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Space, The Solar System and the Universe Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. What spectral classification of stars is the hottest?

Question 2 2. Into which of the following life cycles will our sun enter next?

Question 3 3. Which planet is known for its rings?

Question 4 4. What do most stars in our galaxy become at the end of their lives?

Question 5 5. How many years ago did the sun form?

Page 2

Question 6 6. What are the stages the sun goes through in its lifetime, in order?

Question 7 7. At what time point in the Universe's history is it theorized that all the forces in nature appear along with particles, neutrons, protons, and electrons?

Question 8 8. Which type of galaxy do astronomers believe is very evolved?

Question 9 9. Which former planet is now considered to be a dwarf planet?

Question 10 10. When was our sun and Milky Way Galaxy formed?

Page 3

Question 11 11. Which of the inner planets is the hottest?

Question 12 12. In which type of galaxy are the stars in random orbit instead of rotating?

Question 13 13. What happens when the sun runs out of fuel?

Question 14 14. What are the three shapes galaxies take?

Question 15 15. What happens in the core of the sun?

Page 4

Question 16 16. Six billion years after the Big Bang, within galaxies, stars are born and die, often in enormous explosions called _____. The explosions of these stars distribute common elements, such as oxygen, carbon, nitrogen, calcium, and iron into space.

Question 17 17. How long ago did the Big Bang occur?

Question 18 18. Which planet is the smallest in the solar system?

Question 19 19. What does a protostar have to do to become a star?

Question 20 20. Which of these is the most massive type of star?

Page 5

Question 21 21. The stages of most stars life in order are:

Question 22 22. Which planet is tipped on its side and spins nearly horizontally?

Question 23 23. What spectral classification of star is the most common?

Question 24 24. 100 billion years from now, what will have happened to current galaxies?

Question 25 25. Identify the layers of the sun from the outside in.

Page 6

Question 26 26. What do astronomers believe about all the structures of the cosmos we see today?

Question 27 27. Which planet is known as the blue planet (other than Earth, which is also sometimes called the blue planet)?

Question 28 28. Which of the planets has a large satellite?

Question 29 29. Which of the inner planets rotates backwards?

Question 30 30. What are the four outer planets in order from the sun?

Space, The Solar System and the Universe Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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