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What is granulation in the Sun? 

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
What is granulation in the Sun? 
Continue reading “What is granulation in the Sun? ”…

Which of the following comprise the oldest members of the Mi…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Which of the following comprise the oldest members of the Milky Way?
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Look again at the loop of hot gas in this X-ray image. Suppo…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Look again at the loop of hot gas in this X-ray image. Suppose we took another photo looking at the same place 1 hour later. What would we se
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Considering Einstein’s famous equation, E = mc 2, which of t…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Considering Einstein’s famous equation, E = mc 2, which of the following statements is true? 
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All the stars in this photo are at about the same distance f…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
All the stars in this photo are at about the same distance from Earth (some 25,000 light-years away). Which stars in this picture are the largest in size (radius)?
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The most abundant molecule in molecular clouds is

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
The most abundant molecule in molecular clouds is
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Which of the following persons reorganized the spectral clas…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Which of the following persons reorganized the spectral classification scheme into the one we use today and personally classified over 400,000 stars? 
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Which of the following best describes what we mean by the fo…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Which of the following best describes what we mean by the focal plane of a telescope? 
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Newton’s second law of motion tells us that the net force ap…

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Newton’s second law of motion tells us that the net force applied to an object equals its 
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Absolute zero is 

Posted on: September 11, 2024 Last updated on: December 4, 2024 Written by: Anonymous
Absolute zero is 
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