Examlex
Q11: Most large spirals and ellipticals are comparable
Q15: A critical difference between millisecond and normal
Q34: What is the typical main sequence lifetime
Q36: Einstein's cosmological constant is a leading candidate
Q68: The making of abundant iron nuclei is
Q79: Most interstellar clouds are:<br>A) much bigger than
Q95: What is the force that keeps a
Q96: Galaxies contain at most one supermassive black
Q103: According to the HST data,very distant (and
Q104: One energy source for brown dwarfs is:<br>A)