astonomy question bank! 5

astonomy question bank! 5 - 15. (1) precession 16. (2)...

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1. FIRST ANSWER IS THE CORRECT ANSWER 2. The largest known structures in the Universe are the 3. (1) superclusters 4. (2) clusters of galaxies 5. (3) galaxy groups 6. (4) NVA 7. (5) NVA 8. 9. 10. 11. The size of a supercluster is closest to which of the following? 12. (1) 250 million light-years 13. (2) 2.5 million light-years 14. (3) 25,000 light-years 15. 16. Sect. 1.3 The Earth's spinning around an axis is termed its 1. (1) rotation 2. (2) revolution 3. (3) precession 4. 5. 6. 7. The Earth's orbital motion around the Sun is termed its 8. (1) revolution 9. (2) rotation 10. (3) precession 11. 12. 13. The "wobble" of the Earth's rotation axis that causes the celestial poles and 14. equator to shift over a 26,000-year cycle is termed its
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Unformatted text preview: 15. (1) precession 16. (2) revolution 17. (3) rotation 18. 19. 20. 21. What we call the "local solar motion" is the Sun's motion relative to 22. (1) the average motion of its nearest neighbors 23. (2) the center of the Milky Way 24. (3) the Local Group 25. 26. The "raisin-cake" analogy is supposed to help our understanding that 27. (1) the Universe is not just expanding from our location but is expanding overall, 28. with no one place being special 29. (2) as one looks out into space one is looking back in time as well 30. (3) the first chemical elements were "baked" in the intense heat of the Big Bang...
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astonomy question bank! 5 - 15. (1) precession 16. (2)...

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