... prepared the beakers by placing the cork bungs in the base of the large beaker and placing on top of the cork bungs the smaller beakers. We then around the sides of two of the beakers put polystyrene in one and cotton wool in another firmly pushing together to try and create no gaps. We then filled the smaller beakers with the same amount of boiling water and took our first temperature reading. We placed over the top of each of the three beakers and took temperature readings from each of them after 1 minute for a period of 15 minutes. Table of Results- My Results Other Group' Results Time Air Polystyrene Cotton Wool 0 87 85 80 1 86 85 79 2 85 83 79 3 81 81 78 4 78 79 77 5 76 77 75 6 75 76 74 7 74 74 73 8 72 73 71 9 71 72 70 10 70 71 69 11 69 70 68 12 68 69 67 13 66 68 66 14 ...

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