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Find out whether the amount of salt in water affects the up thrust by making a weight attached to a Newton meter weigh less.
Member rating: No Rating | Words: | Submitted: Wed Oct 15 2003
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Heather Richardson My Salt and Up thrust Investigation. Aim: My aim is to find out whether the amount of salt in water affects the up thrust by making a weight attached to a Newton meter weigh less. If the salt does affect the up thrust then the law of Archimedes Principle is correct. The Variables are:> The amount of salt> The amount of water> The amount of stirring> The type of salt and> The type of water Prediction (Hypothesis): Using the law of Archimedes Principle I predict that the more salt added to the water each time will make the up thrust greater causing the weight attached to the Newton meter to weigh less Newton's, this is because the more salt added the more salt molecules are dissolved causing the water to become more dense. Equipment: * One 1 litre glass beaker * 300ml of water * One plastic spoon * Clamp * Newton Meter * String * Two 100g weight * 210 grams...
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