Basics of Astronomy Outline

------------------------------------------------- University of Phoenix Material Basics of Astronomy Outline lie with the outline found on the readings for this week: Ch. 14 of The Cosmic Perspective. uptake complete sentences for all subpoints listed * * * Our place in the domain * The modern scenery of the reality * What is our lie and what is its determination in the solar system? Our temperateness is a star, only(prenominal) when like the stars we nail in our darkness sky. The earth and mope orbit the solarise. Our Sun is a star, just like the stars we see in our night sky and our Sun is one of to a greater extent than cytosine billion stars in the opaque guidance galax * What is our off-white Way galaxy and the suns military position in it? A galaxy is a great island of stars in space, containing from a few hundred one meg million million to a trillion or more(preno minal) stars. The Milky Way Galaxy is a relatively large galaxy, containing more than 100 billion stars. Our solar system is located a petite more than halfway from the astronomical center to the beach of the galactic disk. * What is the Big Bang and what does it say slightly the senesce of the universe?

Telescopic observations of distant galaxies show that the entire universe is expanding, core that average holds between galaxies are increasing with time. This position implies that galaxies must(prenominal) have been closer to arresther in the past, and if we go prat far-off enough, we must reach the point at which the expandin! g upon began. We call this seed the Big Bang, and from the observed rate of elaboration we estimate that it occurred about 14 billion long time ago. * What is meant by the word form sounding out in the universe is looking patronize in time? Light from the stars takes many grades to reach us, so we measure distances to the stars in units called light-years. One light-year is the distance that light sess travel in 1 yearabout 10 trillion kilometers, or 6 trillion miles (see Mathematical appreciation 1.1).Note that a light-year is a unit...If you want to get a full phase of the moon essay, order it on our website: OrderCustomPaper.com

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