Sunspots are temporary phenomena on the Sun's photosphere that appear as spots darker than the surrounding areas. They are regions of reduced surface temperature caused by concentrations of magnetic field flux that inhibit convection. Sunspots usually appear in pairs of opposite magnetic polarity.
Answer:
The answer is D. Mechanical Energy to Chemical Energy
Explanation:
it can be further divided into epoch
It contributes to global warming by wastage of food produces carbon dioxide which releases more green house gases so the more wastage the more carbon dioxide being released.
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