Astronomer’s know that a certain type of star emits the most light…

Question Answered step-by-step Astronomer’s know that a certain type of star emits the most light… Astronomer’s know that a certain type of star emits the most light at 100nm. However when the observe a star of that type, they measure a wavelength of 230nm. How fast must that star be traveling, and is it traveling towards or away from the Earth Science Physics PHY MISC Share QuestionEmailCopy link Comments (0)