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So this is my questionClassify the objects or materials given below as opaque, transparent ortranslucent and luminous or non-luminous:Air, water, a piece of rock, a sheet of aluminium, a mirror, a wooden board, asheet of polythene, a CD, smoke, a sheet of plane glass, fog, a piece of red hotiron, an umbrella, a lighted fluorescent tube, a wall, a sheet of carbon paper,the flame of a gas burner, a sheet of cardboard, a lighted torch, a sheet ofcellophane, a wire mesh, kerosene stove, sun, firefly, moon. |
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Answer» Opaque - A piece of rock, a sheet of ALUMINIUM, a wooden BOARD, a CD, a piece of red hot iron, an umbrella, a lighted fluorescent tube, a wall, a sheet of carbon paper, a sheet of cardboard, a wire mesh, kerosene stove, sun, firefl, moon, lighted torch translucent- the FLAME of a gas burner, a sheet of cellophane, smoke transparent - air, water, MIRROR, polythene, glass, |
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