What Is the Key Difference Between the Independent and Dependent

question 19

Multiple Choice

What is the key difference between the independent and dependent variables?

• A) The dependent variable should change in response to manipulation of the independent variable.
• B) The independent variable should change in response to manipulation of the dependent variable.
• C) Although both the dependent and independent variables are manipulated, only the dependent variable is considered an intervention.
• D) The dependent variable relies on personal or demographic variables for strength, whereas the independent variable is strong enough to stand alone.

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Definitions:

Cool-down

A series of gentle exercises done after more intense physical activity to gradually lower the body's temperature and heart rate.

Aerobic Endurance

The ability of the heart and lungs to deliver oxygen to the body's tissues during prolonged physical activity.

Glycolysis

A metabolic pathway that breaks down glucose into pyruvate, releasing energy and forming ATP, commonly occurring in nearly all living cells.

Cardiorespiratory Fitness

The efficiency with which the heart, lungs, and vascular system supply oxygen-rich blood to the muscles during sustained physical activity.