While more massive than most of its neighbors, our Sun is still ...

[vicky]

While more massive than most of its neighbors, our Sun is still technically a low-mass star.
 
  Indicate whether the statement is true or false

Question 2

How have astronomers measured the acceleration of the universe?
 
  A) by measuring changes in galaxies' redshifts from year to year
  B) by comparing lookback times for white-dwarf supernovae (by measuring their apparent brightness) with the average distance between galaxies (based on their cosmological redshifts)
  C) They have not. It is a purely hypothetical idea.

[lorealeza77]

Answer to Question 1

TRUE

Answer to Question 2

B

[vicky]

Wow, this really help

[jackie]

Thanks for the timely response, appreciate it