to get your bearings on the horizontal time axis of this plot, it is useful to calculate the age of the universe in seconds today. if you multiply the age of the universe in years by the number of seconds in a year, approximately what is the current age of the universe in seconds? a 4×10^17s
b 3×10^15s
c 1.4×10^10s
d 4×10^24s



Answer :