While studying the role of saliva in digestion of dogs Pavlov accidentally discovered Classical Conditioning, which denotes a <span>learning procedure in which a biologically potent stimulus (e.g. food) is paired with a previously neutral stimulus (e.g. a bell).</span>
In the case of the dogs Pavlov observed, the salivation was the unconditioned response and the salivation was the conditioned response.
Because it was the main way to ear money cause it was before the industrial revolution was in process (i apologize if this answer is incorrect)
Answer:
D
Explanation:
A) it is mentioned that 1 cup of water was added to each column which shows that the amount of water added to eahc column was constant, or the same
B) it is mentioned that the cylinder contained equal volumes of different sized particles, which means volume fo particles is constant as there are equal volumes
C) It is also reasonable to assume that the columns are identical as its not mentioned that they weren't, thus makking this variable constant
D) It is mentioned that small particles of marble and large particles of granite were used, this is the independent variable or the variable we change to look at the different reactions, since there re 2 different substances(marble and granite) being used the type of substance is NOT constant
The Ancient Athenian government is known as the first democracy in the world. They created the idea of having an Assembly (or in our day and age a Congress/House of Representatives/City Councils). They relied heavily on citizen participation and elections.
It banned slavery in the northwest territory