Astro 1 exam 3 - Study guides, Class notes & Summaries

Astro 7n Exam 1 Questions with 100%Correct Answers 2024. 1. What two properties of a planet affect the gravity we feel on its surface? A: radius and distance from the Sun B: radius and temperature C: mass and distance from the Sun D: mass and radius E: mass and temperature 2. Two planets have the same radius. If Planet A is 5 times more massive than Planet B, how does gravity differ on the surfaces of the two planets? A: gravity is 5 times stronger on Planet B B: gravity is 5 times...

what is the sun comprised of? - 73% hydrogen 25% helium why is the sun stable? - outward force of gas pressure; inward force of gravity Where does the gas pressure in the sun come from? - nuclear fusion reactions in the core at temperatures of 15 million degrees What is the diameter of the sun compared to earth? mass? luminosity (compared to 100W lightbulbs? - diameter-109x; mass-333,000; luminosity- 4 x 10^24 What percent of mass in the solar system comes from the sun? - 99.9% how long h...

ASTRO 1 EXAM 3 QUESTIONS AND ANSWERS 2024

what is the sun comprised of? - 73% hydrogen 25% helium why is the sun stable? - outward force of gas pressure; inward force of gravity Where does the gas pressure in the sun come from? - nuclear fusion reactions in the core at temperatures of 15 million degrees What is the diameter of the sun compared to earth? mass? luminosity (compared to 100W lightbulbs? - diameter-109x; mass-333,000; luminosity- 4 x 10^24 What percent of mass in the solar system comes from the sun? - 99.9% how long h...

ASTRO 1 EXAM 3 WITH 100 ACTUAL QUESTIONSAND COMPLETE 100%CORRECT ANSWERS WITH VERIFIED AND WELL EXPLAINED RATIONALES ALREADY GRADED A+ BY EXPERTS |LATEST VERSION 2024 WITH GUARANTEED SUCCESS AFTER DOWNLOAD ALREADY PASSED!!!!!!! (PROVEN ITS ALL YOU NEED TO EXCEL IN YOUR EXAMS what is the sun comprised of? 73% hydrogen 25% helium why is the sun stable? outward force of gas pressure; inward force of gravity Where does the gas pressure in the sun come from? nuclear fusion reactions in the core...

PSU ASTRO 1 - Exam 3 Study Guide Actual 2024 Questions with 100% Correct Answers | Verified | Latest Update

Explain how a white dwarf's observable properties (specifically Luminosity & Temp) change over billions of years if it is left alone, and show how its location would change on an H-R diagram. - •White Dwarfs are low-mass stars, and if they are left alone, they will fade and cool forever. •If mass transfer adds mass to a White Dwarf, it can become, (1) a Nova, or (2) a Supernova Compared to a white dwarf, a neutron star's density is? - •Not all neutron stars are called pulsars becaus...

astro 1-exam 3 Latest Update Actual Exam from Credible Sources with 110 Questions and Verified Correct Answers Golden Ticket to Guaranteed A+ Verified by Professor

Explain how a white dwarf's observable properties (specifically Luminosity & Temp) change over billions of years if it is left alone, and show how its location would change on an H-R diagram. - •White Dwarfs are low-mass stars, and if they are left alone, they will fade and cool forever. •If mass transfer adds mass to a White Dwarf, it can become, (1) a Nova, or (2) a Supernova Compared to a white dwarf, a neutron star's density is? - •Not all neutron stars are called pulsars becaus...