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Author Question: Antiprotons and positrons are examples of ______________, which are not ordinary matter. Fill in ... (Read 64 times)

fagboi

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on: Jul 27, 2018
Antiprotons and positrons are examples of ______________, which are not ordinary matter.
 
  Fill in the blank(s) with correct word

Question 2

After recombination occurred, the Universe was plunged into a period of time known as the ___________, which lasted hundreds of millions of years until the first stars were born.
 
  Fill in the blank(s) with correct word


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fur

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

antimatter

Answer to Question 2

dark age


fagboi

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

yeungji

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Reply 3 on: Yesterday
Excellent

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