An experimenter presents a flash of light and a bell simultaneously followed by food. Conditioning proceeds satisfactorily, but when the experimenter presents the light and bell separately, he finds that the bell is an effective CS, but the light is not. The experimenter has demonstrated

What words in the preamble to the constitution reflect the principle of popular sovereignty

Suppose you are a freshmen in college and you have not declared a major. one reason you enrolled at your respective college was the school's vibrant social life. at the same time, you want to balance your academic life because you know that your grades will matter for graduate school or job applications. you decide to forgo partying for two hours to study for an upcoming economics exam. in your first semester's principles of economics class, you learn that the enjoyment you would have received from partying is an example of a(n)

The “redeemers” in the last-19th century south would have been most likely to support?