PLS HELP ME ANSWER THE QUESTION
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Explanation:
Objects that can emit light energy by themselves are known as luminous objects. ... The luminous objects are visible as they emit light on their own. The non-luminous objects are visible because of luminous objects. The sun and candle are the two examples. The moon and planets are the two examples.
The sun and candle are the two examples: The moon and planets are the two exam...
Luminous objects: Non-luminous objects
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Explanation:
Iron atoms loses two electrons and carries two positive charges and it is called ferrous ion and it is bivalent i.e., Fe+2.
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