quiz3 review - Quiz 3 Review Astronomy 1140 1 Telescopes...

Quiz 3 Review
Astronomy 1140
1 Telescopes and Optics
• What do the best telescope sites have in common? Why are these conditions so useful?
• What is a reflecting telescope? A refracting telescope?
• If the eye were a telescope, would it be reflecting or refracting?
• What determines the power of a telescope? How do you calculate this?
• There are several optical telescopes that are larger than the Hubble Space Telescope.
What advantage does it have over them?
• What happens to light as it enters different media? Why?
• What is the refractive index of a material? What does a high refractive index mean?
• Describe chromatic aberration. How can we correct for it?
• Which wavelengths are visible from the ground? Which do we have to use space
telescopes to study?
2 The Planets
• What are the terrestrial planets? What do they have in common?
• What are the Jovian planets? What do they have in common?
• Why do the outer plantes have large atmospheres?
• What is a planet’s albedo?
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