1.

classify the folowing into two groups -'light sources' and Non-light sources'. star,Moon,sun,earth,mirror,electric torch, diamond,table lamp,firefly,boy,burning candle,lightning,table,television (switched on)

Answer»

light SOURCES : star , sun , electric torch , lamp , firefly , BURNING candle , LIGHTNING , television.non light sources: MOON , EARTH , mirror , diamond , boy , table . hope it helps you



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