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  2. Science fair - Wikipedia

    en.wikipedia.org/wiki/Science_fair

    A science fair or engineering fair is an event hosted by a school that offers students the opportunity to experience the practices of science and engineering for themselves. In the United States, the Next Generation Science Standards makes experiencing the practices of science and engineering one of the three pillars of science education.

  3. From blowing frozen bubbles to throwing boiling water: The ...

    www.aol.com/weather/blowing-frozen-bubbles...

    The boiling water trick. The boiling water trick is one of the more popular experiments featured on social media during cold weather. As experimenters throw steaming water, a white cloud is left ...

  4. Rijke tube - Wikipedia

    en.wikipedia.org/wiki/Rijke_tube

    Upon removing the flame, he obtained a loud sound from the tube which lasted until the gauze cooled down (about 10s). It is safer in modern reproductions of this experiment to use a borosilicate glass tube or, better still, one made of metal. Instead of heating the gauze with a flame, Rijke also tried electrical heating.

  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. Acoustics - Wikipedia

    en.wikipedia.org/wiki/Acoustics

    Acoustics is defined by ANSI/ASA S1.1-2013 as "(a) Science of sound, including its production, transmission, and effects, including biological and psychological effects. (b) Those qualities of a room that, together, determine its character with respect to auditory effects."

  7. US considers potential rules to restrict or bar Chinese drones

    www.aol.com/news/us-considers-potential-rules...

    The U.S. Commerce Department said on Thursday it is considering new rules that would impose restrictions on Chinese drones that would restrict or ban them in the United States citing national ...

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