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In one natural experiment investigating weight-gain during the first year of college, it was found that female students who were assigned to dormitories with on-site dining facilities gained more weight and exercised less than students who were assigned to dormitories without food services.
Conservation
The act of preserving, protecting, or restoring natural environments, species, and resources for future generations.
Egocentrism
The inability to differentiate between one's own perspective and someone else's perspective.
Concrete Operational
A stage in Piaget's theory of cognitive development, from about 7 to 11 years of age, where children can use logic to solve problems but still struggle with abstract and hypothetical concepts.
Piaget's Stages
the theory proposed by Jean Piaget that outlines the four stages of cognitive development in children: sensorimotor, preoperational, concrete operational, and formal operational.
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