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The Universe Quiz 10 (25 MCQs)

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1. Use the Hertzsprung-Russell Diagram to answer the following question. White dwarf stars _____
2. The scientist who first challenged the Earth-centered Universe model was _____
3. The factor that is deliberately manipulated-(something that is changed)
4. What is the title of George's science competition presentation p 284
5. What does "spectrum" mean?
6. Which of the following correctly describes the geocentric model of the Solar System?
7. What type of electromagnetic radiation has the shortest wavelengths?
8. The event that marks the beginning of our known universe is called _____
9. Who among the following did not believe in a static universe (Steady-State Theory)?
10. The study of cosmology is concerned with
11. The process that changes hydrogen to helium in a star is called _____
12. After our solar system began to form, dust and gas combined into small bodies that formed the planets. What are these small bodies called?
13. Our solar system includes the Earth, the Sun, and the seven other planets that are in orbit around the Sun. Which of the following galaxies does our solar system belong to?
14. Which of the following would scientists say is true about most galaxies?
15. Which theory explained the flatness of the universe?
16. The sun is a glowing ball of _____
17. How many stars are in a galaxy.
18. What is a spherical body that orbits the sun
19. A meteoroid that penetrates Earth's atmosphere is called a
20. What is the existence of cosmic background radiation evidence for?
21. What existed one second after the Big Bang?
22. In the Big Bang model, which describes a universe that will stop expanding and begin to contract?
23. How are stars DIFFERENT from planets?
24. What is the main difference between an asteroid and a meteoroid?
25. Is all of time and space and its contents. It includes planets, moons, minor planets, stars, galaxies, and other celestial bodies.
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