Examlex
Give the chemical symbol for each element.
boron ____________________
lead______________________
copper___________________
krypton______________________
Physical Principles
Fundamental concepts or laws that govern the physical behavior of the universe, such as gravity, thermodynamics, and electromagnetism.
Mental Images
Visual representations in the mind that are not currently being perceived, often used in memory and problem-solving.
Structural Equivalence
A concept often used in network analysis and sociology, referring to the degree to which entities in a network have a similar pattern of connections to others, irrespective of the entities' individual attributes.
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