First and foremost, the sun, moon, earth, and gravity all play crucial roles in our solar system. Second, the Sun is the primary star of the Solar System. Next, the Moon is the only true celestial satellite of Earth. Then, the Earth is the third planet from the Sun and the only known astronomical entity capable of supporting life. Lastly, gravity, also known as gravitation, is a natural force that induces all objects of mass or energy — like planets,...
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The sun which lies in the center of the solar system plays a very important role in the daily life of Earth as well as to the inhabitants which roam within it. The sun is composed of many layers, it could almost be compared to an onion. The sun provides plants with the required energy to grow, without the heat and light that the sun produces living creatures would not be capable of sustaining adequate life on Earth. If the...
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Abstract Solar energy is gaining popularity as one of the best forms of conventional energy due to the rising awareness for the rapid depletion of non-conventional resources. In this paper, a dual axis sun tracking solar panel is designed using ATmega328 microcontroller, 4 LDRs, 2 servo motor and Arduino. The main purpose of this paper to present the solution to the loss of power and solar radiation that is present in a stationary solar cell in an inexpensive way. We...
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Soon it will dawn and the sun will appear on the horizon; Intense and bright as usual. The sunbathing is the best moment of the day: who has not seen his cat lying on his stomach enjoying the heat it provides? It seems that its resistance to heat has no limit, and its state of relaxation and enjoyment pleases us. Cats are mammals and, like all mammals, they need to maintain their body temperature. Especially when sleeping – your favorite...
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The effects of the sun can be seen within minutes on some people as freckles appear, skin tone darkens and (perhaps) redness begins to spread. However, what these visible changes within the epidermis of the skin are caused by, is much less obvious. The damaging effects of ultraviolet (UV) radiation exposure – produced by the sun – on the DNA within our cells is the cause of many undesirable side effects. These include cell death, mutagenesis, photoaging (the appearance of...
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INTRODUCTION Everyone needs sun exposure as when the skin is exposed to the sun, our bodies make vitamin D (Kate M. Cronan, 2019). This helps the body to absorb calcium for stronger, healthier bones (Kate M. Cronan, 2019). “Too much unprotected exposure to the sun’s ultraviolet (UV) rays can cause skin damage, eye damage, immune system suppression, and skin cancer. Even people in their twenties can develop skin cancer.” (Kate M. Cronan, 2019). “More than 11,500 Australian men and women...
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