Make something noticeable or detectable.

In sports, health, and exercise testing, the rating of perceived exertion, as measured by the Borg rating of perceived exertion scale, is a quantitative measure of perceived exertion during physical activity.

The apparent temperature of the environment; may be different from the actual temperature because of factors such as wind chill or humidity

the degree to which employees believe that their organization values their contributions and cares about their well-being and fulfills socioemotional needs.

developed to measure the degree to which situations in one’s life are appraised as stressful.