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A rolling ball sculpture (sometimes referred to as a marble run, ball run, gravitram, kugelbahn (German: 'ball track'), or rolling ball machine) is a form of kinetic art – an art form that contains moving pieces – that specifically involves one or more rolling balls. A version where marbles compete in a race to win is called a marble race.
MARBLE RUN (55A: Kinesthetic toy with funnels and slides) INTRO TO SCULPTURE: The beginning word of each theme answer (i.e. the INTRO) is a medium that can be used for SCULPTURE.
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It premiered on May 11, 2014 on Fox, and aired on May 12, 2014 on National Geographic Channel. [1] The episode was directed by Bill Pope , and written by Ann Druyan and Steven Soter . The episode explores the Earth's magnetic field and the contributions of Michael Faraday (1791 – 1867), which paved the way for high technology and light-speed ...
Like the North Magnetic Pole, the North Geomagnetic Pole attracts the north pole of a bar magnet and so is in a physical sense actually a magnetic south pole. It is the center of the 'open' magnetic field lines which connect to the interplanetary magnetic field and provide a direct route for the solar wind to reach the ionosphere.
Richard Hammond's Engineering Connections is a British documentary series originally broadcast on the National Geographic Channel, and later on BBC2.It is presented by Richard Hammond, and looks at how engineers and designers use historic inventions and clues from the natural world in ingenious ways to develop new buildings and machines.