Procedure for How Greasy Are Potato Chps

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Procedure 1. Lay a half piece of graph paper on the table. 2. Open the first bag of chips. Lay a piece of wax paper on scale . Turn on scale and place a handful of chips on the scale. Weigh the chips. It should be 0.5 oz. and 1 oz. of potato chips if not take or add more . 3. Now take the potato chips and mound them in the middle of the graph paper. Place a piece of clean wax paper on top of the chips. The wax paper should be about the same size as the graph paper. 4. Carefully press down on the wax paper and crush the potato chips. Try to keep all of the potato chips and pieces in the center of the paper. Use the rolling pin to crush the chips into small pieces . 5. Let the potato chips sit on the paper for 1 minute. After 1 minute has passed, put the wax paper and the potato chips into the trash. Try to remove all of the extra bits from the graph paper, too. Do you notice a grease stain on the graph paper? Tape the paper to a well-lit window so that you can see the stain clearly. 6. Repeat steps 1-5 two more times so that you have a total of three trials for this bag of potato chips. Use the same weight of potato chips for each trial. Also, use new graph paper and fresh wax paper on the scale and on top of the potato chips. Record your observations about the size of the grease stains in your lab notebook in a data table.Count how many squares are covered in grease. You should also count squares that are only partially stained. Remember to record all of your data in your lab notebook. It is important to repeat experiments so you gather plenty of information. 7.Repeat steps 1-6 for the other three varieties of potato chips. Be sure that you use the same weight of potato chips for all of the varieties. Also, use new graph paper and fresh wax paper on the

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