how does streamlined shape of fish, boat, aeroplane and birds help them in movement?
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Such a shape reduces drag or fluid friction. Hence a streamlined body can easily move through a fluid. Birds and fish are naturally endowed with streamlined body. Boats and airplanes are also made streamlined so that they can easily move through air or water.
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Such a shape reduces drag or fluid friction. Hence a streamlined body can easily move through a fluid. Birds and fish are naturally endowed with streamlined body. Boats and airplanes are also made streamlined so that they can easily move through air or water.
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