(Solved): Proxima Centauri is \( 4.22 \pm 0.01 \) light-years from Part A Earth. Determine the length of 1 l ...

Proxima Centauri is \( 4.22 \pm 0.01 \) light-years from Part A Earth. Determine the length of 1 light-year in meters. Express your answer to three significant figures and include the appropriate units. Convert the distance to the star into meters. Express your answer with the appropriate units. What is the uncertainty in the answer? Express your answer with the appropriate units.