Salamanca, Spain, played host this past July to the 342 high-school students from 74 countries who competed in the 36th International Physics Olympiad. Hungary’s Gábor Halász and Taiwan’s Ying-Hsuan Lin tied for top score. A total of 46 students earned gold medals, with the teams from China and Taiwan each taking home all golds.
All five US competitors won medals: Menyoung Lee of Alexandria, Virginia, and Eric Mecklenburg of Gates Mills, Ohio, earned golds; Timothy Credo of Aurora, Illinois, and Nickolas Fortino of Andover, Massachusetts, garnered silvers; and Daniel Whalen of Andover won a bronze. The US team was sponsored by the American Association of Physics Teachers and the American Institute of Physics.
In one theory question, contestants were asked to calculate various parameters for a satellite, including the radial thrust necessary to escape Earth’s gravity. The other theory problems visited the historical determination of the ohm and ampere and...