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Author Question: How can the big bang still be found even though you may not be able to see it with your eyes? In ... (Read 19 times)

elizabeth18

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on: Jul 27, 2018
How can the big bang still be found even though you may not be able to see it with your eyes? In what band of the electromagnetic spectrum has it been detected?
 
  What will be an ideal response?

Question 2

What evidence do we have that the Universe is expanding?
 
  What will be an ideal response?


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stallen

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

The cosmic microwave background radiation is radiation from the big bang, it is in the microwave part of the spectrum.

Answer to Question 2

Redshifts of the galaxies are proportional to distance.


elizabeth18

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

rachel

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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