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Home Q & A Board Science-Related Homework Help Physics Astronomy
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Atir Atir
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6 years ago
How long is one Hubble time?
 
  a. 1/4 the age of the Universe b. 1/2 the age of the Universe
  c. the age of the Universe d. double the age of the Universe

Question 2

Which of the following is a force of nature?
 
  a. gravity b. weak
  c. strong d. All of the other choices are correct.

Question 3

The Universe contains _____________________.
 
  a. 22.7 baryonic, 4.5 WIMPs, 72.8 dark energy b. 22.7 normal, 4.5 non-Baryonic, 72.8 dark energy
  c. 22.7 non-Baryonic, 4.5 normal, 72.8 dark energy d. 22.7 dark energy, 4.5 baryonic, 72.8 non-baryonic

Question 4

Large scale structures of the Universe include ___________.
 
  a. filaments b. voids
  c. walls d. All of the other choices are correct.

Question 5

If the Universe is truly flat, then what is the curvature and type of Universe?
 
  a. positive, open b. zero, flat
  c. negative, closed d. None of the other choices are correct.
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fayez_83fayez_83
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6 years ago
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Atir Author
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#2
6 years ago
Thank you for answering correctly!
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