Examlex
The estimated rate at which supernova explosions occur in a spiral galaxy, such as the Milky Way, is about once every _____ years.
Evolutionary Psychology
A theoretical approach in psychology that attempts to explain mental and psychological traits—such as memory, perception, or language—as adaptations, i.e., as the functional products of natural selection.
Reproductive Success
The number of offspring an individual produces and supports to reproductive age; a measure of evolutionary fitness.
Paraphilias
Are sexual interests in objects, situations, or individuals that are atypical, involving non-normative arousal patterns.
Paraphilia
A condition characterized by abnormal sexual desires that may involve non-human objects, suffering or humiliation of oneself or one's partner, or children.
Q54: When a hydrogen atom is excited by
Q86: A star of 25 solar masses spends
Q96: Stars that have ejected a planetary nebula
Q130: In the asymptotic giant branch (AGB) phase
Q131: What is the difference between an extrasolar
Q172: One newly discovered type of neutron star
Q181: The mathematical form of the Hubble law
Q214: Which one of these phenomena is NOT
Q225: Astronomers believe that elements heavier than carbon
Q229: If the universe is only 14 billion