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Author Question: What problem do refractor telescopes have that reflectors don't? A) chromatic aberration B) ... (Read 84 times)

EAugust

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on: Jul 27, 2018
What problem do refractor telescopes have that reflectors don't?
 
  A) chromatic aberration
  B) light loss from secondary elements
  C) diffraction limited resolution
  D) atmospheric blurring
  E) bad seeing

Question 2

Because of its axial tilt and more elliptical orbit, Mars' polar caps change size even more than the Earth's do.
 
  Indicate whether the statement is true or false


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blakcmamba

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Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

TRUE


EAugust

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Reply 2 on: Jul 27, 2018
Wow, this really help

alexanderhamilton

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Reply 3 on: Yesterday
Gracias!

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