Examlex
The parallax of the star 75 Leo is 0.10 and its apparent visual magnitude is +5.18. The absolute visual magnitude of 75 Leo is ____________________.
Tautological
Pertaining to a statement that is true by necessity or by virtue of its logical form.
Natural Phenomena
Events or observable occurrences in the natural world, not produced by humans, that can be explained through scientific investigation.
Natural Science
The branch of science concerned with the description, prediction, and understanding of natural phenomena, based on empirical evidence from observation and experimentation.
Human Society
A structured community of people bound together by cultural similarities, social relations, or other shared attributes.
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