Examlex
Any main- sequence star over 25 solar masses will probably retain enough matter in its core after its supernova to make a black hole.
Classical Conditioning
The process of acquiring knowledge through the relationship between a stimulus present in the environment and one that is naturally existing.
Repeated Trials
The process of conducting an experiment or assessment multiple times to ensure reliability and accuracy of the results.
Learning
The process of acquiring knowledge or skills through study, experience, or being taught.
Conditioned Response
A learned response to a previously neutral stimulus that has become associated with an unconditioned stimulus through conditioning.
Q14: A black hole can be created in
Q28: Compare the orbital motion of stars in
Q39: The result of a galactic merger depends
Q43: Optically mapping the Milky Way is made
Q55: Special relativity says that c, the speed
Q88: Why were Type I supernovae so critical
Q92: When light escapes from near a black
Q105: The greatest redshifts yet observed for quasars
Q109: Why did Hubble have to rely on
Q143: Which statement about the Magellanic Clouds is