User contributions for Mark Widmer
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31 July 2022
- 07:0507:05, 31 July 2022 diff hist −2 m Newton Grammar: Changed "which" to "that" (2 places)
- 07:0307:03, 31 July 2022 diff hist +28 Weight Fixed Earth and Jupiter links current
28 July 2022
- 21:0321:03, 28 July 2022 diff hist +1,735 Weight →Apparent Weight: Defined in terms of scale reading. Added examples.
- 20:4120:41, 28 July 2022 diff hist +685 Weight New section: Apparent Weight
27 July 2022
- 12:3212:32, 27 July 2022 diff hist +97 Weight →Units: Changing "pounds" to "pounds-force." Per NIST, the pound is a mass unit, not weight.
1 July 2022
- 15:4915:49, 1 July 2022 diff hist +16 Mass F is net force in F=ma current
- 15:4515:45, 1 July 2022 diff hist +34 Mass Clarify inertial mass as resistance to acceleration rather than force.
- 15:4215:42, 1 July 2022 diff hist +187 Mass Clarify gravitational mass is what appears in gravitational force equation.
12 June 2022
- 18:3518:35, 12 June 2022 diff hist +709 Didymos Reforrmatted references
8 June 2022
- 17:4417:44, 8 June 2022 diff hist +21 Rydberg constant →Background: Added subscript "e" to electron mass (consistency with intro) current
- 17:3417:34, 8 June 2022 diff hist +86 Dimorphos →Properties: Added orbital speed, corrected orbital radius.
1 June 2022
- 19:1919:19, 1 June 2022 diff hist +4 Atomic units →Time: Fixed math syntax current
- 19:1319:13, 1 June 2022 diff hist +15 Atomic units →Energy: Fixed math syntax
31 May 2022
- 14:5514:55, 31 May 2022 diff hist +152 Dimorphos →References: Added W. R. Johnston reference
28 May 2022
- 07:5807:58, 28 May 2022 diff hist +15 Hadron Added link to "Weak force" article current
- 07:2207:22, 28 May 2022 diff hist −26 Quark Fixed link for "fermions" current
27 May 2022
- 10:4410:44, 27 May 2022 diff hist +152 Didymos →References: Added Johnston, Wm. Robert
- 10:3110:31, 27 May 2022 diff hist +43 Didymos →Properties: Added mass value.
26 May 2022
- 07:2207:22, 26 May 2022 diff hist +102 Dimorphos →References: Added ESA reference.
- 07:2107:21, 26 May 2022 diff hist +301 Dimorphos Created new sections "Properties" and "References."
25 May 2022
- 19:0819:08, 25 May 2022 diff hist +188 Didymos →Properties: Orbital properties
- 18:5118:51, 25 May 2022 diff hist +43 Didymos Added year of discovery.
- 18:4718:47, 25 May 2022 diff hist +187 Didymos Created new section "Properties."
- 18:4218:42, 25 May 2022 diff hist +1 Didymos Correction: the larger Didymos contains about 99%, not 1%, of the system's mass.
- 18:3018:30, 25 May 2022 diff hist +120 Didymos Created "References" section. Added NASA reference
22 May 2022
- 14:5314:53, 22 May 2022 diff hist +2 m Quark No edit summary
- 14:5214:52, 22 May 2022 diff hist +32 Quark Fixed some grammar.
20 May 2022
- 22:2722:27, 20 May 2022 diff hist +110 Noble gas Reworded and added links to Atomic_electron_configuration and Atomic_orbital articles. current
- 22:2022:20, 20 May 2022 diff hist 0 m Noble gas No edit summary
16 May 2022
- 14:2214:22, 16 May 2022 diff hist +229 N Noble gas Article created.
15 May 2022
- 19:3819:38, 15 May 2022 diff hist +31 Atomic electron configuration Added link to "Angular_momentum_(quantum)" article.
- 15:1115:11, 15 May 2022 diff hist +10 Principal quantum number Tweaked description of "n" and h-bar. Corrected terminology for semi-major axis (was "major semiaxis"). Added link to "Ellipse" article. current
- 09:4809:48, 15 May 2022 diff hist +8 Atomic electron configuration Intro: Changed "angular momentum" to "orbital angular momentum"
12 May 2022
- 18:1218:12, 12 May 2022 diff hist +4 Periodic table of elements →Elements by periodic table group (vertical column): Added link to "alkali metal" article.
- 18:0918:09, 12 May 2022 diff hist +444 Alkali metal Created new section "ionic states" current
7 May 2022
- 20:1920:19, 7 May 2022 diff hist +84 Australian Open Updated current champions to 2022. Added explanation why no tournament in 1986. current
6 May 2022
- 08:3008:30, 6 May 2022 diff hist +15 Atomic hypothesis →Historical development: Fixed link to Atom_(science) article. current
3 May 2022
- 09:0509:05, 3 May 2022 diff hist −1 Baseball →Major League Baseball: Moved Houston Astros from NL Central to AL West.
28 April 2022
- 19:0619:06, 28 April 2022 diff hist +13 Boston Red Sox Updated World Series win total.
- 19:0419:04, 28 April 2022 diff hist +152 Boston Red Sox →A New Golden Age (2004-Present): Added World Series victories in 2013 & 2018.
- 18:5818:58, 28 April 2022 diff hist +10 Baseball →West: Change "LA" to "Los Angeles"
12 April 2022
- 12:2212:22, 12 April 2022 diff hist −15 Hertzsprung-Russell diagram Corrected relation between luminosity and mass (not an inverse relation). current
8 April 2022
- 16:4916:49, 8 April 2022 diff hist 0 m Benchmark quantities →pH
- 16:4816:48, 8 April 2022 diff hist +148 Benchmark quantities →pH
- 16:3916:39, 8 April 2022 diff hist +138 Talk:Benchmark quantities →PH? current
- 16:3716:37, 8 April 2022 diff hist +56 Benchmark quantities →pH
- 14:1914:19, 8 April 2022 diff hist +394 Benchmark quantities →pH
- 14:0314:03, 8 April 2022 diff hist +567 Benchmark quantities →pH
- 13:4413:44, 8 April 2022 diff hist +101 Benchmark quantities →pH
- 07:4807:48, 8 April 2022 diff hist +27 Benchmark quantities Created new section "pH"