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Author Question: What two physical processes balance each other to create the condition known as gravitational ... (Read 12 times)

DelorasTo

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What two physical processes balance each other to create the condition known as gravitational equilibrium in stars?
 
  A) gravitational force and outward pressure B) gravitational force and surface tension
  C) the strong force and the electromagnetic force D) the strong force and the weak force

Question 2

Draw and label a simple diagram of the following:
  a. a refracting telescope
  b. a reflecting telescope
 
  What will be an ideal response?



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stallen

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Answer to Question 1

A

Answer to Question 2

Diagrams should look similar to Figures 5.14a and 5.15b in the text.




DelorasTo

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


bigcheese9

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Reply 3 on: Yesterday
Excellent

 

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