Half the stars in the Milky Way Galaxy are members of a binary system, many of which are likely to ...

Half the stars in the Milky Way Galaxy are members of a binary system, many of which are likely to support life on planets.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Aside from Earth, Venus is the most likely place for life to exist in the Solar System.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 3

Earth sends out more signals into space by accident than with intent.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 4

In 1974, astronomers broadcasted a radio message of greeting towards the globular cluster M13, 25,000 light-years away.
 
  a. True
  b. False
  Indicate whether the statement is true or false