, Classify the objects or materials given below as opaque. transparent orlucent and luminous or non-luminous:water. a piece of rock, a sheet of aluminium, a mirror, a wooden board, aof polythene, a CD, smoke, a sheet of plane glass. fog, a piece of red hotsheetiron. an umbrella, a lighted fluorescent tube, a wall. a sheet of carbon paper.he flame of a gas burner, a sheet of cardboard, a lighted torch, a sheet ofcellophane, a wire mesh, kerosene stove sun firefly. moon.Can you think of creating a shape that would give a circular shadowone way and a rectangular shadow if held in another way?3.if held in4.In a completely dark room. if you hold up a mirror in front of you. will you see areflection of yourself in the miror?

, Classify the objects or materials given below as opaque. transparent

1.	, Classify the objects or materials given below as opaque. transparent orlucent and luminous or non-luminous:water. a piece of rock, a sheet of aluminium, a mirror, a wooden board, aof polythene, a CD, smoke, a sheet of plane glass. fog, a piece of red hotsheetiron. an umbrella, a lighted fluorescent tube, a wall. a sheet of carbon paper.he flame of a gas burner, a sheet of cardboard, a lighted torch, a sheet ofcellophane, a wire mesh, kerosene stove sun firefly. moon.Can you think of creating a shape that would give a circular shadowone way and a rectangular shadow if held in another way?3.if held in4.In a completely dark room. if you hold up a mirror in front of you. will you see areflection of yourself in the miror?
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