Examlex
The uncertainty in the position of a proton is 250 pm.What is the minimum kinetic energy of the proton when its position has been measured to this precision?
Language Learning
The process through which individuals acquire the ability to perceive, comprehend, and produce language.
Developmental Milestones
Specific functional and physical abilities that most children achieve by a certain age, used as indicators of typical child development.
Vocabulary
The set of words known and used by a person in speech and writing.
Private Speech
Verbal communication directed at the self, typical in early childhood, and used for self-guidance and regulation.
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