Examlex
The center of mass of an object does not have to be located within the object.
Relative Age
Relative age is a way of determining the sequence in which geological events occurred, without necessarily determining their specific age in years.
Boundary
A dividing line or border between different earth sciences phenomena, such as between tectonic plates or ecological biomes.
Tan Rock
A geological formation characterized by its light brownish color, which can vary based on mineral composition and weathering processes.
Black Rock
Generally refers to any dark-colored igneous rock, typically basalt, known for its hardness and dark appearance.
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