edge torque moment
11Magnetic field — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For …
12Bicycle wheel — For the Marcel Duchamp installation, see Bicycle Wheel. The front wheel from a racing bicycle made using a Mavic rim …
13The Last Wish (book) — The Last Wish   Cover of the American edition of The L …
14Proa — A proa or prau is a type of multihull sailing vessel. While the word proa just means boat in its native language, the term proa in Western languages has come to describe a vessel consisting of two (usually) unequal length parallel hulls, sailed… …
15Propeller — A propeller is essentially a type of fan which transmits power by converting rotational motion into thrust for propulsion of a vehicle such as an aircraft, ship, or submarine through a mass such as water or air, by rotating two or more twisted… …
16Spring (device) — Helical or coil springs designed for tension Compression sp …
17Devil sticks — Children learning the pendulum The manipulation of devil sticks (also devilsticks, devil stixx, flower sticks, devil sticks, rhythm sticks, gravity sticks, or juggling sticks) is a form of gyroscopic juggling or equilibristics, and is generally… …
18Ford Thunderbird — T Bird redirects here. For the microprocessor, see Athlon. Ford Thunderbird Manufacturer Ford Motor Company Production 1955–1997 2002–2005 …
19Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… …
20Screw — This article is about the fastener. For other uses, see Screw (disambiguation). Screws come in a variety of shapes and sizes for different purposes. U.S. quarter coin (diameter 24 mm) shown for scale. A screw, or bolt, is a type of fastener… …
