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Author Question: The fact that the cosmic microwave background radiation has almost exactly the same temperature in ... (Read 113 times)

segrsyd

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on: Jul 27, 2018
The fact that the cosmic microwave background radiation has almost exactly the same temperature in every direction is referred to as the _______________ problem.
 
  Fill in the blank(s) with correct word

Question 2

What are the only four forces that can affect matter?
 
  What will be an ideal response?


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frejo

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

horizon

Answer to Question 2

The four forces are gravitational force, electromagnetic force, strong force, and weak force.


segrsyd

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Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

scikid

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Reply 3 on: Yesterday
Excellent

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