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Science-Related Homework Help Astronomy Topic started by: codytheaggie on Mar 19, 2018



Title: Dark energy is the name of the
Post by: codytheaggie on Mar 19, 2018
Dark energy is the name of the
 
  a. force that lead to the inflationary period of the Universe.
  b. five-dimensional space of the Universe.
  c. force suspected to cause the current acceleration in the rate of expansion of the Universe.
  d. one of the particles of dark matter related to WIMPs.
  e. the force that holds the proton together.

Question 2

Type II supernovae are believed to occur when the cores of massive stars collapse.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 3

The assumption of homogeneity states that
 
  a. the Universe looks the same at all epochs.
  b. the Universe looks the same from all locations over sufficiently great distances.
  c. the Universe looks the same in all directions over sufficiently great distances.
  d. the Universe looks the same at all epochs, the Universe looks the same from all locations over sufficiently great distances, and the Universe looks the same in all directions over sufficiently great distances.
  e. None of the other choices are correct.

Question 4

The Sun will eventually become a supernova.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 5

The assumption of isotropy states that
 
  a. the Universe looks the same at all epochs.
  b. the Universe looks the same from all locations over sufficiently great distances.
  c. the Universe looks the same in all directions over sufficiently great distances.
  d. the Universe looks the same at all epochs, the Universe looks the same from all locations over sufficiently great distances, and the Universe looks the same in all directions over sufficiently great distances.
  e. None of the other choices are correct.


Title: Dark energy is the name of the
Post by: tomg2113 on Mar 19, 2018
Answer to q. 1

c

Answer to q. 2

TRUE

Answer to q. 3

b

Answer to q. 4

FALSE

Answer to q. 5

c