What is the main source of energy?
Answer (2)
If you trace any energy we use for any purpose back to its source ... with the exceptions of nuclear energy and geothermal energy ... you'll always arrive back at the sun .
The main source of energy on Earth is the Sun. This energy is essential for photosynthesis in plants, which in turn supports all life forms. It also underlies the creation of fossil fuels, which store ancient solar energy.
;
