Examlex
The fingerprint region in an IR spectrum is found between 2800 cm-1 and 3500 cm-1.
Preoperational Stage
A stage in Piaget's theory, occurring roughly between the ages of 2 and 7, characterized by symbolic thinking, egocentrism, and a lack of logical reasoning.
Crystallized Intelligence
The ability to use learned knowledge and experience.
Cultural Variations
Differences in the beliefs, behaviors, norms, and values among people from different backgrounds and societies.
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