What term refers to the size of G Force applied to the body?

The term that best refers to the size of G Force applied to the body is "Magnitude of the G Force." This term specifically denotes the strength or intensity of the gravitational force experienced, often expressed in multiples of Earth's gravity (g). When discussing the effects of acceleration on the human body, it is crucial to refer to the magnitude, as it directly relates to how strongly a person feels the force, especially in environments such as aviation and space where rapid changes in speed and direction occur.

While other terms like "intensity," "volume," and "pressure" may evoke similar concepts, they do not directly capture the notion of G Force related to acceleration. "Intensity" might suggest a different aspect that is not strictly defined in terms of G Force, "volume" does not pertain to force, and "pressure" typically relates to force applied over an area rather than the force due to gravity or acceleration per se. Therefore, using "magnitude" provides clarity and precision in describing the G Force's effect on the body.