Examlex
Spectroscopic parallax is the process of finding the distance to a star by measuring its shift against the background stars over 6 months.
Species Being
A concept in Marxist theory referring to the inherent nature of humans to shape their environment and themselves through labor.
Material Reality
Refers to the physical world or physical aspects of existence as perceived through the senses, independent of mental constructions or interpretations.
Human Activities
Actions or endeavors undertaken by people that impact the environment, society, or economy, encompassing a wide range of behaviors and processes.
Material Purpose
The inherent or intended function of a material object, often relating to its practical use or role in achieving a goal.
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