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Joule

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sufficiently apparent to justify the introduction of one based on the electro-magnetic system, viz. the heat generated in one second by the current of an Ampère flowing through the resistance of an Ohm. In absolute measure its value is 10 C.G.S. units, and, assuming Joule's equivalent as 42,000,000, it is the heat necessary to raise 0.238 grammes of water 1° Centigrade, or, approximately, the
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physical considerations; in a given situation some forms may be more helpful than others. In practice, with certain quantities, preference is given to the use of certain special unit names, or combinations of unit names, to facilitate the distinction between different quantities having the same dimension.
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The unit of heat has hitherto been taken variously as the heat required to raise a pound of water at the freezing-point through 1° Fahrenheit or Centigrade, or, again, the heat necessary to raise a kilogramme of water 1° Centigrade. The inconvenience of a unit so entirely arbitrary is
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A derived unit can often be expressed in different ways by combining base units with derived units having special names. Joule, for example, may formally be written newton metre, or kilogram metre squared per second squared. This, however, is an algebraic freedom to be governed by common sense
848:). Joule died in the same year, on 11 October 1889. At the fourth congress (1893), the "international ampere" and "international ohm" were defined, with slight changes in the specifications for their measurement, with the "international joule" being the unit derived from them. 1943:, but has not given the unit of torque any special name, hence it is simply the newton-metre (N⋅m) – a compound name derived from its constituent parts. The use of newton-metres for torque but joules for energy is helpful to avoid misunderstandings and miscommunication. 2702: 2601: 610:{\displaystyle {\begin{alignedat}{3}\mathrm {J} \;&=~\mathrm {kg{\cdot }m^{2}{\cdot }s^{-2}} \\&=~\mathrm {N{\cdot }m} \\&=~\mathrm {Pa{\cdot }m^{3}} \\&=~\mathrm {W{\cdot }s} \\&=~\mathrm {C{\cdot }V} \\\end{alignedat}}} 2266:
th of the kilogramme of water raised 1° Centigrade. Such a heat unit, if found acceptable, might with great propriety, I think, be called the Joule, after the man who has done so much to develop the dynamical theory of
2053:. While the watt-second is equivalent to the joule in both units and meaning, there are some contexts in which the term "watt-second" is used instead of "joule", such as in the rating of photographic 2849: 2613: 429: 1993: 2518: 832:"Such a heat unit, if found acceptable, might with great propriety, I think, be called the Joule, after the man who has done so much to develop the dynamical theory of heat." 801: 902:
The definition of the joule as J = kg⋅m⋅s has remained unchanged since 1946, but the joule as a derived unit has inherited changes in the definitions of the
864: 879:. The joule was explicitly intended as the unit of energy to be used in both electromagnetic and mechanical contexts. The ratification of the definition at the ninth 2466: 2732: 3039: 3009: 2073: 3480: 1932: 880: 2768: 852: 3541: 2492: 2159: 4161: 4205: 3880: 3062: 2358: 2096: 1647: 388: 3005: 2444: 2118: 4347: 412: 3196: 3056: 2428: 2090: 789: 348: 321: 2924:, FAO/WHO Ad Hoc Committee of Experts on Energy and Protein, 1971. A report on the changeover from calories to joules in nutrition. 4288: 3386: 2963: 2329:
9th CGPM, Resolution 3: Triple point of water; thermodynamic scale with a single fixed point; unit of quantity of heat (joule).
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every second in full daylight. A human in a sprint has approximately 3 kJ of kinetic energy, while a cheetah in a
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At the second International Electrical Congress, on 31 August 1889, the joule was officially adopted alongside the
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of liquid water at constant pressure from 0 °C (32 °F) to 100 °C (212 °F) is approximately
979: 1406:. The minimal energy needed to change a bit of data in computation at around room temperature – approximately 2779: 4382: 4367: 3763: 3743: 3485: 2186: 2006: 915: 2697:{\displaystyle {\tfrac {1}{2}}\cdot 35~{\text{kg}}\cdot \left(35~{\text{m/s}}\right)^{2}=21,400~{\text{J}}} 3895: 3791: 3718: 3708: 3589: 3527: 3189: 1655: 31: 2714:"Energy Units – Energy Explained, Your Guide To Understanding Energy – Energy Information Administration" 2596:{\displaystyle {\tfrac {1}{2}}\cdot 70~{\text{kg}}\cdot \left(10~{\text{m/s}}\right)^{2}=3500~{\text{J}}} 2122: 3835: 3626: 2775: 2713: 1442: 867:
in 1946. The joule was now no longer defined based on electromagnetic unit, but instead as the unit of
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of a force vector and a distance vector. Torque and energy are related to one another by the equation
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Nutritional food labels in most countries express energy in kilojoules (kJ). One square metre of the
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becomes capitalised at the beginning of a sentence and in titles but is otherwise in lower case.
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The megajoule is approximately the kinetic energy of a one megagram (tonne) vehicle moving at
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Report of the Fifty-Second Meeting of the British Association for the Advancement of Science
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by 1 °C, assuming properties similar to those of pure water. The thermal output of the
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Bonnie Berkowitz; Laris Karklis; Reuben Fischer-Baum; Chiqui Esteban (11 September 2017).
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of one volt, or one coulomb-volt (C⋅V). This relationship can be used to define the volt.
3006:"Units with special names and symbols; units that incorporate special names and symbols" 2871: 2294: 1700:. The energy to raise the temperature of Earth's atmosphere 1 °C is approximately 4408: 4357: 4332: 4136: 4101: 4034: 4024: 3940: 3920: 3915: 3900: 3870: 3850: 3808: 3786: 3768: 3668: 3658: 3594: 3414: 3346: 3149: 2210: 2181: 1597: 1589: 1428: 1411: 1042: 1031:
The energy required to lift an apple up 1 m, assuming the apple has a mass of 101.97 g.
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equivalent to the joule. The watt-second is the energy equivalent to the power of one
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The food energy (kcal) in slightly more than half of an ordinary-sized sugar crystal (
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th part of the arbitrary unit of a pound of water raised 1° Fahrenheit and the
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letter (J), but when written in full, it follows the rules for capitalisation of a
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Rathbone, John-Paul; Fontanella-Khan, James; Rovnick, Naomi (11 September 2017).
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in the direction of that force. It is also the energy dissipated as heat when an
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also implied a redefinition of the joule. The Giorgi system was approved by the
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The yottajoule is a little less than the amount of energy required to heat the
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The zettajoule is somewhat more than the amount of energy required to heat the
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Marc Herant; Stirling A. Colgate; Willy Benz; Chris Fryer (October 25, 1997).
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was created from a revision of this article dated 6 March 2024
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required to raise the temperature of 0.239 g of water from 0 °C to 1 °C.
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The typical energy released as heat by a person at rest every 1/60 s (~
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This article is about the unit of energy or work. For other uses, see
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Intuitive representation of the joule as the work of a motive force
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A result of this similarity is that the SI unit for torque is the
1869: 1636:, of electricity or any other form of energy, is 3.6 PJ. 1608:, of electricity or any other form of energy, is 3.6 TJ. 1542:, of electricity or any other form of energy, is 3.6 GJ. 1510:, of electricity or any other form of energy, is 3.6 MJ. 1478:, of electricity or any other form of energy, is 3.6 kJ. 1456: 986: 907: 876: 653: 376: 141: 2903:. National Oceanic and Atmospheric Administration. 19 August 2020 1958:
and a displacement vector. By contrast, torque is a vector – the
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The distinction may be seen also in the fact that energy is a
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1 joule is equal to (approximately unless otherwise stated):
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system", which by virtue of assuming a defined value for the
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of electricity, or any other form of energy, is 3.6 EJ.
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human moving very slowly (0.2 m/s or 0.72 km/h).
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performed by one unit of force (at the time not yet named
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for one second. It is named after the English physicist
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CIPM, 1946, Resolution 2, Definitions of electric units
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of TNT, which is the amount of energy released by the
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One joule is also equivalent to any of the following:
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Proceedings of the International Electrical Congress
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American Heritage Dictionary of the English Language
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as the joule, but they are not interchangeable. The
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A chronological history of the modern metric system
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About 3535: 3190: 1688:by 1 °C, assuming properties similar to 1666:, and the world final energy consumption was 8: 3040:International Bureau of Weights and Measures 3010:International Bureau of Weights and Measures 2243:. Southampton. pp. 1–33. pp. 6–7: 2074:International Bureau of Weights and Measures 1600:was estimated to have a peak wind energy of 1495:(100 mph). The energy required to heat 952:The amount of electricity required to run a 3481:Historical definitions of the SI base units 2897:"Volumes of the World's Oceans from ETOPO1" 1632:, the largest man-made explosion ever. One 796:was adopted as its unit of energy in 1882. 375:displaces a mass through a distance of one 3542: 3528: 3520: 3197: 3183: 3175: 1933:General Conference on Weights and Measures 881:General Conference on Weights and Measures 437: 47: 38: 2922:The adoption of joules as units of energy 2689: 2668: 2658: 2638: 2617: 2615: 2588: 2573: 2563: 2543: 2522: 2520: 2211:"What Is a Joule? - Chemistry Definition" 1981: 1967: 853:International Electrotechnical Commission 744:The work required to produce one watt of 594: 590: 568: 564: 544: 535: 528: 506: 502: 479: 470: 464: 455: 448: 432: 428: 426: 3160:, and does not reflect subsequent edits. 3143: 3000: 2998: 2392:"Units of Heat – BTU, Calorie and Joule" 1878: 1081: 620: 2806:"Analysis – How Big Is Hurricane Irma?" 2065: 1530:of combusting 1 barrel (159 L) of 4162:Integrated gasification combined cycle 3045:The International System of Units (SI) 2079:The International System of Units (SI) 1788:1 International Table calorie = 4.1868 926:One joule represents (approximately): 824:. The naming of the unit in honour of 4206:Radioisotope thermoelectric generator 3881:Quantum chromodynamics binding energy 1402:160 zeptojoules is about 1 1090: 1087: 7: 4439: 3051:(8th ed.), pp. 39–40, 53, 969:The energy required to accelerate a 804:(23 August 1882) first proposed the 4463: 4348:World energy supply and consumption 413:SI derived units with special names 367:(SI). It is equal to the amount of 2852:from the original on 4 August 2024 1769:23.7304 ft⋅pdl (foot-poundal) 1648:2011 Tōhoku earthquake and tsunami 1388:Common multiples are in bold face 599: 591: 573: 565: 541: 532: 529: 511: 503: 476: 461: 452: 449: 433: 25: 2347:The International System of Units 2147:McGraw-Hill Dictionary of Physics 1988:{\displaystyle E=\tau \theta \,,} 790:International Electrical Congress 107: 4462: 4450: 4438: 4427: 4426: 3504: 3503: 3142: 3101: 2135:The American Heritage Dictionary 1766:0.737562 ft⋅lb (foot-pound) 330: 303: 180: 3068:from the original on 2021-06-04 2284:, metricationmatters.com, 2009. 2102:from the original on 2021-06-04 1799:W⋅h = 3,600 J; 3.6 kJ 1574:, with a mass of approximately 739:electrical potential difference 3491:System of units of measurement 2975:Los Alamos National Laboratory 2740:Los Alamos National Laboratory 2731:Malik, John (September 1985). 1: 3106:The dictionary definition of 2943:Feynman's Lectures on Physics 2085:(8th ed.), p. 120, 1737:Conversion of units of energy 1075:For additional examples, see 897:International System of Units 820:, in cgs units equivalent to 729:The work required to move an 365:International System of Units 230:kilocalories (thermochemical) 1077:Orders of magnitude (energy) 1572:International Space Station 4517: 2964:"Neutrinos and Supernovae" 2419:Energy and the Environment 1857: 1734: 1566:of energy was released by 1083:SI multiples of joule (J) 1074: 415:, the joule is defined as 29: 4422: 4152:Fossil fuel power station 3814:Electric potential energy 3759:Thermodynamic temperature 3739:Thermodynamic free energy 3734:Thermodynamic equilibrium 3557: 3499: 2872:World Energy Outlook 2022 1534:. 2 GJ is about the 1387: 1110: 1107: 1104: 1101: 1098: 1095: 875:) over the distance of 1 756:The joule is named after 371:done when a force of one 121: 46: 4223:Concentrated solar power 3445:minute and second of arc 3086:"What Is A Watt Second?" 1694:world energy consumption 1581:and orbital velocity of 1052:The kinetic energy of a 906:(in 1960 and 1967), the 3764:Volume (thermodynamics) 3744:Thermodynamic potential 3647:Mass–energy equivalence 3486:2019 revision of the SI 2187:Fundamentals of Physics 2013:is the angle swept (in 1854:Newton-metre and torque 1660:U.S. energy consumption 1552:The terajoule is about 3719:Quantum thermodynamics 3709:Laws of thermodynamics 3590:Conservation of energy 3138: 3118:Listen to this article 2698: 2597: 2055:electronic flash units 1989: 1935:has given the unit of 1656:moment magnitude scale 983:through a distance of 611: 32:Joule (disambiguation) 3836:Interatomic potential 3627:Energy transformation 3137: 2776:European Space Agency 2699: 2598: 1990: 1749:10 erg (exactly) 1443:Large Hadron Collider 1431:of a flying mosquito. 612: 4491:James Prescott Joule 4284:Efficient energy use 4257:Airborne wind energy 4235:Solar thermal energy 4142:Electricity delivery 3754:Thermodynamic system 3699:Irreversible process 3387:Other accepted units 3169:More spoken articles 2614: 2519: 2235:Siemens, Cal Wilhelm 1966: 1876:(about some angle): 1816: J; 3.6 MJ 941:); about 5,000  939:basal metabolic rate 826:James Prescott Joule 758:James Prescott Joule 425: 397:James Prescott Joule 98:James Prescott Joule 4306:Energy conservation 4228:Photovoltaic system 4201:Nuclear power plant 3886:Quantum fluctuation 3749:Thermodynamic state 3724:Thermal equilibrium 3471:Conversion of units 2971:Los Alamos Sciences 2396:Engineering Toolbox 1690:those of pure water 1662:amounts to roughly 1461:1.4 kilojoules 1084: 1021:mass travelling at 116:... is equal to ... 59:General information 4343:Sustainable energy 4321:Energy development 4311:Energy consumption 4147:Energy engineering 3264:with special names 3139: 2749:on 11 October 2009 2694: 2627: 2593: 2532: 2449:public.web.cern.ch 2049:sustained for one 1985: 1923:, which works out 1619:210 petajoule 1425:160 nanojoule 1410:– is given by the 1082: 922:Practical examples 910:(in 1983) and the 887:in the context of 844:(later renamed to 607: 605: 282:    274:    260:    252:    235:    227:    212:    204:    186:    178:    161:    153:    135:    127:    4478: 4477: 4245:Solar power tower 3891:Quantum potential 3729:Thermal reservoir 3632:Energy transition 3517: 3516: 3395:astronomical unit 3135: 2692: 2688: 2661: 2657: 2641: 2637: 2626: 2591: 2587: 2566: 2562: 2546: 2542: 2531: 2374:"SI Redefinition" 2360:978-92-822-2272-0 1927:to have the same 1917: 1916: 1904:Moment of inertia 1868:, the concept of 1777:1 thermochemical 1722:is approximately 1696:is approximately 1392: 1391: 861:magnetic constant 723: 722: 719: 718: 589: 563: 527: 501: 447: 387:passes through a 359:) is the unit of 295: 294: 104:Conversions 27:SI unit of energy 16:(Redirected from 4508: 4496:SI derived units 4466: 4465: 4454: 4442: 4441: 4430: 4429: 4404:Carbon footprint 4338:Renewable energy 4179:Hydroelectricity 4169:Geothermal power 3612:Energy condition 3544: 3537: 3530: 3521: 3507: 3506: 3199: 3192: 3185: 3176: 3159: 3157: 3146: 3145: 3136: 3126: 3124: 3119: 3105: 3090: 3089: 3082: 3076: 3075: 3074: 3073: 3067: 3050: 3036: 3030: 3029: 3023: 3021: 3012:. Archived from 3002: 2993: 2992: 2990: 2989: 2983: 2977:. Archived from 2968: 2959: 2953: 2952: 2950: 2949: 2939:"Physical Units" 2935:Feynman, Richard 2931: 2925: 2919: 2913: 2912: 2910: 2908: 2893: 2884: 2883: 2881: 2879: 2868: 2862: 2861: 2859: 2857: 2827: 2821: 2820: 2818: 2816: 2801: 2795: 2794: 2792: 2790: 2784: 2778:. Archived from 2773: 2765: 2759: 2758: 2756: 2754: 2748: 2742:. Archived from 2737: 2728: 2722: 2721: 2710: 2704: 2703: 2701: 2700: 2695: 2693: 2690: 2686: 2673: 2672: 2667: 2663: 2662: 2659: 2655: 2642: 2639: 2635: 2628: 2619: 2609: 2603: 2602: 2600: 2599: 2594: 2592: 2589: 2585: 2578: 2577: 2572: 2568: 2567: 2564: 2560: 2547: 2544: 2540: 2533: 2524: 2514: 2508: 2507: 2505: 2504: 2495:. Archived from 2489: 2483: 2482: 2480: 2478: 2469:. Archived from 2463: 2457: 2456: 2451:. Archived from 2445:"Physics – CERN" 2441: 2435: 2434: 2422: 2412: 2406: 2405: 2403: 2402: 2388: 2382: 2381: 2370: 2364: 2363: 2352: 2342: 2336: 2325: 2319: 2307: 2301: 2300: 2291: 2285: 2276: 2270: 2269: 2265: 2264: 2260: 2255: 2254: 2250: 2231: 2225: 2224: 2222: 2221: 2207: 2201: 2200: 2174: 2168: 2167: 2156: 2150: 2144: 2138: 2132: 2126: 2123:Yahoo! Education 2116: 2110: 2109: 2108: 2107: 2101: 2084: 2070: 2009:of) torque, and 2007:vector magnitude 1994: 1992: 1991: 1986: 1879: 1849: 1842: 1832: 1826: 1822: 1812: 1811: 1805: 1798: 1791: 1784: 1762: 1755: 1748: 1725: 1711: 1710: 1703: 1699: 1681: 1680: 1669: 1665: 1653: 1643: 1642: 1627: 1620: 1615: 1614: 1603: 1595: 1587: 1580: 1565: 1558: 1549: 1548: 1525: 1517: 1516: 1505: 1498: 1494: 1485: 1484: 1473: 1462: 1452: 1451: 1438: 1437: 1426: 1421: 1420: 1409: 1399: 1398: 1085: 1065: 1055: 1048: 1027: 1020: 1013: 1003: 989: 982: 975: 965: 958: 936: 823: 760:. As with every 621: 616: 614: 613: 608: 606: 602: 598: 587: 580: 576: 572: 561: 554: 550: 549: 548: 539: 525: 518: 514: 510: 499: 492: 488: 487: 486: 474: 469: 468: 459: 445: 436: 418: 417: 411:and in terms of 381:electric current 352: 347: 346: 343: 342: 339: 336: 325: 320: 319: 316: 315: 312: 309: 291: 289: 283: 275: 268: 266: 261: 253: 246: 241: 236: 228: 221: 219: 213: 205: 190: 187: 179: 169: 167: 162: 154: 136: 128: 51: 39: 21: 4516: 4515: 4511: 4510: 4509: 4507: 4506: 4505: 4501:Units of energy 4481: 4480: 4479: 4474: 4418: 4414:Waste-to-energy 4392: 4328:Energy security 4274: 4268: 4124: 4116: 4095:Natural uranium 4029: 4010:Mechanical wave 3941:Energy carriers 3935: 3775: 3704:Isolated system 3582: 3576: 3553: 3548: 3518: 3513: 3495: 3476:Metric prefixes 3459: 3381: 3263: 3256: 3208: 3203: 3173: 3172: 3161: 3155: 3153: 3150:This audio file 3147: 3140: 3131: 3128: 3122: 3121: 3117: 3098: 3093: 3084: 3083: 3079: 3071: 3069: 3065: 3059: 3048: 3038: 3037: 3033: 3019: 3017: 3016:on 28 June 2009 3004: 3003: 2996: 2987: 2985: 2981: 2966: 2961: 2960: 2956: 2947: 2945: 2933: 2932: 2928: 2920: 2916: 2906: 2904: 2895: 2894: 2887: 2877: 2875: 2870: 2869: 2865: 2855: 2853: 2837:Financial Times 2829: 2828: 2824: 2814: 2812: 2810:Washington Post 2803: 2802: 2798: 2788: 2786: 2785:on 21 July 2011 2782: 2771: 2767: 2766: 2762: 2752: 2750: 2746: 2735: 2730: 2729: 2725: 2712: 2711: 2707: 2651: 2647: 2646: 2612: 2611: 2610: 2606: 2556: 2552: 2551: 2517: 2516: 2515: 2511: 2502: 2500: 2491: 2490: 2486: 2476: 2474: 2465: 2464: 2460: 2443: 2442: 2438: 2431: 2414: 2413: 2409: 2400: 2398: 2390: 2389: 2385: 2372: 2371: 2367: 2361: 2350: 2344: 2343: 2339: 2326: 2322: 2308: 2304: 2293: 2292: 2288: 2277: 2273: 2262: 2258: 2257: 2252: 2248: 2247: 2237:(August 1882). 2233: 2232: 2228: 2219: 2217: 2209: 2208: 2204: 2198: 2182:Resnick, Robert 2178:Halliday, David 2176: 2175: 2171: 2158: 2157: 2153: 2145: 2141: 2133: 2129: 2117: 2113: 2105: 2103: 2099: 2093: 2082: 2072: 2071: 2067: 2063: 2023: 1964: 1963: 1950:quantity – the 1862: 1856: 1847: 1840: 1836:= 4.184 GJ 1830: 1824: 1820: 1809: 1807: 1803: 1796: 1789: 1782: 1760: 1753: 1746: 1739: 1733: 1723: 1708: 1707: 1701: 1697: 1692:. Human annual 1678: 1677: 1667: 1663: 1651: 1640: 1639: 1622: 1618: 1612: 1611: 1601: 1593: 1582: 1575: 1560: 1553: 1546: 1545: 1528:chemical energy 1520: 1514: 1513: 1500: 1496: 1489: 1482: 1481: 1468: 1465:solar radiation 1460: 1459:receives about 1449: 1448: 1435: 1434: 1424: 1418: 1417: 1407: 1396: 1395: 1080: 1073: 1060: 1053: 1046: 1022: 1015: 1008: 998: 984: 977: 970: 960: 953: 931: 924: 821: 798:Wilhelm Siemens 782: 731:electric charge 604: 603: 578: 577: 552: 551: 540: 516: 515: 490: 489: 475: 460: 438: 423: 422: 405: 350: 333: 329: 323: 306: 302: 287: 285: 281: 273: 264: 262: 259: 251: 245: 239: 237: 234: 226: 217: 215: 211: 203: 188: 185: 177: 165: 163: 160: 152: 134: 126: 54: 35: 28: 23: 22: 15: 12: 11: 5: 4514: 4512: 4504: 4503: 4498: 4493: 4483: 4482: 4476: 4475: 4473: 4472: 4460: 4448: 4436: 4423: 4420: 4419: 4417: 4416: 4411: 4409:Jevons paradox 4406: 4400: 4398: 4394: 4393: 4391: 4390: 4385: 4380: 4375: 4370: 4365: 4360: 4355: 4350: 4345: 4340: 4335: 4333:Energy storage 4330: 4325: 4324: 4323: 4313: 4308: 4303: 4302: 4301: 4296: 4291: 4280: 4278: 4270: 4269: 4267: 4266: 4265: 4264: 4259: 4249: 4248: 4247: 4242: 4232: 4231: 4230: 4225: 4215: 4210: 4209: 4208: 4203: 4193: 4192: 4191: 4186: 4181: 4171: 4166: 4165: 4164: 4159: 4149: 4144: 4139: 4137:Electric power 4134: 4128: 4126: 4118: 4117: 4115: 4114: 4109: 4104: 4099: 4098: 4097: 4087: 4082: 4077: 4072: 4067: 4066: 4065: 4060: 4055: 4045: 4039: 4037: 4035:Primary energy 4031: 4030: 4028: 4027: 4022: 4017: 4012: 4007: 4006: 4005: 3995: 3994: 3993: 3983: 3982: 3981: 3976: 3966: 3961: 3956: 3951: 3945: 3943: 3937: 3936: 3934: 3933: 3928: 3923: 3918: 3913: 3908: 3903: 3898: 3893: 3888: 3883: 3878: 3873: 3868: 3863: 3858: 3853: 3848: 3843: 3838: 3833: 3832: 3831: 3821: 3816: 3811: 3806: 3801: 3796: 3795: 3794: 3783: 3781: 3777: 3776: 3774: 3773: 3772: 3771: 3766: 3761: 3756: 3751: 3746: 3741: 3736: 3731: 3726: 3721: 3716: 3711: 3706: 3701: 3696: 3691: 3686: 3681: 3676: 3671: 3669:Entropic force 3666: 3659:Thermodynamics 3656: 3651: 3650: 3649: 3644: 3634: 3629: 3624: 3619: 3614: 3609: 3608: 3607: 3597: 3592: 3586: 3584: 3578: 3577: 3575: 3574: 3569: 3564: 3558: 3555: 3554: 3549: 3547: 3546: 3539: 3532: 3524: 3515: 3514: 3512: 3511: 3500: 3497: 3496: 3494: 3493: 3488: 3483: 3478: 3473: 3467: 3465: 3461: 3460: 3458: 3457: 3452: 3447: 3442: 3437: 3432: 3427: 3422: 3417: 3412: 3407: 3402: 3397: 3391: 3389: 3383: 3382: 3380: 3379: 3374: 3369: 3364: 3359: 3354: 3349: 3344: 3339: 3334: 3329: 3324: 3319: 3314: 3309: 3304: 3299: 3294: 3289: 3284: 3282:degree Celsius 3279: 3274: 3268: 3266: 3262:Derived units 3258: 3257: 3255: 3254: 3249: 3244: 3239: 3234: 3229: 3224: 3218: 3216: 3210: 3209: 3204: 3202: 3201: 3194: 3187: 3179: 3162: 3148: 3141: 3129: 3116: 3115: 3114: 3113: 3097: 3096:External links 3094: 3092: 3091: 3077: 3057: 3031: 2994: 2954: 2926: 2914: 2885: 2863: 2822: 2796: 2760: 2723: 2705: 2685: 2682: 2679: 2676: 2671: 2666: 2654: 2650: 2645: 2634: 2631: 2625: 2622: 2604: 2584: 2581: 2576: 2571: 2559: 2555: 2550: 2539: 2536: 2530: 2527: 2509: 2484: 2458: 2455:on 2012-12-13. 2436: 2429: 2407: 2383: 2365: 2359: 2337: 2320: 2302: 2286: 2278:Pat Naughtin: 2271: 2226: 2202: 2196: 2169: 2151: 2139: 2127: 2111: 2091: 2064: 2062: 2059: 2022: 2019: 1984: 1980: 1977: 1974: 1971: 1915: 1914: 1911: 1907: 1906: 1901: 1895: 1894: 1891: 1887: 1886: 1883: 1858:Main article: 1855: 1852: 1851: 1850: 1837: 1827: 1817: 1800: 1793: 1786: 1771: 1770: 1767: 1764: 1757: 1750: 1735:Main article: 1732: 1729: 1728: 1727: 1712: 1705: 1682: 1675: 1670:in 2021. One 1644: 1637: 1616: 1609: 1598:Hurricane Irma 1590:kinetic energy 1550: 1543: 1518: 1511: 1486: 1479: 1453: 1446: 1439: 1432: 1429:kinetic energy 1422: 1415: 1412:Landauer limit 1400: 1390: 1389: 1385: 1384: 1381: 1378: 1375: 1372: 1369: 1365: 1364: 1361: 1358: 1355: 1352: 1349: 1345: 1344: 1341: 1338: 1335: 1332: 1329: 1325: 1324: 1321: 1318: 1315: 1312: 1309: 1305: 1304: 1301: 1298: 1295: 1292: 1289: 1285: 1284: 1281: 1278: 1275: 1272: 1269: 1265: 1264: 1259: 1254: 1251: 1246: 1241: 1237: 1236: 1231: 1226: 1223: 1218: 1213: 1209: 1208: 1203: 1198: 1195: 1190: 1185: 1181: 1180: 1175: 1170: 1167: 1162: 1157: 1153: 1152: 1149: 1146: 1143: 1140: 1137: 1133: 1132: 1129: 1126: 1123: 1120: 1117: 1113: 1112: 1109: 1106: 1103: 1100: 1097: 1093: 1092: 1089: 1072: 1069: 1068: 1067: 1057: 1050: 1043:kinetic energy 1039: 1032: 1029: 1007:travelling at 995:kinetic energy 991: 967: 950: 923: 920: 834: 833: 781: 778: 754: 753: 742: 721: 720: 717: 716: 711: 707: 706: 701: 697: 696: 691: 687: 686: 681: 677: 676: 671: 667: 666: 661: 657: 656: 651: 647: 646: 641: 637: 636: 633: 629: 628: 625: 618: 601: 597: 593: 586: 583: 581: 579: 575: 571: 567: 560: 557: 555: 553: 547: 543: 538: 534: 531: 524: 521: 519: 517: 513: 509: 505: 498: 495: 493: 491: 485: 482: 478: 473: 467: 463: 458: 454: 451: 444: 441: 439: 435: 431: 430: 404: 401: 293: 292: 279: 270: 269: 257: 248: 247: 243: 232: 223: 222: 209: 207:kilowatt-hours 200: 199: 183: 174: 173: 158: 149: 148: 132: 123: 122: 119: 118: 113: 106: 105: 101: 100: 95: 91: 90: 87: 83: 82: 77: 73: 72: 67: 61: 60: 56: 55: 52: 44: 43: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 4513: 4502: 4499: 4497: 4494: 4492: 4489: 4488: 4486: 4471: 4470: 4461: 4459: 4458: 4453: 4449: 4447: 4446: 4437: 4435: 4434: 4425: 4424: 4421: 4415: 4412: 4410: 4407: 4405: 4402: 4401: 4399: 4395: 4389: 4388:United States 4386: 4384: 4383:South America 4381: 4379: 4376: 4374: 4371: 4369: 4366: 4364: 4361: 4359: 4356: 4354: 4351: 4349: 4346: 4344: 4341: 4339: 4336: 4334: 4331: 4329: 4326: 4322: 4319: 4318: 4317: 4316:Energy policy 4314: 4312: 4309: 4307: 4304: 4300: 4297: 4295: 4292: 4290: 4287: 4286: 4285: 4282: 4281: 4279: 4277: 4271: 4263: 4260: 4258: 4255: 4254: 4253: 4250: 4246: 4243: 4241: 4240:Solar furnace 4238: 4237: 4236: 4233: 4229: 4226: 4224: 4221: 4220: 4219: 4216: 4214: 4211: 4207: 4204: 4202: 4199: 4198: 4197: 4196:Nuclear power 4194: 4190: 4187: 4185: 4182: 4180: 4177: 4176: 4175: 4172: 4170: 4167: 4163: 4160: 4158: 4155: 4154: 4153: 4150: 4148: 4145: 4143: 4140: 4138: 4135: 4133: 4130: 4129: 4127: 4123: 4122:Energy system 4119: 4113: 4110: 4108: 4105: 4103: 4100: 4096: 4093: 4092: 4091: 4088: 4086: 4083: 4081: 4078: 4076: 4075:Gravitational 4073: 4071: 4068: 4064: 4061: 4059: 4056: 4054: 4051: 4050: 4049: 4046: 4044: 4041: 4040: 4038: 4036: 4032: 4026: 4023: 4021: 4018: 4016: 4013: 4011: 4008: 4004: 4003:Hydrogen fuel 4001: 4000: 3999: 3996: 3992: 3989: 3988: 3987: 3984: 3980: 3977: 3975: 3972: 3971: 3970: 3967: 3965: 3962: 3960: 3957: 3955: 3952: 3950: 3947: 3946: 3944: 3942: 3938: 3932: 3929: 3927: 3924: 3922: 3919: 3917: 3914: 3912: 3909: 3907: 3904: 3902: 3899: 3897: 3894: 3892: 3889: 3887: 3884: 3882: 3879: 3877: 3874: 3872: 3869: 3867: 3864: 3862: 3859: 3857: 3854: 3852: 3849: 3847: 3844: 3842: 3839: 3837: 3834: 3830: 3827: 3826: 3825: 3824:Gravitational 3822: 3820: 3817: 3815: 3812: 3810: 3807: 3805: 3802: 3800: 3797: 3793: 3790: 3789: 3788: 3785: 3784: 3782: 3778: 3770: 3767: 3765: 3762: 3760: 3757: 3755: 3752: 3750: 3747: 3745: 3742: 3740: 3737: 3735: 3732: 3730: 3727: 3725: 3722: 3720: 3717: 3715: 3712: 3710: 3707: 3705: 3702: 3700: 3697: 3695: 3694:Heat transfer 3692: 3690: 3689:Heat capacity 3687: 3685: 3682: 3680: 3677: 3675: 3672: 3670: 3667: 3665: 3662: 3661: 3660: 3657: 3655: 3652: 3648: 3645: 3643: 3642:Negative mass 3640: 3639: 3638: 3635: 3633: 3630: 3628: 3625: 3623: 3622:Energy system 3620: 3618: 3615: 3613: 3610: 3606: 3603: 3602: 3601: 3598: 3596: 3593: 3591: 3588: 3587: 3585: 3579: 3573: 3570: 3568: 3565: 3563: 3560: 3559: 3556: 3552: 3545: 3540: 3538: 3533: 3531: 3526: 3525: 3522: 3510: 3502: 3501: 3498: 3492: 3489: 3487: 3484: 3482: 3479: 3477: 3474: 3472: 3469: 3468: 3466: 3462: 3456: 3453: 3451: 3448: 3446: 3443: 3441: 3438: 3436: 3433: 3431: 3428: 3426: 3423: 3421: 3418: 3416: 3415:degree of arc 3413: 3411: 3408: 3406: 3403: 3401: 3398: 3396: 3393: 3392: 3390: 3388: 3384: 3378: 3375: 3373: 3370: 3368: 3365: 3363: 3360: 3358: 3355: 3353: 3350: 3348: 3345: 3343: 3340: 3338: 3335: 3333: 3330: 3328: 3325: 3323: 3320: 3318: 3315: 3313: 3310: 3308: 3305: 3303: 3300: 3298: 3295: 3293: 3290: 3288: 3285: 3283: 3280: 3278: 3275: 3273: 3270: 3269: 3267: 3265: 3259: 3253: 3250: 3248: 3245: 3243: 3240: 3238: 3235: 3233: 3230: 3228: 3225: 3223: 3220: 3219: 3217: 3215: 3211: 3207: 3200: 3195: 3193: 3188: 3186: 3181: 3180: 3177: 3170: 3166: 3151: 3112:at Wiktionary 3111: 3110: 3104: 3100: 3099: 3095: 3087: 3081: 3078: 3064: 3060: 3058:92-822-2213-6 3054: 3047: 3046: 3041: 3035: 3032: 3028: 3015: 3011: 3007: 3001: 2999: 2995: 2984:on 2009-01-14 2980: 2976: 2972: 2965: 2958: 2955: 2944: 2940: 2936: 2930: 2927: 2923: 2918: 2915: 2902: 2898: 2892: 2890: 2886: 2873: 2867: 2864: 2851: 2847: 2843: 2839: 2838: 2833: 2826: 2823: 2811: 2807: 2800: 2797: 2781: 2777: 2770: 2764: 2761: 2745: 2741: 2734: 2727: 2724: 2719: 2715: 2709: 2706: 2683: 2680: 2677: 2674: 2669: 2664: 2652: 2648: 2643: 2632: 2629: 2623: 2620: 2608: 2605: 2582: 2579: 2574: 2569: 2557: 2553: 2548: 2537: 2534: 2528: 2525: 2513: 2510: 2499:on 2011-08-30 2498: 2494: 2488: 2485: 2473:on 2023-05-15 2472: 2468: 2462: 2459: 2454: 2450: 2446: 2440: 2437: 2432: 2430:0-471-73989-8 2426: 2421: 2420: 2411: 2408: 2397: 2393: 2387: 2384: 2380:. 2018-05-11. 2379: 2375: 2369: 2366: 2362: 2356: 2349: 2348: 2341: 2338: 2335: 2331: 2330: 2324: 2321: 2317: 2313: 2312: 2306: 2303: 2298: 2297: 2290: 2287: 2283: 2282: 2275: 2272: 2268: 2242: 2241: 2236: 2230: 2227: 2216: 2212: 2206: 2203: 2199: 2193: 2189: 2188: 2183: 2179: 2173: 2170: 2166:. 2016-01-28. 2165: 2161: 2155: 2152: 2148: 2143: 2140: 2136: 2131: 2128: 2124: 2120: 2115: 2112: 2098: 2094: 2092:92-822-2213-6 2088: 2081: 2080: 2075: 2069: 2066: 2060: 2058: 2056: 2052: 2048: 2044: 2040: 2036: 2032: 2028: 2020: 2018: 2016: 2012: 2008: 2004: 2000: 1995: 1982: 1978: 1975: 1972: 1969: 1961: 1960:cross product 1957: 1953: 1949: 1944: 1942: 1938: 1934: 1930: 1926: 1925:algebraically 1922: 1912: 1910:Displacement 1909: 1908: 1905: 1902: 1900: 1897: 1896: 1892: 1889: 1888: 1884: 1881: 1880: 1877: 1875: 1871: 1867: 1861: 1853: 1845: 1838: 1835: 1828: 1818: 1815: 1801: 1794: 1787: 1780: 1776: 1775: 1774: 1768: 1765: 1758: 1751: 1744: 1743: 1742: 1738: 1730: 1721: 1717: 1713: 1706: 1695: 1691: 1687: 1683: 1676: 1673: 1672:Petawatt-hour 1661: 1657: 1650:in Japan had 1649: 1645: 1638: 1635: 1634:terawatt-hour 1631: 1626: 1617: 1610: 1607: 1606:gigawatt-hour 1599: 1591: 1586: 1579: 1573: 1569: 1564: 1557: 1551: 1544: 1541: 1540:megawatt-hour 1537: 1536:Planck energy 1533: 1529: 1526:is about the 1524: 1519: 1512: 1509: 1508:kilowatt-hour 1504: 1493: 1487: 1480: 1477: 1472: 1466: 1458: 1454: 1447: 1444: 1440: 1433: 1430: 1427:is about the 1423: 1416: 1413: 1405: 1401: 1394: 1393: 1386: 1382: 1379: 1376: 1373: 1370: 1367: 1366: 1362: 1359: 1356: 1353: 1350: 1347: 1346: 1342: 1339: 1336: 1333: 1330: 1327: 1326: 1322: 1319: 1316: 1313: 1310: 1307: 1306: 1302: 1299: 1296: 1293: 1290: 1287: 1286: 1282: 1279: 1276: 1273: 1270: 1267: 1266: 1263: 1260: 1258: 1255: 1252: 1250: 1247: 1245: 1242: 1239: 1238: 1235: 1232: 1230: 1227: 1224: 1222: 1219: 1217: 1214: 1211: 1210: 1207: 1204: 1202: 1199: 1196: 1194: 1191: 1189: 1186: 1183: 1182: 1179: 1176: 1174: 1171: 1168: 1166: 1163: 1161: 1158: 1155: 1154: 1150: 1147: 1144: 1141: 1138: 1135: 1134: 1130: 1127: 1124: 1121: 1118: 1115: 1114: 1094: 1088:Submultiples 1086: 1078: 1070: 1064: 1058: 1051: 1044: 1040: 1037: 1033: 1030: 1026: 1019: 1012: 1006: 1002: 996: 992: 988: 981: 974: 968: 964: 957: 951: 948: 944: 940: 935: 932:16.6667  929: 928: 927: 921: 919: 917: 913: 909: 905: 900: 898: 894: 890: 886: 882: 878: 874: 870: 866: 862: 858: 854: 851:In 1935, the 849: 847: 843: 839: 831: 830: 829: 827: 819: 815: 811: 807: 803: 799: 795: 791: 787: 779: 777: 775: 771: 767: 763: 759: 751: 750:kilowatt-hour 747: 743: 740: 736: 732: 728: 727: 726: 715: 712: 709: 708: 705: 702: 699: 698: 695: 692: 689: 688: 685: 682: 679: 678: 675: 672: 669: 668: 665: 662: 659: 658: 655: 652: 649: 648: 645: 642: 639: 638: 634: 631: 630: 626: 623: 622: 619: 617: 595: 584: 582: 569: 558: 556: 545: 536: 522: 520: 507: 496: 494: 483: 480: 471: 465: 456: 442: 440: 420: 419: 416: 414: 410: 409:SI base units 402: 400: 399:(1818–1889). 398: 394: 390: 386: 382: 378: 374: 370: 366: 362: 358: 354: 353: 345: 327: 326: 318: 300: 280: 278: 277:electronvolts 271: 258: 256: 249: 233: 231: 224: 210: 208: 201: 198: 194: 184: 182: 175: 172: 159: 157: 150: 147: 143: 139: 133: 131: 130:SI base units 124: 120: 117: 114: 112: 108: 102: 99: 96: 92: 88: 84: 81: 78: 74: 71: 68: 66: 62: 57: 50: 45: 40: 37: 33: 19: 4467: 4455: 4443: 4431: 4213:Oil refinery 4157:Cogeneration 4090:Nuclear fuel 3896:Quintessence 3684:Free entropy 3617:Energy level 3581:Fundamental 3420:electronvolt 3306: 3108: 3080: 3070:, retrieved 3044: 3034: 3025: 3018:. Retrieved 3014:the original 2986:. Retrieved 2979:the original 2970: 2957: 2946:. Retrieved 2942: 2929: 2917: 2905:. Retrieved 2900: 2876:. Retrieved 2866: 2856:11 September 2854:. Retrieved 2835: 2825: 2813:. Retrieved 2809: 2799: 2787:. Retrieved 2780:the original 2763: 2751:. Retrieved 2744:the original 2726: 2717: 2708: 2607: 2512: 2501:. Retrieved 2497:the original 2487: 2475:. Retrieved 2471:the original 2461: 2453:the original 2448: 2439: 2418: 2410: 2399:. Retrieved 2395: 2386: 2377: 2368: 2346: 2340: 2333: 2328: 2323: 2315: 2310: 2305: 2295: 2289: 2280: 2274: 2244: 2239: 2229: 2218:. 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Index

Millijoule
Joule (disambiguation)

Unit system
SI
energy
James Prescott Joule
SI base units
kg
m
s
CGS units
erg
watt-seconds
W
s
kilowatt-hours
kilocalories (thermochemical)
BTUs
electronvolts
/l/
JOOL
/l/
JOWL
energy
International System of Units
work
newton
metre
electric current

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