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23 Nov 2019
A "light-year" is the distance light (speed = 2.998 x 10^8 m/s)travels in one year.
(a) How many meters are there in 10.0 light-years?
(b) An astronomical unit (AU) is the average distance from the Sunto Earth, 1.50 x 10^8 km. How many AU are there in 10.0light-year?
(c) What is the speed of light in AU/h?
A "light-year" is the distance light (speed = 2.998 x 10^8 m/s)travels in one year.
(a) How many meters are there in 10.0 light-years?
(b) An astronomical unit (AU) is the average distance from the Sunto Earth, 1.50 x 10^8 km. How many AU are there in 10.0light-year?
(c) What is the speed of light in AU/h?
Hubert KochLv2
21 Mar 2019