1. What Part of the Electromagnetic Spectrum Is Utilized by Optical Telescopes?
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Astronomy Power-Point Notes: Optical Telescopes
1. What part of the electromagnetic spectrum is utilized by optical telescopes?
2. Name the two basic types of optical telescopes.
3. What is another name for refracting telescopes?
4. What type of lens is used in a refracting telescope?
5. List several advantages for using the refracting telescope.
6. List several disadvantages to using a refracting telescope.
7. Draw and label a diagram of a refracting telescope.
8. How is a reflecting telescope different from a refracting telescope?
9. What is the prime focus?
10. What type of mirror is used in reflecting telescopes?
11. Why is it important to use this type of mirror? 12. Draw and label a diagram of a reflecting telescope. 13. What is another name for a Newtonian telescope?
14. How is the Newtonian different from a simple reflecting telescope?
15. List some advantages of a Newtonian telescope.
16. List some disadvantages of a Newtonian telescope.
17. What is a Dobsonian telescope?
18. List two types of cassegrain telescopes.
19. What are some advantages to using a Cassegrain telescope?
20.What are some disadvantages to using the Cassegrain telescope?
21. What can you see with a telescope?