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  2. Activity - Wikipedia

    en.wikipedia.org/wiki/Activity

    Activity may refer to: Action (philosophy) , in general Human activity: human behavior , in sociology behavior may refer to all basic human actions, economics may study human economic activities and along with cybernetics and psychology may study their modulation

  3. Wikipedia:Contents/Human activities - Wikipedia

    en.wikipedia.org/.../Human_activities

    Sports – organized, competitive, entertaining, and skillful activity requiring commitment, strategy, and fair play, in which a winner can be defined by objective means. Generally speaking, a sport is a game based in physical athleticism.

  4. Physical activity - Wikipedia

    en.wikipedia.org/wiki/Physical_activity

    It includes other activities that involve movement; for example cleaning, running , active transport etc. Physical activity is defined as any voluntary bodily movement produced by skeletal muscles that requires energy expenditure. [1] Physical activity encompasses all activities, at any intensity, performed during any time of day or night. [2]

  5. Thermodynamic activity - Wikipedia

    en.wikipedia.org/wiki/Thermodynamic_activity

    The relative activity of a species i, denoted a i, is defined [4] [5] as: = where μ i is the (molar) chemical potential of the species i under the conditions of interest, μ o i is the (molar) chemical potential of that species under some defined set of standard conditions, R is the gas constant, T is the thermodynamic temperature and e is the exponential constant.

  6. Outdoor recreation - Wikipedia

    en.wikipedia.org/wiki/Outdoor_recreation

    Activities include backpacking, canoeing, canyoning, caving, climbing, hiking, hill walking, hunting, kayaking, and rafting. [6] Broader groupings include water sports, snow sports, and horseback riding. [6] People engage in physical activity outdoors as a form of recreation. [7] Various physical activities can be completed individually or ...

  7. Wikipedia:Contents/Outlines/Human activities - Wikipedia

    en.wikipedia.org/.../Outlines/Human_activities

    Sports – organized, competitive, entertaining, and skillful activity requiring commitment, strategy, and fair play, in which a winner can be defined by objective means. Generally speaking, a sport is a game based in physical athleticism.

  8. Recreation - Wikipedia

    en.wikipedia.org/wiki/Recreation

    Recreation is an activity of leisure, leisure being discretionary time. [1] The "need to do something for recreation" is an essential element of human biology and psychology. [2] Recreational activities are often done for enjoyment, amusement, or pleasure and are considered to be "fun".

  9. Wikipedia : Contents/Overview/Human activities

    en.wikipedia.org/.../Overview/Human_activities

    Human activity – Arts • Childraising (Babysitting, Child care) • Crime (Harassment, Homicide) • Educating (Learning, Teaching) • Entertainment • Exercise • Exploration (Underwater exploration, Space exploration) • Globalization • Hobbies • Industrialisation • Innovation • Law enforcement • Learning • Leisure ...