one of the most accurate of all of the drops.

I think the best length of suspension cords will be 30cm because during my drops the 30cm parachutes had the slowest landing speed, and the space between the package and the target was the closest out of any of the other lengths (other than the one time the 40cm drop hit the target).

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