Exam (elaborations)
54 Chapter 1 ASTR End Of Year Questions And Answers
- Course
- Institution
16) What do we mean by the observable universe? - ️️C) the part of the universe that could be observed in principle, including things that may require future technologies 6) Suppose we imagine the Sun to be about the size of a grapefruit. How big an area would the orbits of the eight planets o...
[Show more]