If star A has a temperature that is twice as hot as the Sun but has the same luminosity as the Sun, the diameter of star A must be times the diameter of the Sun.

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99