Supercluster - Study guides, Class notes & Summaries

Using the ideas discussed in the text, in what sense are we "star stuff"? - Nearly every atom from which we are made was once inside of a star When did humans learn that the Earth is not the center of the universe? - Within the past 500 years How are galaxies important to our existence? - Galaxies recycle material from one generation of stars to the next, and without this recycling we could not exist. If we imagine the history of the universe compressed into one year, dinosaurs walked...

Which of the following has your "cosmic address" in the correct order? A. You, Earth, solar system, Local Group, Milky Way Galaxy, Local Supercluster, universe B. You, Earth, solar system, Milky Way Galaxy, Local Group, Local Supercluster, universe C. You, Earth, solar system, Local Group, Local Supercluster, Milky Way Galaxy, universe D.You, Earth, Local Group, Local Supercluster, solar system, Milky Way Galaxy, universe E. You, Earth, Milky Way Galaxy, solar system, Local Group, Local S...

Astronomy Exam #1 Questions With Complete Solutions. What is a star? A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? A planet is a moderately large object that orbits a star. It shines by reflected light. Planets may be icy or rocky What is a moon? A moon (or satellite) is an object that orbits the planet. What is an asteroid? An asteroid is a small and ROCKY object that orbits a star. What is a comet? A comet is small a...

The cosmic calendar - a imaginary concept to examine the history of our planet compressed into one year-Carl Sagan, human civilzation doesn't come on the scene until almost the last few seconds. This made people realize how insignificant human society is on the grand scale of time and the imense universe especially in the human-centerd view of religions. planet - A large body in space that orbits a star and does not produce light of its own star - A ball of hot gas, primarily hydrogen and...

What is a light year? - distance that light travels in 1 year What is the closest star to Earth besides the Sun? (4.2 ly away) - proxima centauri What is the age of the universe? - 14 billion years What is our cosmic address? What is the Local Group? - Earth, solar system, milky way galaxy, local group, local supercluster Order of planets in our solar system - Mercury, venus, earth, mars, jupiter, saturn, uranus, neptune What is the fastest speed in the universe? - speed of light Typical ...

Phys 284; Question With Complete Answer (Chapter 1) 1) What is the meaning of the word cosmos? A) the origin of Earth and life upon it B) the light from a distant astronomical object C) the Milky Way D) the sum total of all matter and energy, that is, everything within and between all galaxies E) the dark sky - CORRECT ANSWER-Answer: D 2) Which of the following has your "address" in the correct order? A) you, Earth, solar system, Local Group, Local Supercluster, Milky Way B) ...

PHYS 284 (Chapter 1-6) Test With Complete Solution 1) What is the meaning of the word cosmos? A) the origin of Earth and life upon it B) the light from a distant astronomical object C) the Milky Way D) the sum total of all matter and energy, that is, everything within and between all galaxies E) the dark sky - CORRECT ANSWER-Answer: D 2) Which of the following has your "address" in the correct order? A) you, Earth, solar system, Local Group, Local Supercluster, Milky Way B) y...

ASTRONOMY FINAL EXAM STUDY GUIDE TEST. Create your "cosmic address" by arranging the following objects from small to large - CORRECT ANSWER you, Earth-Moon system, Solar System, solar interstellar neighborhood, Milky Way, Local Group, Local Supercluster, Universe The astronomical unit (AU) is commonly used as a measure of distance in the Solar System. Place the Solar System objects in the appropriate bin according to their average distance from the Sun. - CORRECT ANSWER Less than 1 A...

Cosmic Address, from small to large Ans- Earth, solar system, Milky Way Galaxy, Local Group, Local Supercluster, universe The Universe is expanding means that... Ans- The average distance between galaxies is growing with time If stars existed but galaxies did not... Ans- We would not exist because we are made of material that required recycling in galaxies. Could we see a galaxy 20 billion light years away? Ans- No, because it would be beyond the bounds of our observable universe The...

Put the following into perspective: the size of our solar system; the distance to nearby stars; the size of the Milky Way Galaxy; the size of the observable universe. Rank from largest to smallest. To rank items as equivalent, overlap them. correct answers The observable universe, The Milky Way Galaxy, Distances to nearby stars, and The Solar system Light-year: correct answers The distance that light travels in 1 year, which is about 9.46 trillion kilometers. Astronomical Unit: correct an...