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  2. Present continuous - Wikipedia

    en.wikipedia.org/wiki/Present_continuous

    The present continuous is formed by the present tense form of be and the present participle (-ing form) of the verb. [3] [4] For example, you would write the verb work in the present continuous form by adding the -ing suffix to the verb and placing a present tense form of be (am, are, is) in front of it: [3] I am working. You are working. She ...

  3. Simple present - Wikipedia

    en.wikipedia.org/wiki/Simple_present

    The simple present, present simple or present indefinite is one of the verb forms associated with the present tense in modern English. It is commonly referred to as a tense, although it also encodes certain information about aspect in addition to the present time. The simple present is the most commonly used verb form in English, accounting for ...

  4. Atmospheric circulation - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_circulation

    The Earth's atmospheric circulation varies from year to year, but the large-scale structure of its circulation remains fairly constant. The smaller-scale weather systems – mid-latitude depressions , or tropical convective cells – occur chaotically, and long-range weather predictions of those cannot be made beyond ten days in practice, or a ...

  5. Earthquake prediction - Wikipedia

    en.wikipedia.org/wiki/Earthquake_prediction

    Earthquake prediction is a branch of the science of seismology concerned with the specification of the time, location, and magnitude of future earthquakes within stated limits, [1] [a] and particularly "the determination of parameters for the next strong earthquake to occur in a region". [2]

  6. Emergency management - Wikipedia

    en.wikipedia.org/wiki/Emergency_management

    A mobile emergency operations center, in this case operated by the Air National Guard. Emergency management (also disaster management) is a science and a system charged with creating the framework within which communities reduce vulnerability to hazards and cope with disasters. [1]

  7. Mathematics education - Wikipedia

    en.wikipedia.org/wiki/Mathematics_education

    Exercises: the reinforcement of mathematical skills by completing large numbers of exercises of a similar type, such as adding simple fractions or solving quadratic equations. Rote learning : the teaching of mathematical results, definitions and concepts by repetition and memorisation typically without meaning or supported by mathematical ...