What Is the Major Factor Controlling How Levers Work

question 79

Multiple Choice

What is the major factor controlling how levers work?

• A) the structural characteristics of the muscles of the person using the lever
• B) the weight of the load
• C) the difference in the positioning of the effort, load, and fulcrum
• D) the direction the load is being moved

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Definitions:

Debriefed

The process of providing a detailed explanation or information to participants after an experiment or significant event has concluded.

Confounding

Occurs when the effects of two variables cannot be separated.

Tuskegee Study

A deceitful and unethical study conducted by the U.S. Public Health Service from 1932 to 1972, which aimed to observe the natural progression of untreated syphilis in African American men in Alabama.

Experimental Realism

Relates to the extent to which the scenarios and conditions of an experiment are engaging and immersive enough for participants to behave naturally and authentically.