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Astronomy 2 -

Arayana's ES SOL Review Study Stack

QuestionAnswer
What is the most widely accepted theory for how the universe formed? The Big Bang theory
What is the Solar Nebular theory? the most widely accepted theory on how solar system and stars form?
Can stars die? Yes, Every star dies eventually
What is the last step in a massive star's lifespan? Neutron star - or black hole
What foes the Hertzsprung - Russell (H-R) diagram show? The relation between absolute magnitude (brightness) in relation to surface tempatures
How much more energy do blue giant stars put out than the sun? 10,000 times as much energy as the sun
What is a galaxy? A collection of billions of stars
What type of galaxy is the Milky Way? Spiral
Travel to nearby stars is currently what? Impossible
How do you measure distance in our universe? In lightyears
Created by: Arayana
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