Scientific Method Bubble Gum Lab

In conclusion, both parts 1/ 2’s results were correct as Kaitlin and I predicted. As we made our observations of the bubblegums, Brand A (Hubba Bubba) was much harder in the shape of a block while Brand B (Big League Chew) was soft and flexible. From our observations, we hypothesized that if we blow both bubbles, then Brand A will make the bigger bubble because it was more dense(hard) so the bubble will not pop as easily. After the 3 trials for each bubblegum Brand A was the best at blowing bubbles because the average of the 3 trials (7.17cm) was much bigger than Brand B’s average(5.13cm). The Hubba Bubba was a harder texture which caused it to pop less and Brand B which was softer, popped before it got too big. In Part 2 of the experiment we hypothesized that if the bubble size was larger than that bubblegum would stretch out longer because it would be stronger and stretch out more. That relates to the bubble size because the gum would have to have the strength to maintain the shape of the big bubble which Brand A did longer, so stretching the gum would require strength to not break in the middle. During our experiment, we measured Brand A (Hubba Bubba) to be 68 cm long and Brand B (Big League Chew) to be 66cm long. Although it was a close measurement, having more trials would’ve have proved more clearly that Brand A is longer than Brand B. Other variables that may have affected the outcome of this experiment were the textures (soft or hard), the ability to blow bubbles well, how much the gum was chewed within 3 minutes, and how far/fast one might stretch out the gum than the other person (part 2). These can all change the quantitative and qualitative data that was recorded, for example, different lengths and sizes. The qualitative data(observations, descriptions) in this experiment was the 3 observations we took for each gum. The quantitative datas(measurable numbers) were the diameter measurements of the bubble and the length measurements when we stretched out each gum. To measure the lengths of our bubblegums, we used one of the SI units called centimetres to measure the diameter of the bubbles and the length of the gums when stretched out. Overall, Brand A which was Hubba Bubba was the better gum.

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