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Author Question: Differential rotation is when a planet's equator and polar regions rotate at different rates. ... (Read 122 times)

Tirant22

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on: Jul 27, 2018
Differential rotation is when a planet's equator and polar regions rotate at different rates.
 
  Indicate whether the statement is true or false

Question 2

The convex secondary mirror in this design focuses light down through a hole cut in the concave primary mirror.
 
  A) refractor
  B) prime focus reflector
  C) Newtonian reflector
  D) Cassegrain reflector
  E) interferometer


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sokh

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

TRUE

Answer to Question 2

D


Tirant22

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Reply #2 on: Jul 27, 2018
Thank you!


sokh

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Reply #3 on: Jul 27, 2018
Always glad to help...


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