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Questions and Answers
What category of stars is the hottest?
Which group of stars appears light yellow to orange?
What type of objects are cooler than 2500 degrees and are not considered stars?
How is star temperature and color tracked based on observed photon intensity?
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Why do hotter objects emit shorter wavelengths of light?
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What is the primary tool used to categorize and sort stars based on their spectra?
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How do astronomers measure the temperature of stars?
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What happens to our sun closer to the end of its life?
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What process fuels stars in their cores?
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What characteristic of a star determines the speed of nuclear fusion reactions in its core?
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What determines the spectrum of electromagnetic energy re-emitted by a blackbody?
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Which of the following is true about the peak of a blackbody curve for a star?
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According to Wien's Law, what happens to the emitted wavelength as the temperature of an object increases?
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What is the relationship between the temperature of a star and the color it appears?
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What information can astronomers determine from the wavelength of light emitted by a star on a blackbody curve?
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