Supercluster - Study guides, Class notes & Summaries

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 ...

Astro 101 - Exam 1 UMich Questions & Answers 2023/2024 what is our planet in the solar system - ANSWER-part of the solar system, in the milky way galaxy, in local group of galaxies, in local supercluster how did we come to be - ANSWER-the Big Bang which produced hydrogen and helium where did elements come from - ANSWER-the big bang produced H and He, which are the base of other elements constructed in stars how old are we in comparison to the universe - ANSWER-human civilization is...

TEST BANK 21st Century Astronomy FOURTH EDITION, Answered-1. Astronomy I. Definition i. Astronomy loosely translated means “patterns among the stars” (MC: 1) II. Your Place in the Universe i. Your address: street, city, town, country, Earth, Sun, Milky Way, Local Group, Virgo Supercluster, universe (MC: 3, SA: 1) ii. Solar System: classical versus dwarf planets (TF: 1, 2, MC: 1–4, 7, SA: 2) iii. Milky Way: contains 200 to 400 billion stars (MC: 3, 5–7) iv. Local Group (MC: 3, 8) ...

What is a light year? Answer distance that light travels in 1 year 2. What is the closest star to Earth besides the Sun? (4.2 ly away) Answer proximacentauri 3. What is the age of the universe? Answer 14 billion years 4. What is our cosmic address?What is the Local Group? Answer Earth, solar system,milky way galaxy, local group, local supercluster 5. Order of planets in our solar system

Light year definition correct answers The distance light travels in one year Light year distance correct answers 9.5*10^12 km Astronomical Unit (AU) definition correct answers Average distance from the Earth to the Sun AU distance correct answers 1.5*10^8 km Galaxy correct answers A great cloud of stars, gas, and dust held together by the combined gravity of all its matter Planetary Systems correct answers A set of gravitationally bound non-stellar objects in orbit around a star o...

What is our cosmic address? - correct answer Earth, Solar System, Milky Way Galaxy, Local Group, Laniakea Supercluster How big is the sun in comparison to other stars? - correct answer Medium sized How many stars does the milky way galaxy consist of? - correct answer 100 Billion or 10^11 How many galaxies are in the local group? - correct answer 10-50 How many galaxies are in the Laniakea Supercluster? - correct answer 1000s of galaxies How fast would light travel around earth? - ...

PHYS 284 PROCTORED EXAM| COMPLETE SOLUTION 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-D) the sum total of all matter and energy, that is, everything within and between all galaxies Which of the following has your "address" in the correct order? A) you, Ear...

Astronomy Exam #1 Questions And Answers What is a star? - ANS A star is a large luminous ball of gas that generates heat and light through nuclear fusion. What is a planet? - ANS 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? - ANS A moon (or satellite) is an object that orbits the planet. What is an asteroid? - ANS An asteroid is a small and ROCKY object that orbits a star. What i...

PHYS 284 PROCTORED EXAM| COMPLETE SOLUTION 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-D) the sum total of all matter and energy, that is, everything within and between all galaxies Which of the following has your "address" in the correct order? A) you, Ear...

Cosmic Address - The galaxies we see through the Hubble Space Telescope Solar System - Sun, Planets and their moons, and anything else floating in space Galaxy - Great island of stars in space all held together by gravity and orbiting a common center Where is Earth's Solar System Located in the Milky Way? - A little over halfway between the galactic center and the edge of the galactic disk Local Group - A small cluster of galaxies Supercluster - Regions of the universe that is ti...