Question

_______ are the main source of energy
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Answer 1

Answer:

Sun

The primary sources of energy in the environment include fuels like coal, oil, natural gas, uranium, and biomass. All primary source fuels except biomass are non- renewable. Primary sources also include renewable sources such as sunlight, wind, moving water, and geothermal energy. There are 6 more fundamental concepts.

Answer 2

Explanation:

The Sun is the principal source of energy on the Earth’s surface. It is like a powerhouse which generates and gives out energy in the form of light and heat.