Examlex
The single-phase motors used in air conditioning systems are generally one of three types.
Sensorimotor Stage
The first stage in Piaget's theory of cognitive development, covering the period from birth to about 2 years of age, where infants learn through interacting with their environment.
Piaget
A Swiss psychologist known for his pioneering work in the study of child development and his theory of cognitive development which outlines how children progress through various stages of intellectual growth.
Concrete Operational
A stage in Piaget’s theory of cognitive development where children aged 7 to 12 develop logical thinking skills but are still concrete in their approach to problem-solving.
Formal Operational
A stage in Piaget's theory of cognitive development, where individuals are able to think abstractly, logically, and systematically.
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