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Paper Towel Grocery Store
604 wordsInitial Observation: I noticed that when my parents buy paper towels, some brands rip faster than other brands. Information Gathering: I went to the Grocery Store and picked out three different brands of paper towels with different prices. Purpose: The purpose of this experiment is to find out if the more expensive brands of paper towels really are stronger than the cheaper brands like they say on the bag. Hypothesis: I believe that the more expensive brand will be stronger because it is probabl...
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Paper Towel One Person
501 wordsPaper Towels On Trial Have you ever wondered what the best brand of paper towels is? Or what "the best" actually means? Well, our group adventured out to find "the best" paper towel! We tested seven different brands of paper towels. We did 3 different controlled experiments to collect data. The data will help to determine the best paper towel out of the seven brands we tested. The brands we tested were: Bounty, Scott, Viva, Home Best, Strong n' Thirsty, Good Day, and Green Forest. The materials ...
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Ice Cube Paper Towel
1,030 wordsWhen you come to the paper towel aisle in the grocery store do you ever get frustrated and annoyed by all the brands to choose from? Every brand is telling you that they are the strongest and that their brand will absorb the fastest. Have you ever actually taken the time to figure out which brand is indomitable and absorbs the quickest? Well today I will fill you in on this mysterious secret and tell you not only which brand is not lying to you but also which brand you are getting your moneys wo...
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Sodium Hydroxide Universal Indicator
854 wordsExperiments to Determine the Effect of Acids & Bases on Different Indicators and the pH of Common Cleaning Agents The aim of the first set of experiments is to find out and record the colour changes that are observed after a certain indicator is mixed with acids and bases to form a colour reaction. Once the selected indicator has been mixed with a acid that is both weak and strong and a base / alkali that is both weak and strong we are to record the colour and choose another indicator. The purpo...
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Permeable Membrane Semi Permeable
1,935 wordsI chose to experiment with the effects of salinity changes on the polychaete, Nereis succinct. Along with the other members of the group, Patty and Jeremy, I was curious to see whether the worms would engage in adaptive behavior when placed in a tank of water of foreign salinity, or whether they would simply continue changing osmotically until they reached equilibrium with the environment. The first step in our experiment was to simply observe the worms and get a "feel" for the ways in which the...
Free research essays on topics related to: permeable membrane, half hour, one tenth, semi permeable, paper towel
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