Answer: stimulus
The students reaction is explained by the theory of classical conditioning first coined by Ivan Pavlov. The students are conditioned to associate the doer closing with the pop quiz and respond accordingly. Pavlov used dogs and their response to ringing a bell every time their food was served, after a some conditioning the dogs would salivate at the sound of the bell regardless of whether or not food was present. The bell was the stimulus.
I want to say federal but wait till someone else answers.
Explanation:
<h3>Lithium is widely distributed but does not occur in nature in its free form. Because of its reactivity, it is always found bound with one or more other elements or compounds. ... The metal is separated from other elements in igneous rocks, and is also extracted from the water of mineral springs.</h3>
Answer: no tengo una respuesta concreta para clase, pero segun mi opinion habría mucha deforestacion, contaminacion, se podria afectar mucho mas la capa de ozono, entre otras cosas.
I need help will you help me plz
