1. A "light-second" is a unit of length, the distance that light travels in a second; it is defined to be exactly 299,792,458 meters. Define a Python function, lightSecs(miles) that when given a number of miles returns the equivalent of that length in light seconds. Note that a mile is 1609.344 meters. Test the function (Notes: Submit the source code .py and insert the screenshots of the test results into this document after the problem. 

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You can create a Python function lightSecs to convert miles to light seconds using the given conver... View the full answer