If L = Load, F = Fulcrum, and E =

question 71

Multiple Choice

If L = load, F = fulcrum, and E = effort, what type of lever system is described as LEF?

• A) first-class lever
• B) second-class lever
• C) third-class lever
• D) fourth-class lever

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Definitions:

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally triggers an automatic response without prior conditioning.

Conditioned Response

A learned reaction or behavior to a conditioned stimulus that occurs after conditioning in classical conditioning experiments.

Unconditioned Response

An automatic, reflexive reaction that occurs in response to an unconditioned stimulus without prior learning or conditioning.

Empiricist

An empiricist is someone who emphasizes the role of experience and evidence from the senses in the acquisition of knowledge.