Examlex
How many moles of potassium are contained in 200 g of potassium?
Popliteal Angle
The angle formed at the knee when the leg is bent at the knee; used in medical examinations to assess hamstring tightness and flexibility.
Preoperational Thought
A stage in Piaget's theory of cognitive development where children aged 2-7 years think symbolically but are not yet able to perform operations or use logical reasoning.
Egocentrism
A cognitive characteristic where an individual has difficulty understanding or assuming perspectives different from their own, typically seen in early childhood.
Centration
A cognitive limitation in early childhood, where the focus is on one aspect of a situation while neglecting others.
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