Examlex
Because they all involve formation of iron in cores of massive stars,all type II supernovae are equally luminous.
Sweepstakes
A type of contest or promotion where prizes are awarded to participants selected by random drawing.
False Positives
Instances where a test incorrectly indicates the presence of a condition or attribute.
Disease Test
A medical test performed to detect the presence or absence of a disease in an individual.
Infected Population
The segment of a community or species that is currently suffering from an infectious disease.
Q3: Interstellar reddening of starlight occurs because the
Q16: Having nothing to do with trigonometry,_ parallaxes
Q18: The temperature inside an H II region
Q47: Which of these is NOT typical of
Q60: What observations suggest the mass of the
Q60: A(n)_ stage is a relatively gentle mass-loss
Q62: The Crab Nebula is a bright,long-lasting supernova
Q64: The maximum mass of a white dwarf
Q71: From the center of the Milky Way,10-
Q93: What are the two most important intrinsic