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Astronomy II

QuestionAnswer
What is the Big Bang Theory? The most accepted theory for how the universe was formed
Define Solar Nebula. A huge, vast cloud of ice, gas, and dust
True or False: Stars evolve all at once False
What controls how stars evolve? The mass
What is the Hertzsprung? The diagram that shows the relationship between absolute brightness [magnitude] in relation to their surface temperatures
Define Galaxy. A collection of billions of stars
What are Black holes? The end of the life cycle in supergiant starts
Where are black holes located? In the middle of galaxies
True or False: The velocity of stars increase as they move toward the Black holes False
What are universe distances measured in? Light years
Name the types of electromagnetic radiation. Infrared, Ultraviolet, and X-rays
What is the most accepted theory of how the solar system and stars formed? The Solar Nebular Theory
Created by: Jaaaaai
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