Examlex
As it orbits the Earth, the Moon appears to move eastward about its own diameter everyhour.
Criterion
A standard, rule, or test by which something can be judged or measured.
Absolute Threshold
The minimum intensity of a stimulus that one can perceive or detect 50% of the time.
Perceptual Invariance
The ability to recognize objects as remaining the same under different conditions, such as changes in lighting, angle, or distance.
Action Potentials
The rapid rise and fall of electrical voltage across a cell's membrane, allowing neurons to transmit signals along their axons.
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