SEPUTARLAMPUNG.COM – Sun is a hot object composed of various gases under high pressure. Sun is also the center solar system of the Milky Way galaxy.
The size of the sun is larger than the size of the largest planet in solar system with a diameter of about 1,380,000 kilometers and weighing more than 300,000 times the weight of the earth. Sun composed of various gases including hydrogen (76%), helium (22%), oxygen and other gases (2%).
Then, why did the sun become energy sources main on earth?
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The answer is because the sun produces light and heat energy that is formed from the fusion reaction of the sun’s core. A fusion reaction is the joining of hydrogen atoms to helium.
The energy is then emitted by the sun to planet earth in the form of electromagnetic wave radiation. The electromagnetic waves are visible light waves, X rays, gamma rays, ultraviolet rays, infrared rays, and microwaves.
This energy is very beneficial for the planet earth, humans, plants and animals so that the sun becomes energy sources main on earth.
The layers in the sun include:
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