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- Helena Petrovna Blavatsky (8386 bytes)
5: ...d for by servants who believed in the many superstitions of Old Russia, and apparently encouraged her ...
7: ...satisfied customers complained of fraudulent activities.
9: ...ects out of nothing. Though she was apparently quite adept at these feats, her interests were more in...
11: ...ural expert, and journalist who covered the [[Spiritualist]] phenomena. Soon they were living together...
13: ..., she became a [[naturalized citizen]] of the [[United States]]. - Lightning (33113 bytes)
6: ...mpanied by the emission of [[light]]. The electricity passing through the discharge channels rapidly h...
10: ...t the idea of using a flying object, such as a [[kite]] instead.
12: ...len during the storm had soaked the line and made it conductive.
14: ...p idea that they used, so he usually gets the credit.
16: ...e of the room split, and the door itself torn off its hinges. - List of people associated with the French Revolution (16148 bytes)
2: ...es. ''As a rule, the best place to clarify complexities is in the article on the individual in questio...
12: ... Marie Barnave]] - [[Constitutional monarchy|constitutional monarchist]] / [[Feuillant]] (faction)
17: *[[Jacques Nicolas Billaud-Varenne]] - on [[Committee of Public Safety]], more radical [[Maximilien ...
19: ...luable to his brother's success. Later fell out with Napoleon.
25: ...of France]]. Murdered by royalists during the [[White Terror]] - Capacitor (29664 bytes)
2: ...y''' multi-[[conductor]] [[geometry]] has '''capacitance'''.
4: == Physics of the capacitor ==
7: ...ric. Because each plate stores an equal but opposite charge, the ''total'' charge in the device is al...
9: ...l capacitor, the dielectric is in direct contact with the plates.)]]
11: === Capacitance === - Atom (12300 bytes)
7: ...d) and<br>two neutrons (green) and with a probability<br>cloud (gray) of two electrons (yellow).
28: | Electric Charge: || 0 [[Coulomb|C]]
40: * [[proton]]s, which have a [[positive]] [[electric charge|charge]]; and
45: ...as the number of protons does not change. Atoms with different numbers of neutrons (but the same numb...
50: Because of their ubiquitous nature, atoms have been an important field of ... - Electricity (13894 bytes)
1: ...he force of attraction or repulsion is given by [[Coulomb's law]]. Some electrical effects are discussed u...
3: ... C" means "the quantity of electric charge is 0.5 coulomb."
6: ... to jump. This is the origin of the word "electricity", from the [[Greek language|Greek]] ''ēlekt...
8: ...l digs have been alleged to be [[battery (electricity)|electrical batteries]].
10: ...ed in [[1747]] that a discharge of static electricity was equivalent to an [[electric current]]. - Proton (5009 bytes)
36: ...1.602 176 53(14) × 10<sup>−19</sup> [[Coulomb|C]]
41: |[[Quark]] Composition:
46: ...n is observed to be stable, with a lower limit on its [[half-life]] of about 10<sup>35</sup> years, al...
50: ...erties of the atom and which [[chemical element]] it is.
52: ... same magnitude charge as the proton but the opposite sign. - Hydrogen (20221 bytes)
1: <!-- Here is a table of data; skip past it to edit the text. -->
8: ...n="3" valign="center"> <br />'''H'''<br />[[Lithium|Li]] <br /> <br /> </td>...
22: <td>[[Density]], [[Mohs hardness scale|Hardness]] </td><td>...
28: ... </td><td>1.00794 [[Atomic mass unit|amu]]</td></tr>
47: ...td>14.025 [[Kelvin|K]] (−434.452 ?[[Fahrenheit|F]])</td></tr> - Electron (10516 bytes)
5: ...s cross-sections with color-coded probability density</small>]]
36: ...ub>1836.152 672 61(85)</sub> [[Atomic mass unit|amu]]
42: ...14) ×Ļamp;nbsp;10<sup>−19</sup> [[Coulomb|C]]
51: | [[Gravity]], [[Electromagnetic interaction|Electromagnetic...
54: ...ic charge can be generated by rubbing the amber with the pelt of an animal e.g. a cat and has been do... - Neutron (7687 bytes)
20: <tr><td>Electric charge: </td><td> 0 [[Coulomb|C]]</td></tr>
22: <tr><td>[[Quark]] composition: </td><td>2 Down, 1 Up</td></tr>
26: ... a [[proton]]). Its [[spin (physics)|spin]] is ?. Its [[antiparticle]] is called the '''antineutron'''...
32: ... of 886 seconds (about 15 minutes), decaying by emitting an [[electron]] and [[neutrino|antineutrino]]...
34: ...eir discovery, makes them very penetrating, makes it impossible to observe them directly, and makes th... - Energy (16265 bytes)
1: ...ever, misses many important examples of energy as it exists in the physical world.
3: ... moving the weight up and when you are not moving it.
5: ...ld in a [[quantum mechanics|quantum mechanical]] situation. Scientists have also defined several forms...
7: ==Units==
9: ===[[SI]] and related units=== - Ion (2800 bytes)
2: ...ary particle]] or system of elementary particles with a net [[electric charge]].
4: ...ce|Coulomb attraction]] towards the neutral atom. It is nevertheless possible in many cases, see [[neg...
6: ... [[molecules]] are denoted by [[superscript]]ing with the number of electrons lost or gained (if more ...
11: ... of an atom is the energy required to strip it of its ''n''-th electron after the first ''n'' &mi...
13: ...tend to form in ways that leave them with full orbital blocks. For example, [[sodium]] is found as Na<... - Electric field (1958 bytes)
1: ...y]] proportional to the square of the field intensity. In the static case, an electric field is compo...
7: ...tion (1) above, electric field is dependent on position. The electric field due to any single charge ...
9: Electric fields follow the [[superposition principle]]. If more than one charge is prese...
13: ...inciple is extended to an infinite number of infinitesimally small elements of charge, the following f...
19: ...[[charge density]], or the amount of charge per unit [[volume]].
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