Match the Definition to the Term

question 13

Multiple Choice

Match the definition to the term.
-therbligs

• A)a method in which movie cameras were used to record the detailed physical movements required to perform certain tasks,thus revealing how to design machinery and to create methods to make work more efficient and easier for the worker
• B)a term to define eighteen independent motions of the hand
• C)the impact on performance or behavior of being aware that you are a participant in a study
• D)the process of breaking down each task a worker performed into the specific movements it required,and timing each movement

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Definitions:

Mean Change

The difference in the average values or mean scores of a dataset between two points in time or conditions.

Carbonyl Stretching Frequency

The specific frequency at which the carbonyl group (C=O) vibrates in an infrared spectrum, used to identify the presence of carbonyl-containing compounds.

Compounds

Chemical substances formed by the combination of two or more elements in fixed ratios, possessing unique chemical and physical properties.

Ketones

Organic compounds featuring a carbonyl group (C=O) bonded to two other carbon atoms, important in biochemistry and industry.