Question

The Sun is made up of 70% __________, 28% of _______ and 2% of heavier elements.

Answer 1

1. Sun is the center of solar system which is the main source of energy in all planets in the solar system
2. Sun consists of hot gases made up of $70\%\mathrm{of}\mathit{h}\mathit{y}\mathit{d}\mathit{r}\mathit{o}\mathit{g}\mathit{e}\mathit{n},28\%\mathrm{of}\mathit{h}\mathit{e}\mathit{l}\mathit{i}\mathit{u}\mathit{m}\mathrm{and}2\%\hspace{0.17em}\mathrm{of}\mathrm{heavier}\mathrm{elements}$