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1. In what direction does the buoyant force on an object immersed in a liquid act?
The buoyant force on an object that is immersed in a liquid will be in a .
2. Why a block of plastic when released under water come up to the surface of water?
The density of plastic is that of water. Therefore, the force of buoyancy on plastic block will be the weight of plastic block.
Hence, the acceleration of plastic block is going to be in the . So, the plastic block comes up to the surface of water.
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