Explanation:
why u want to know why u disturb ur mind by things which are already written in books
It flows through the consumers (first level second level so forth). However, at each level, it loses 90 percent of the energy as heat. So at each level, each consumer will only get 10 percent of the energy.
When it nears the sun, due to the power of solar wind
Breaking bonds takes energy, forming bonds releases energy
If you break more bonds than you form it would be an endothermic reaction
