Examlex
Which of the following wavefronts results from a supersonic flight?
Volume
A measurement of the amount of space occupied by a three-dimensional object or substance.
Concrete Operational
A stage in Piaget's theory of cognitive development where children aged about 7 to 11 years can perform various mental operations using concrete objects.
Sensorimotor
Pertaining to the body's responses to sensory stimuli and the coordination of sensory and motor activities.
Conservation
The principle that certain physical characteristics (such as volume, mass, or number) remain unchanged, even when their appearance changes, as understood in cognitive development.
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