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AP Psychology
Stimulus energies refer to various forms of physical energy (such as light waves, sound waves, or chemical molecules) that can excite our sensory receptors and elicit a response.
The process of receiving and detecting stimulus energies from the environment.
The minimum intensity or amount of stimuli needed for it to be detected by our sensory receptors.
Bottom-up processing: A type of information processing that starts with the sensory receptors and works up to higher-level cognitive processes.