FinalExamReview - work for nearby objects 73 Explain how an...

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Final Exam Review: Phy 180 Fall 2005 The final will cover the first 2 exams and the information from the remaining lectures. Included below are some example questions for the material covered since the 2 nd exam. 65. Please define the Universe, both visual and entire? (4 pt) 66. Please define a star? (4 pt) 67. Please define a galaxy? (4 pt) 68. Please define a planet? (4 pt) 69. What is the science of astronomy? (3 pt) 71. Explain how the light from a distance galaxy is “red shifted,” and how this information is used to give distances to distant galaxies. 72. Explain Hubble’s Law, how it works, what it tells us, and why it does or does not
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Unformatted text preview: work for nearby objects? 73. Explain how an astronomer could experimentally search for extrasolar planets and possibly determine if they could support life. Also discuss any of the challenges involved in your method. 70. Describe the life cycle of a star. Please start before the star is ‘born’ and include, at a minimum, the relative size, source of fuel (if any) for each stage, and at least 2 ways a star can ‘die’. (10 pt) 71. Pick out the E6 galaxy from those in the sketch below. (1 pt) a b c d e f g h i j k 82. Pick out the SBb galaxy (1 pt) a b c d e f g h i j k A B C D E F G H I J K...
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