Question

A light year is the distance light travels in 1 year.

Light travels at 3*10⁸ meters* sec^-1.

Write a program that calculates and displays the number of meters light travels in a year.

Answer 1

Thanks for the question. Below is the code you will be needing. Let me know if you have any doubts or if you need anything to change. 

Let me know for any help with any other questions.

Thank You!
===========================================================================

c = 3 * 10 ** 8 # speed of light

seconds_in_year = 365 * 24 * 60 * 60 # total seconds in a year

distance = c * seconds_in_year    # distance = speed* time 

print('Light travels {:,} meters in a year.'.format(distance))

================================================================