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For example, the light-second, useful in astronomy, telecommunications and relativistic physics, is exactly 299 792 458 metres or 1 / 31 557 600 of a light-year. Units such as the light-minute, light-hour and light-day are sometimes used in popular science publications.
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.
A scoring rubric typically includes dimensions or "criteria" on which performance is rated, definitions and examples illustrating measured attributes, and a rating scale for each dimension. Joan Herman, Aschbacher, and Winters identify these elements in scoring rubrics: [3] Traits or dimensions serving as the basis for judging the student response
The New York City Science and Engineering Fair (NYCSEF) is an annual science fair contested by around 700 high school students from Queens, Manhattan, Bronx, Brooklyn and Staten Island, [1] [2] [3] making it the largest high school research competition in New York City. [4] About 150 participants advance to the finals round. [1]
[2] [3] [4] It was an annual event spanning the years 2011 through 2018. The first Google Science Fair was announced in January 2011; entries were due on April 7, 2011, and judging occurred in July 2011. The competition is open to 13- to 18-year-old students around the globe, who formulate a hypothesis, perform an experiment, and present their ...
The awards are posted shortly after the fair ends each spring. [2] At the 2009 fair the major awards include the Patricia Beckman Project of the Year Award—David Zarrin of Redwood Middle School, Saratoga won the Junior Division ($5,000 award) and Anna K. Simpson of Patrick Henry Senior High School, San Diego won the Senior Division ($10,000). [3]
This is a list of star systems within 55–60 light years of Earth. This list is incomplete; you can help by adding missing items. (July 2024)
Astronomers announce the most luminous object ever discovered, quasar QSO J0529-4351, located 12 billion light-years away in the constellation Pictor. [ 127 ] [ 128 ] Researchers with the University of Tennessee and University of Missouri publish an academic study about how survivors from the 2011 Joplin tornado recover from "Tornado Brain", a ...