Show the comets tall tail the tall of 0 a comet Is composed of 0 gas existing in ID a highly rarefied condition little particles of electricity called corpuscles corpus cles or ions are being constantly given oft off at enormous speed by the sun each meteorite in the comets head Is surrounded by its own oin rarefied atmosphere when one ona of these little tons ions strikes one ona of 0 the molecules of gas in the comets atmosphere mo sphere it carries it oft off with it to foien the tall the electrical charas makes the gas luminous and it Is by this light and not by reflected sunlight that the tail Is made visible to us as A comets tall therefore seems to be merely a very extended fuiorea century |