Float or Sink Aim: To understand why some objects float while others sink in water. Procedure: Take a few objects such as nails, cork, wood, sponge, thermocol piece and test all the objects by keeping in the water, for floating/sinking. For the these objects tabulate your observation as: 1. Objects which float under the surface of water 2. Sinks 3. Floats above the surface of water 4. Reason
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due to differences in density
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Explanation:
The thermocol is light in weight and is a like a sponge only ....
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