Examlex
The one characteristic that determines a main-sequence star's lifetime is mass.
Constant Proportion
A principle that, in a specific context, a relationship between certain quantities remains consistent, irrespective of changes in other variables.
Absolute Threshold
The minimum intensity of a stimulus that one can detect 50% of the time, which varies across different sensory modalities.
Statistical Average
A value that signifies the central or typical value in a set of data, calculated by dividing the sum of all values by the number of values.
Stimulation Necessary
The requirement for physical or mental stimulation to facilitate learning, development, or achieving a heightened state of activity.
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