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The Earth Shoe (also known as the Kalsø Earth Shoe) was an unconventional style of shoe invented circa 1957 by Danish yoga instructor and shoe designer Anna Kalsø. [1] [2] Its unique "negative heel technology" [citation needed] design featured a sole that was thinner at the heel than at the forefoot, so that when wearing them, one walked heel ...
Sketch of a circumlunar free return trajectory (not to scale), plotted on the rotating reference frame rotating with the moon. (Moon's motion only shown for clarity) In orbital mechanics, a free-return trajectory is a trajectory of a spacecraft traveling away from a primary body (for example, the Earth) where gravity due to a secondary body (for example, the Moon) causes the spacecraft to ...
Earth return or ground return is an electric circuit using the earth for one conductor. It may refer to: Earth-return telegraph. Single-wire earth return, an electric power distribution system. Simplex signaling, an earth return signalling system used in telephony. Category: Disambiguation pages.
A majority stake in Earth Origins, which owns the trademark for Earth Shoes, a staple of the ’70s, has been purchased by Windsong Global LLC and Hilco Brands. Terms of the transaction were not ...
Single-wire earth return (SWER) or single-wire ground return is a single-wire transmission line which supplies single-phase electric power from an electrical grid to remote areas at lowest cost. The earth (or sometimes a body of water) is used as the return path for the current, to avoid the need for a second wire (or neutral wire ) to act as a ...
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The parameters align (left, center, or, by default, right) and size (default 300px width) may be used to set the template's horizontal position and the image's size per, respectively, the Location and Size entries here. The parameter heading may be used to replace the default "The seven continents of Earth" heading. See also
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