el6lialtaytpigsil
el6lialtaytpigsil el6lialtaytpigsil
  • 18-06-2016
  • Social Studies
contestada

Approximately how old is the Moon thought to be?
a. 1 billion years
b. 2.1 million years
c. 3.8 billion years
d. 4.5 billion years

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XxNightxLostxX
XxNightxLostxX XxNightxLostxX
  • 29-06-2016
d. 4.5 billion years

is the correct choice
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