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"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
WHAT IS THE AGE OFSUN AND EARTH? |
Earth estimated be around 4.55 billion years old. Age of the sun, oddly enough estimated at 4.5 billion calculated by applying the theory of stellar structure and the solar system is calculated to be about 4.56 billion. So roughly all the same. |