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Quiz 1-sol

# Quiz 1-sol - d 1 billion km e 1 AU 5 2.9×10 7 is the same...

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Quiz 1 Astro 103 Spring 2008 Covering math, syllabus, schedule, lecture, and chapter 1 from Seeds . 1. Which statement is not true: a. Your two lowest quiz scores are automatically dropped. * b. Your lowest exam score is automatically dropped. c. Your lowest homework score is automatically dropped. d. The final is worth 30% of your grade. e. The instructor is not obligated to curve at the end of the course. 2. All of these statements about the nearest star to us besides the sun is true except: * 3. How many centimeters are there in one kilometer? * 4. The average distance from Earth to the sun is

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Unformatted text preview: d. 1 billion km * e. 1 AU 5. 2.9×10 7 is the same as a. 2.9 thousand b. 29 thousand c. 290 thousand d. 2.9 million * e. 29 million 6. If light takes 8 minutes to travel from the sun to Earth and 5 hours to travel from the sun to Pluto, what is the distance from the sun to Pluto? a. 5 AU * b. 37.5 AU c. 37.5 ly d. 5 ly e. 0.6 ly 7. The Milky Way Galaxy is a. a spiral galaxy. b. part of a cluster of galaxies that contains a few dozen galaxies. c. about 75,000 light years in diameter. * d. all of the above. e. none of the above True / false T. 8. The sun is a star in the Milky Way Galaxy. T 9. The exam dates for the two lectures are as follows: Lec 001 10:00am – 12:00am Monday 5/12 (9AM class) Lec 002 10:00am – 12:00am Wednesday 5/14 (11AM class) F 10. The first exam is Monday Feb. 11....
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Quiz 1-sol - d 1 billion km e 1 AU 5 2.9×10 7 is the same...

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