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  2. Water year - Wikipedia

    en.wikipedia.org/wiki/Water_year

    The United States Geological Survey (USGS) defines it as the period between October 1 of one year and September 30th of the next, [2] [3] as late September to early October is the time for many drainage areas in the US to have the lowest stream flow and consistent ground water levels. The water year is designated by the calendar year in which ...

  3. Prophase - Wikipedia

    en.wikipedia.org/wiki/Prophase

    Prophase is the first stage of mitosis in animal cells, and the second stage of mitosis in plant cells. [10] At the start of prophase there are two identical copies of each chromosome in the cell due to replication in interphase. These copies are referred to as sister chromatids and are attached by DNA element called the centromere. [11]

  4. List of citizen science projects - Wikipedia

    en.wikipedia.org/wiki/List_of_citizen_science...

    Other projects like AgeGuess [8] focus on the senior demographics and enable the elderly to upload photos of themselves so the public can guess different ages. Lists of citizen science projects may change. For example, the Old Weather project website indicates that as of January 10, 2015, 51% of the logs were completed. [9]

  5. Science project - Wikipedia

    en.wikipedia.org/wiki/Science_project

    A science project is an educational activity for students involving experiments or construction of models in one of the science disciplines. Students may present their science project at a science fair, so they may also call it a science fair project. Science projects may be classified into four main types.

  6. Which drinking water is healthiest? The pros and cons of tap ...

    www.aol.com/lifestyle/drinking-water-healthiest...

    While some bottled water is from a spring or filtration system, research shows that nearly 65% of bottled water sold in the U.S. comes from municipal tap water. But Rumpler says there can be ...

  7. File:NASA Science Calendar 2022.pdf - Wikipedia

    en.wikipedia.org/wiki/File:NASA_Science_Calendar...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Pages for logged out editors learn more

  8. Michigan Court declines to hear appeal of ex-officer charged ...

    www.aol.com/michigan-court-declines-hear-appeal...

    The Michigan Supreme Court declined to hear an appeal Monday from a former police officer who is charged with killing a 26-year-old Black man during a traffic stop. Christopher Schurr was fired ...

  9. Calendar - Wikipedia

    en.wikipedia.org/wiki/Calendar

    In a solar calendar a year approximates Earth's tropical year (that is, the time it takes for a complete cycle of seasons), traditionally used to facilitate the planning of agricultural activities. In a lunar calendar, the month approximates the cycle of the moon phase. Consecutive days may be grouped into other periods such as the week.

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