Galaxy Study guides, Class notes & Summaries

Planetary ___ have common plane and direction, low eccentricity; correct answers orbits ___shows similar order; correct answers Rotation Moons have similar ___. correct answers motions Orbital spacing ___random. correct answers not Terrestrial and Jovian planets show ___ and composition correct answers trends in size The collapse of an interstellar cloud. As the cloud contracts, it rotates faster, and the outer parts flatten into a disk. This can be observed happening elsewhere in...

If one procedure needs a default Order Class of "Clinic Performed", can all procedures be assigned to the same category? Explain. Yes. The procedure needing the "Clinic Perform" Order Class can be setup in the procedure record and it would override the Procedure Category List. Name the procedure hierarchy's three levels. Procedure, Procedure Category and System Definition What is the purpose of the procedure category? Administrators use procedure categories to set values th...

Disk stars (yellow) population components: Correct Answer-- youngest stars - the Sun - high-mass stars - stars that all orbit in nearly the same plane Halo stars (green) population components: Correct Answer-- oldest stars - globular clusters - stars whose orbits can be inclined at any angle - stars with the smallest abundance of heavy elements In which of the basic regions of the Galaxy is the Sun located? Correct Answer-- galactic disk Which statement best describes the distribu...

The Cosmic Perspective, 7th Edition, Testbank | 2022 latest update 1 Copyright © 2014 Pearson Education, Inc. The Cosmic Perspective, 7e (Bennett et al.) Chapter 1 A Modern View of the Universe 1.1 Multiple-Choice Questions 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 Ans...

Location of space Beyond the influence of earth Micro gravity small or low gravity Cislunar space the space between the earth and the moon interstellar space the distance from one solar system to another interplanetary space the space from the center of the sun to the orbit of Pluto galaxy an enormous collection of starts arranged in a particular shape universe everything that exists galaxy shapes spiral, elliptical, and irregular

Grass appears green because Correct Answer-it reflects green light and absorbs other colors Place each statement in the correct bin corresponding to whether it represents 1 astronomical unit (1 AU), 1 light-year, or neither of those Correct Answer-1 (AU): about 150 million kilometers, Earth's average distance from the Sun, Jupiter lies about 5.2 of these from the Sun 1 light-year: the distance light travels in 1 year, about 10 trillion kilometers, the star Sirius lies about 8 of these fro...

What is the definition of the Astronomical Unit? correct answer: The average distance between the Sun and the Earth Which sequence is correct when ordered by increasing size? correct answer: Earth Solar System Milky Way Galaxy Galaxy Clusters How many stars does a typical galaxy like the Milky Way Galaxy contain? correct answer: a few hundred billion How long does it take for light to cross the diameter of the Milky Way Galaxy? correct answer: about 100,000 years Which of the ...

Astro 1 PSU Exam 4 Questions & Revised Correct Solutions >Updated < Already Passed!!< Which is the smallest object? - ANSWER : -A neutron star A galaxy has an H-alpha emission line observed at a wavelength 10 percent larger than the rest wavelength of H-alpha. What is the redshift of the galaxy? - ANSWER : -0.1 What is in this image? - ANSWER : -Supernova remnant Which is the most luminous? - ANSWER : -Quasar Which contains the most stars? - ANSWER : -A spiral galaxy Galaxy...

How old is the universe? correct answer: 14 billion years old How many kilometers make up a light year? correct answer: 10 trillion kilometers or 10 x 10^12 How many galaxies are present in the Local Group? correct answer: 40 Is there ever a time when we, on the Earth, are not in some type of motion? correct answer: no How far away are the nearest stars, excluding the Sun? correct answer: at least 4 light years away The elements hydrogen and helium were created during the Big...

Astronomy 3 Final Exam Study Guide Questions and Answers 100% Solved Why does the Milky Way galaxy look like a band of light when we view it in the night sky? ️️- Because we are viewing it from inside of it. - Because our galaxy is relatively flat and we are seeing distant stars along its plane. List these following 10 bodies/areas in order from their distance from Earth outward (closest being #1): - Andromeda Galaxy - Alpha Centauri - Large Magellanic Cloud - Quasar 3C 273 - Ju...