Examlex
How are wavelength,frequency,and energy related for photons of light?
Secondary Circular Reactions
A stage in Piaget's theory of cognitive development, where infants repeat actions to trigger reactions in their environment, aiding in the understanding of cause and effect.
Object Permanence
The understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed.
Sensorimotor Stage
The first stage in Piaget's theory of cognitive development, where infants learn through interacting with their environment, developing motor coordination and knowledge of the world.
Concrete-Operational Stage
A stage in Piaget's theory of cognitive development where children, usually aged 7 to 12, develop logical thinking but are not yet capable of abstract thought.
Q8: List at least three of the notable
Q35: carried the first humans to the Moon
Q39: When traveling north from the United States
Q57: Which of the following effects is caused
Q63: Where was the Sun in Ptolemy's model
Q83: Which scientists played a major role in
Q102: Which of the following statements is not
Q116: The tides on Earth are an example
Q124: The stars of Orion's belt rise in
Q125: A million years from now,Alpha Centauri will