Examlex
The acidity of "acid rain" can be traced to the reaction of CO2 in the atmosphere forming carbonic acid (H2CO3).
Distinct Entities
Separate or different things or beings with their own specific identity or characteristics.
Hierarchical Classification
A method of classifying entities in which items are arranged in a graded order from broad to specific categories.
Conservation of Number
A developmental concept in children's cognitive psychology, noting their understanding that the quantity of a substance remains the same despite changes in its shape or form.
Cognitive Development
Cognitive development is the process through which individuals acquire and evolve in their problem-solving skills, memory, learning capacity, and understanding of the world.
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