Many objects in space are so far away from earth that their distances...?

  • Thread starter Thread starter Alexa W
  • Start date Start date
Many objects in space are so far away from earth that their distances are not measured in miles or kilometers but rather in the amount of time it would take light from that body to reach earth. The term used for this measurement is ______________.

A. astronomical units
B. solar years
C. transitional days
D. light years
 
Back
Top