the secret of the rainbow

Rabu, 18 Maret 2020


TUGAS BAHASA INGGRIS MUHAMAD FARYS (20) XI mipa 8

   EXPLANATION TEKS

       Maret 18, 2020

                        Rainbow

Explanation, cause and effect.


A rainbow is a natural phenomenon caused by the refraction and reflection of light in droplets of water, which results in the appearance of a spectrum of light in the sky. Rainbows appear in the form of a multicolored bow. When caused by water and sun, rainbows appear on the side of the sky that is directly opposite the sun. They can be full circles at times, but to the average observer, only the arc will be visible.

The colors in a rainbow are those found in the color spectrum of white light as it divides. There are 7 main colors that you can see in a rainbow: red, orange, yellow, green, blue, indigo and purple. When the sunlight hits the water droplets, the 7 colors appear. As the sunlight moves from air to water, the colors of light slow down to varying speeds – depending on their frequency. As the violet light enters the raindrop, it bends at a sharp angle. On the right side of the water droplet, some light is passed back into the air, while the rest reflects backwards. Raindrops that are higher in the sky disperse light so that only the red light is visible to the observer’s eye. The droplets between red and violet reflect different colors so that an observer sees a full color spectrum.

Sunlight hitting a raindrop in the atmosphere is refracted on the surface of the raindrop and enters the droplet. Once refraction occurs, the light breaks up into seven colors inside the raindrop; it is then reflected to the other side of the raindrop after traveling inside it. When the light in the raindrop refracts, the spectrum forms to make the 7 colors of the rainbow appear. During reflection, the angle (of reflection) is equal to the angle of incidence; this means that reflected light travels along a set path and maintains the difference of the refraction angle. A rainbow is a bunch of raindrops hanging in the atmosphere that divide the sunlight into 7 colors, like a prism.


PERSONAL LATTER

                                     

                                          Pasuruan, Jawa Timur
                                               Maret, 18, 2020

  Dear, Yunita

    Hello!
      
        how are you now, I hope you're okay, I want to tell you were here the rain and then there is a rainbow, so beautiful.how do you think what was there also a rainbow? if yes, when show me, I want to see a rainbow there is the same or different. I have to go I hope you always happy.


        warm regards 

   
muhammad farys  

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