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A Hoberman Sphere at the National Museum of American History Second largest Hoberman sphere in the world, undergoing maintenance at Liberty Science Center. A Hoberman sphere is a kinetic structure patented by Chuck Hoberman that resembles a geodesic dome, but is capable of folding down to a fraction of its normal size by the scissor-like action of its joints.
S 2: a 2-sphere is an ordinary sphere; S 3: a 3-sphere is a sphere in 4-dimensional Euclidean space. Spheres for n > 2 are sometimes called hyperspheres. The n-sphere of unit radius centered at the origin is denoted S n and is often referred to as "the" n-sphere. The ordinary sphere is a 2-sphere, because it is a 2-dimensional ...
The average annual rainfall is 10.79 inches (274.1 mm) and there is an average of 59.3 days with measurable precipitation. The wettest year was 1983, with 22.13 inches (562.1 mm) and the driest was 2013, with 4.49 inches (114.0 mm). [19] The most rainfall in one month was 7.11 inches (180.6 mm), in March 1991.