Astronomy Final Exam
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Astronomy Final Exam
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25 Questions

1. The Maximum Core Temperature Is Set By The _______ Of The Star

2. _____ In Interstellar Medium Is Very Tenuous: About 1 Atom Per Cubic Centimeter.

3. White Dwarfs Do Not Have Nuclear Fusion But Do Not Continue To Crush Down Due To Gravity Due To ______ ______ ______

4. Initially - The Speed Is Greater Than Needed For _____ _____ - Starlight Overshoots A Circular Path And Moves Away From Earth

5. Material Falls Onto The Growing Protostar From The _____

6. Run-away Hydrogen Fusion Causes The Star To _______

7. In An ______ Kinetic Energy Is Converted To Potential Energy And Back Again (No Energy Is Lost In This Process)

8. Ignite He In A _________ Core - Unlike Low-mass Stars

9. The Spinning Angular Momentum Of A Collapsing Sphere In Space Stays ______

10. As High-mass Stars Expand And Cool - They Can Pass Through The _________ _____ On The Hr Diagram

11. ______ ______ Giant Stars Have Enough Mass To Fuse Carbon

12. One Way To Develop Our Physical Intuition Is To Understand Basic _____ ______

13. Black Holes

14. When More Red Light Is Let Through

15. Centers Of Molecular Cores Shrink _____; Outer Layers Later

16. ___ Burning Only Lasts For A Few Days Due To Neutrino Cooling

17. Neutron Star

18. Near The Sun - ______ _______ Is Similar

19. Move Right On The H-r Diagram

20. Interstellar Medium (Ism)

21. All Main Sequence Stars Are In ________ _________

22. This Relationship Between The Size Of The Object And Its Rotation Speed Is Called The ______ ____ _____ _______

23. The Core Of Low Mass Stars After Agb Phase Shirks And Gets Very Hot - But Eventually Cools Into A Compact _____ _____

24. Once On The Horizontal Branch - He - > ____ In The Core And H - > ___ In The Shell Around The Core

25. As The Core Of A Massive Star Collapses - The Central _________ Rises

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