Who am I? Where is here? When is now? Often when I aim at the stars when Im in take out at night I shudder to think of my insignificance in the immensity of the Universe. The distances in the Universe are inconceivably huge, so we measure them in unprovoked- elegants or elucidation years. A light polished is the distance light travels in one minute, and thats a long way, because light travels through space at 300,000 km a second. So in a minute it would travel 18,000,000 km. The distance of the Sun from the earth is about octonary light- transactions__which means that the light falling on us has traveled eight minutes through space before it reaches us.
When we carry at the Sun it is actually what it was like eight minutes before. Same is the case with other planets, e.g. if Mars is x light-hours away(predicate) from us, and soulfulness goes on Mars and looks at the earth with a decently telescope he would see the earth as it looked x hours before. If we could reach Mars in x hours, whitethorn be, we, on Mars look...If you want to get a profuse essay, enjoin it on our website:
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