A Woodchuck Tries to Crack a Walnut Shell in Two

question 100

Multiple Choice

A woodchuck tries to crack a walnut shell in two different ways--with his paws and with his teeth.The last method worked and the first did not; hence,the woodchuck will be more likely to rely on his teeth for splitting the next nut.This observation illustrates the:

• A)the discrimination principle.
• B)the law of practice.
• C)the law of effect.
• D)the Premack principle.

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Definitions:

AWS

American Welding Society, an organization dedicated to advancing the science, technology, and application of welding and allied joining and cutting processes.

Extension Lines

Extension lines are lines drawn on a blueprint or sketch that extend from the outline of a part to call out dimensions or indicate a detail’s location.

Dimension Lines

Lines used in a drawing to show the direction and extent of a dimension, often terminating in arrowheads that point precisely to the dimension's extent.

Callout

An annotation on a drawing, usually detailing information of a specific feature, dimension, or instruction.