1 4/2 and 4/8 are also simple quadruple. 2  Notice that a time signature in simple meter will always have a 2, 3, or 4 for the top number. 3  While beats in simple meter are divided into two notes, beats in compound meter are divided into three. 4  To demonstrate this, we will examine 6/8 time.
The Discovery and Isolation of Caffeine. Caffeine has been used as a medicinal and recreational drug since before recorded history, by consumption of caffeine bearing plants. However, the discovery of the chemical did not occur until a young physician called Friedlieb Ferdinand Runge isolated and purified the white crystalline substance in 1819.
The Little Albert experiment was a case study showing empirical evidence of classical conditioning in humans. This study was also an example of stimulus generalization. It was carried out by John B. Watson and his graduate student, Rosalie Rayner, at Johns Hopkins University.The results were first published in the February 1920 issue of the Journal of Experimental Psychology.ritical reading of Watson and Rayner's (1920) report reveals little evidence either that Albert developed a rat phobia or even that animals consistently evoked his fear (or anxiety) during Watson and Rayner's experiment.