Expanding universe Study guides, Revision notes & Summaries

Light-Year is the distance light travels in one year; 1 light-year = 10,000,000,000,000 km or 10 trillion km Apparent Magnitude is a measure of how bright an object appears from Earth Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:00 Full screen Luminosity also known as the absolute magnitude; it is the true brightness of an object Nuclear Fusion is a process that occurs when the nuclei of several atoms com...

Phil 347 FINAL Exam Questions With 100% Verified Answers Cosmological argument Argues for the idea that the universe has a beginning. This argument follows the idea that all empirical things are in a state of generation and decay and therefore the universe is material and was created. Plato's cosmological argument premises 1.) everything that begins to exists has a cause distinct from itself 2.) the universe has a beginning 3.) hence the universe has a cause distinct from itself What ...

ISP 203 Final Exam || All Questions & Answers (Rated A+) ISP 203 Final Exam || All Questions & Answers (Rated A+) How has the world population changed since the beginning of agriculture? Since the industrial revolution? - ANSWER - Very small at beginning of agriculture, exploded since industrial revolution What is the first step of the scientific method? - ANSWER - Observe, ask a question What happens after a scientist formulates a hypothesis to explain some observation? - ANSWER - Tes...

EAPS 105 Final Exam 2024 with 100% correct answers Which of the following is the largest? - ANSWER-The distance from Earth to the sun. Galileo's observations of the gibbous phase of Venus proved that: - ANSWER-Venus orbits the sun. Copernicus: - ANSWER-Showed how retrograde motion could be explained without epicycles if the planets all orbited the sun. Infrared astronomy is often done from high-flying aircraft because: - ANSWER-infrared radiation is absorbed in Earth's atmosphere...

Phil 347 FINAL Exam Questions With 100% Verified Answers Cosmological argument Argues for the idea that the universe has a beginning. This argument follows the idea that all empirical things are in a state of generation and decay and therefore the universe is material and was created. Plato's cosmological argument premises 1.) everything that begins to exists has a cause distinct from itself 2.) the universe has a beginning 3.) hence the universe has a cause distinct from itself What ...

Define management - -pursuit of organizational goals efficiently and effectively by -integrating the work of people by -planning, organizing, leading, and controlling the organization's resources What are the rewards of being an exceptional manager? - -higher salary -nicer/bigger office -more benefits (health care, etc.) What would I actually do as a manager? (4 things) - Plan, Organize, Lead, Control What are 7 challenges I can look forward to as a manager? - 1. managing for competitive...

Chapter 1: Thinking Like an Astronomer LEARNING OBJECTIVES 1.1 Earth Occupies a Small Place in the Universe Define the bold-faced vocabulary terms within the chapter. Multiple Choice: 1, 9, 14, 21, 29, 31, 36, 37, 40, 42, 43, 44 Short Answer: 11, 17, 18 List our cosmic address. Multiple Choice: 22 Short Answer: 5 Differentiate the various components of our cosmic address. Multiple Choice: 2, 6, 23 Short Answer: 1, 3 Relate the different sizes of, or the different distances between, the...

What observational measurement is required to determine the distance to a Galaxy using Hubble's Law? - ANSWER-Redshift What were the conditions of the early universe? - ANSWER-Hot and very dense True or False: If Light traveled for 5 billion years, then the distance between the two galaxies must have been less than 5 billion light years when the light began its journey because the distances between galaxies are always increasing in the expanding universe - ANSWER-True If our universe is...

What observational measurement is required to determine the distance to a Galaxy using Hubble's Law? - ANSWER-Redshift What were the conditions of the early universe? - ANSWER-Hot and very dense True or False: If Light traveled for 5 billion years, then the distance between the two galaxies must have been less than 5 billion light years when the light began its journey because the distances between galaxies are always increasing in the expanding universe - ANSWER-True If our universe is...

CEM 141 MSU Exam 3 Latest Update Graded A+ Ionization Energy energy required to remove an electron from an atom in the gas phase Left Side Electrons have weaker attractions to remove electrons *easier to remove electrons from the left side of the table than the right side* Does it take MORE or LESS energy to remove an electron from Li than from Na? MORE Why? Because as we move down a group, the orbitals become larger and weaker. While going across the effective nuclear charge in...