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- Energy (16265 bytes)
1: ...alized that energy could be [[storage|stored]] in objects, the concept of energy came to embrace the idea ...
15: ...-metres, has the same dimension and this is not a simple coincidence: a torque of 1 newton-metre applied o...
41: In most simple physics models, this is assumed to be the same qu...
47: ...s directly proportional to the temperature of the object. When two bodies of different temperature come in...
105: ...n an isolated system consisting of two stationary objects that exert a force <math>f(x)</math> on each oth... - Space Shuttle program (41074 bytes)
29: ...degree equatorial orbit. In fact any design using simple straight or fold-out wings was not going to meet ...
43: ...e small -- X-15 rocket plane. Instead a series of simpler rockets would launch the system, and then drop a...
58: ...le orbiter (center) External tank (copper colored object at top center), Boosters (to the right and left o...
75: ... came to be. These culminated in the considerably simpler, lower cost, probably safer and better performin...
274: ...ated in the aftermath of the ''Challenger''. Even simple changes require significant amounts of documentat... - Value (6452 bytes)
12: ...his is determined primarily by the demand for the object relative to [[supply and demand|supply]]. Other e...
18: ...tive quality. That there was no value implicit in objects or things and that value derived entirely from t...
20: ...ue in turn. In such a case, market value has both objective and subjective components.
39: ...erally, any consideration sufficient to support a simple contract. - Gregor Mendel (6112 bytes)
12: ...fore were not influenced by the environment. This simple test gave birth to the idea of heredity.
21: His experimental results have later been the object of considerable dispute. The renowned statisticia... - Wheel (4678 bytes)
2: A '''wheel''' is a circular object that together with an [[axle]] allows low frictio...
8: * If dragging a 100 [[kg]] object for 10 [[metre|m]] along a surface with μ = 0....
9: ... [[mm]]) and axle diameter (50 mm). Now while the object still moves 10 m the sliding frictional surfaces ...
11: ...ce in the opposite direction in order to stop the object or change its direction, for example, such as [[b...
15: ...s wheel-like worked [[stone]]s have been found on objects identified as [[children]]'s [[toys]] dating to ... - Jet engine (22370 bytes)
25: ...f 1,100 lbf (5 kN), which was fitted to Heinkel's simple and compact [[Heinkel He 178|He 178]] airframe an...
29: ...flow compressors that are still liable to foreign object damage ('''FOD''' in aviation parlance).
48: <td style="vertical-align: top;">generic term for simple turbine engine</td>
83: <td style="vertical-align: top;">Very simple design, commonly used on model aircraft</td> - Doppler radar (4559 bytes)
4: ...as that the pulses would reflect off of any solid object, including the ground, so they had to be pointed ...
13: ...ave signals. With more precipitation or a bigger object, there is more reflectivity. As in the case with... - Weather vane (2617 bytes)
1: ...e''', is a movable device attached to an elevated object such as a roof for showing the direction of the w...
3: ...enables the viewer to name the wind easily. Most simple weather vanes have directional markers beneath th...
7: ...ental pointers, but modern wind vanes are usually simple arrows that dispense with the directionals becaus...
9: ...pparent sky conditions, enabling the user to make simple short range forecasts. - Color (30968 bytes)
4: .... The term color is also used for the property of objects or light sources that can be distinguished by di...
143: ...n object determines the visual appearance of that object, including its perceived color. As we will see, t...
145: ... but is not perceived as white, while shiny black objects do reflect).
149: ...etre|nanometers]] (nm). A list of [[1 E-7 m|other objects of similar size]] is available.
165: ... of the observer. For completeness, we include a simple equation for light traveling in a vacuum: - Mobile phone (30513 bytes)
59: Earlier mobile phones were fairly simple and the major security concern was "cloning", a v...
68: ...e itself has become a [[totem]]ic and [[fashion]] object, with users decorating, customizing, and accessor... - Inclined plane (3213 bytes)
4: ...of [[gravity]] when elevating or lowering a heavy object. The ramp makes it easier to move a physical body...
22: ...laced back to back allow the two parts of the cut object to move apart using less force than would be need...
27: ... inclined plane is 90 degrees ([[rectangle]]) the object will free fall.
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