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  2. National Curriculum and Textbook Board - Wikipedia

    en.wikipedia.org/wiki/National_Curriculum_and...

    All public schools and many private schools in Bangladesh follow the curriculum of NCTB. Starting in 2010, every year free books are distributed to students between Grade-1 to Grade-10 to eliminate illiteracy. [6] These books comprise most of the curricula of the majority of Bangladeshi schools. There are two versions of the curriculum.

  3. List of natural phenomena - Wikipedia

    en.wikipedia.org/wiki/List_of_natural_phenomena

    An aurora is a natural phenomenon. A natural phenomenon is an observable event which is not man-made. Examples include: sunrise, weather, fog, thunder, tornadoes; biological processes, decomposition, germination; physical processes, wave propagation, erosion; tidal flow, and natural disasters such as electromagnetic pulses, volcanic eruptions ...

  4. Quake (natural phenomenon) - Wikipedia

    en.wikipedia.org/wiki/Quake_(natural_phenomenon)

    An earthquake is a phenomenon that results from the sudden release of stored energy in the Earth's crust that creates seismic waves.At the Earth's surface, earthquakes may manifest themselves by a shaking or displacement of the ground and sometimes cause tsunamis, which may lead to loss of life and destruction of property.

  5. List of severe weather phenomena - Wikipedia

    en.wikipedia.org/wiki/List_of_severe_weather...

    Cyclones. Extratropical cyclone. European windstorms; Australian East Coast Low "Medicane", Mediterranean tropical-like cyclones Polar cyclone; Tropical cyclone, also called a hurricane, typhoon, or just "cyclone"

  6. Category:Earth phenomena - Wikipedia

    en.wikipedia.org/wiki/Category:Earth_phenomena

    Includes a broad assortment of terms related to Earth's ecological mechanisms and other environmental phenomenon. See also related category:meteorology and category:weather where there are broad range of atmospheric phenomena discussed.

  7. Book of Nature - Wikipedia

    en.wikipedia.org/wiki/Book_of_Nature

    Humans, living in a world that was acted upon by free-acting and conspiring gods of nature, attempted to understand their world and the actions of the divine by observing and correctly interpreting natural phenomena, such as the motion and position of stars and planets. Efforts to analyze and understand divine intentions led mortals to believe ...

  8. Wikipedia : Wikipedia for Schools/Welcome/Natural Science

    en.wikipedia.org/.../Welcome/Natural_Science

    These branches of natural science may be further divided into more specialized branches (also known as fields). As empirical sciences, natural sciences use tools from the formal sciences, such as mathematics and logic, converting information about nature into measurements which can be explained as clear statements of the "laws of nature". [1]

  9. Wikipedia : Featured pictures/Natural phenomena/Weather

    en.wikipedia.org/.../Natural_phenomena/Weather

    Animals · Artwork · Culture, entertainment, and lifestyle · Currency · Diagrams, drawings, and maps · Engineering and technology · Food and drink · Fungi · History · Natural phenomena · People · Photographic techniques, terms, and equipment · Places · Plants · Sciences · Space · Vehicles · Other lifeforms · Other