The Physics Factbook - Topic Index (original) (raw)

An educational, fair use website

acceleration_a_,angular‑velocityω,area_A_,densityρ,dimension_D_,electric‑current_I_,electric‑field_E_,electric‑voltage_V_,electrical‑resistivityρ,energy_E_,force_F_,frequency_f_,frictionμ,lengthℓ,magnetic‑field_B_,mass_m_,money$,number#,power_P_,pressure_p_,refraction_n_,restitution_cor_,temperature_T_,time_t_,velocity_v_,volume_V_

* entries marked with an asterisk include editor's commentary

1. Acceleration (Acceleration Due To Gravity)

   1. Acceleration perturbations of daily living
   2. More acceleration perturbations of daily living
   3. Acceleration of a car
   4. Acceleration of a dragster
   5. Acceleration of an elevator, cable
   6. Acceleration of an elevator, hydraulic
   7. Acceleration of a roller coaster
   8. Acceleration of a manned rocket*
   9. Acceleration of blackout in fighter pilots*
   10. Acceleration in a training centrifuge
   11. Acceleration of a medical centrifuge
   12. Acceleration that would deploy car airbags
   13. Acceleration that would break human bones
   14. Acceleration that would kill a human
   15. Acceleration of a cannonball
   16. Acceleration of a bullet
   17. Acceleration due to gravity at New York City
   18. Acceleration due to gravity at Quito, Ecuador
   19. Acceleration due to gravity on the moon
   20. Acceleration due to gravity on Mars
   21. Acceleration due to gravity: Super Mario Brothers

2. Angular Velocity (Angular Speed)☝

   1. Angular speed of the earth
   2. Angular speed of a phonograph record*
   3. Angular speed of a floppy disk
   4. Angular speed of a hard disk drive
   5. Angular speed of a CD
   6. Angular speed of a DVD
   7. Angular speed of a car engine
   8. Angular speed of a truck engine
   9. Angular speed of a jet turbine
   10. Angular speed of a training centrifuge
   11. Angular speed of a medical centrifuge
   12. Angular speed of a kitchen blender

3. Area (Surface Area)☝

   1. Area of a ping pong paddle
   2. Area of a badminton racket
   3. Area of a tennis racket
   4. Area of a ping pong table
   5. Area of a tennis court
   6. Area of a basketball court
   7. Area of a football field (soccer pitch)
   8. Area of a football field (American)
   9. Area of a football field (Canadian)
   10. Area of a baseball field
   11. Area of a newspaper
   12. Area of Manhattan
   13. Area of Brooklyn
   14. Area of New York City
   15. Area of New York State
   16. Area of the polar ice caps
   17. Area of earth's land surface
   18. Area of earth's oceans
   19. Surface area of human skin

4. Density (Specific Gravity)☝

   1. Density of the universe
   2. Density of outer space*
   3. Density of the solar wind
   4. Density of the best laboratory vacuum
   5. Density of air*
   6. Density of ice
   7. Density of water
   8. Density of steam
   9. Density of sea water
   10. Density of blood
   11. Density of milk
   12. Density of beer*
   13. Density of cooking oil
   14. Density of petroleum
   15. Density of soap
   16. Density of bone
   17. Density of wood
   18. Density of a Space Shuttle tile
   19. Density of concrete*
   20. Density of glass
   21. Density of steel
   22. Density of gold
   23. Density of platinum
   24. Density of plutonium*
   25. Density of uranium
   26. Density of osmium
   27. Density of the earth
   28. Density of Saturn
   29. Density of the sun
   30. Density of a white dwarf star
   31. Density of a neutron star

5. Dimension (Fractal Dimension)☝

   1. Fractal dimension of bread
   2. Fractal dimension of broccoli
   3. Fractal dimension of the coast of Maine
   4. Fractal dimension of leaves
   5. Fractal dimension of stock price changes

6. Electric Current☝

   1. Electric current from a 1.5 V battery
   2. Electric current from a car battery
   3. Electric current through a microwave oven
   4. Electric current through a refrigerator
   5. Electric current through an air conditioner
   6. Electric current through an electric stove
   7. Electric current through a home
   8. Electric current through an arc welder [not MIG or TIG]
   9. Electric current through a MIG welder
   10. Electric current through a TIG welder
   11. Electric current through an arc furnace
   12. Electric current from an electric eel
   13. Electric current of a stun gun
   14. Electric current used in electroshock therapy
   15. Electric current needed to kill a human
   16. Electric current through an electric chair*
   17. Electric current through a lightning bolt
   18. Electric current through the atmosphere

7. Electric Field (Dielectric Strength)☝

   1. Dielectric strength of air
   2. Dielectric strength of glass, crown
   3. Dielectric strength of glass, pyrex (borosilicate glass)
   4. Dielectric strength of mica
   5. Dielectric strength of silicone
   6. Dielectric strength of transformer oil
   7. Dielectric strength of paper
   8. Dielectric strength of polyethylene
   9. Dielectric strength of polypropylene
   10. Dielectric strength of fused quartz
   11. Dielectric strength of waxed paper
   12. Dielectric strength of air
   13. Electric field inside a typical US home
   14. Electric field near a cellular telephone
   15. Electric field on earth*
   16. Electric field on the sun

8. Electric Potential (Electromotive Force, Potential Difference, Voltage)☝

   1. Voltage of an alkaline battery
   2. Voltage of a nickel metal hydride battery
   3. Voltage of a nickel cadmium battery
   4. Voltage of a car battery
   5. Voltage of a truck battery
   6. Voltage of household electrical outlets
   7. Voltage of a fluorescent tube
   8. Voltage of a neon light
   9. Voltage of a mercury light
   10. Voltage of a sodium vapor light
   11. Voltage of a television picture tube
   12. Voltage of automobile spark plugs
   13. Voltage of an electric eel
   14. Voltage of an electric fence
   15. Voltage of an electron microscope
   16. Voltage of a nerve cell
   17. Voltage of a stun gun
   18. Voltage of electroshock therapy
   19. Voltage used to resuscitate a human heart
   20. Voltage of an electric chair*
   21. Voltage of power transmission lines
   22. Voltage of a lightning bolt

9. Electrical Resistivity (Reciprocal of Electrical Conductivity)☝

   1. Resistivity of aluminum
   2. Resistivity of aluminum oxide
   3. Resistivity of carbon, amorphous
   4. Resistivity of carbon, diamond
   5. Resistivity of carbon, graphite
   6. Resistivity of copper
   7. Resistivity of glass
   8. Resistivity of germanium
   9. Resistivity of gold
   10. Resistivity of iron
   11. Resistivity of mercury
   12. Resistivity of mica
   13. Resistivity of nichrome
   14. Resistivity of quartz
   15. Resistivity of silicon
   16. Resistivity of silver
   17. Resistivity of steel
   18. Resistivity of tungsten
   19. Resistivity of water, distilled
   20. Resistivity of water, seawater
   21. Resistance of a resistor: Blame the students or blame the resistors?

10. Energy (Energy Density)☝

11. Energy in ATP
12. Energy of the most extreme cosmic rays
13. Energy of the most extreme gamma rays
14. Energy consumption of a human
15. Energy of a 1.5 V battery
16. Energy of a car battery
17. Energy of a truck battery
18. Energy in a cubic meter of natural gas
19. Energy in a barrel of petroleum
20. Energy in a ton of coal
21. Energy in a ton of TNT
22. Energy of a nuclear explosion*
23. Energy consumption of New York City
24. Energy consumption of China
25. Energy consumption of the United States
26. Energy consumption of Africa
27. Energy consumption of Asia
28. Energy consumption of Australia
29. Energy consumption of Europe
30. Energy consumption of North America
31. Energy consumption of South America
32. Energy consumption of the earth
33. Energy density of hydrogen
34. Energy density of methane
35. Energy density of propane
36. Energy density of butane
37. Energy density of gasoline
38. Energy density of kerosene
39. Energy density of aviation fuel
40. Energy density of diesel fuel
41. Energy density of heating oil
42. Energy density of methanol (wood alcohol)
43. Energy density of ethanol
44. Energy density of petroleum
45. Energy density of natural gas
46. Energy density of wood
47. Energy density of coal
48. Energy density of carbohydrates
49. Energy density of fats
50. Energy density of protein

51. Force (Tension, Thrust, Weight)☝

52. Force on a microelectromechanical system (MEMS)
53. Force of a windmill slam dunk: Vince Carter
54. Force of a windmill slam dunk: Dominique Wilkins
55. Force on a runner's foot
56. Force of a bat on a baseball
57. Force of a tennis racket on a tennis ball
58. Force of a golf club on a golf ball
59. Force of a superhero: Superman Returns
60. Tension of power transmission (high tension) lines
61. Tension in Spider-Man's webs
62. Things that weigh a newton
63. Thrust of a jet engine
64. Thrust of a space shuttle
65. Weight of an apple

66. Friction (Coefficient of Friction)☝

67. Coefficients of friction for aluminum
68. Coefficients of friction for concrete
69. Coefficients of friction for glass
70. Coefficients of friction for graphite
71. Coefficients of friction for granite
72. Coefficients of friction for human joints
73. Coefficients of friction for human skin
74. Coefficient of friction for skin: The Incredible Hulk
75. Coefficients of friction for ice
76. Coefficients of friction for paper
77. Coefficients of friction for rubber
78. Coefficients of friction for snow
79. Coefficients of friction for steel
80. Coefficients of friction for teflon
81. Coefficients of friction for wood

82. Frequency☝

83. Frequency of middle C
84. Frequency of a beating heart
85. Frequency of brain waves
86. Frequency of bee wings
87. Frequency of fly wings
88. Frequency of mosquito wings
89. Frequency of hummingbird wings
90. Frequency of a cat's purr
91. Frequency of dolphin sonar
92. Frequency of bat sonar
93. Frequency range of human hearing
94. Frequency range of dog hearing
95. Frequency used in ultrasonic cleaning
96. Frequency used in ultrasonic imaging*
97. Frequency used in navigational sonar
98. Frequency of ELF transmissions
99. Frequency of cosmic microwave background
100. Frequency of a microwave oven*
101. Frequency of a police radar gun
102. Frequency of the lowest electromagnetic waves
103. Frequency of the highest electromagnetic waves

104. Length (Altitude, Center of Mass, Depth, Diameter, Distance, Focal Length, Height, Range, Resolution, Size, Thickness, Wavelength)☝

105. Altitude of highest permanent human habitation
106. Altitude of human survivability, maximum [vertical limit]
107. Altitude of the lowest point on earth
108. Altitude of the highest point on earth
109. Altitude of the lowest point on Mars
110. Altitude of the highest point on Mars
111. Altitude of the lowest parachute jump
112. Altitude of the highest parachute jump*
113. Altitude of a commercial jet airplane
114. Altitude of a spy plane
115. Altitude of the highest airplane flight*
116. Altitude of the highest toy balloon flight
117. Altitude of the highest manned balloon flight*
118. Altitude of the highest unmanned balloon flight
119. Altitude of the ozone layer
120. Altitude of the space shuttle
121. Altitude of a geosynchronous or geostationary satellite
122. Center of mass of a human
123. Depth of the Grand Canyon
124. Depth of Valles Marineris
125. Depth of the deepest mine
126. Depth of the deepest drilling
127. Depth of the deepest dive without breathing apparatus
128. Depth of the deepest dive with breathing apparatus
129. Depth of the deepest dive in a submarine
130. Depth of the deepest dive in a bathyscaphe
131. Depth of the ocean
132. Depth of the deepest point in the ocean
133. Diameter of an electron
134. Diameter of a proton
135. Diameter of an atom
136. Diameter of a virus*
137. Diameter of a bacterium*
138. Diameter of a yeast
139. Diameter of a protozoan
140. Diameter of an optical fiber
141. Diameter of a human hair*
142. Diameter of a human eye
143. Diameter of a snowflake
144. Diameter of a raindrop*
145. Diameter of a hailstone
146. Diameter of a speck of dust
147. Diameter of a grain of sand
148. Diameter of a golf ball
149. Diameter of a tennis ball
150. Diameter of a baseball
151. Diameter of a softball
152. Diameter of a bowling ball
153. Diameter of a football (soccer ball)
154. Diameter of a basketball
155. Diameter of a cannonball
156. Diameter of an igloo
157. Diameter of Pluto
158. Diameter of earth
159. Diameter of the earth's orbit
160. Diameter of the moon
161. Diameter of the moon's orbit
162. Diameter of the sun
163. Diameter of the solar system
164. Diameter of the Milky Way
165. Diameter of the known universe*
166. Distance between carbon atoms
167. Distance of the longest putted golf ball
168. Distance of the longest driven golf ball*
169. Distance of the longest batted baseball
170. Distance of the farthest animal migration
171. Distance to the nearest star
172. Distance to the nearest galaxy*
173. Distance to the most distant observed object*
174. Focal length of a human eye*
175. Focal length of eyeglasses
176. Focal length of a magnifying glass
177. Focal length of a camera lens
178. Focal length of binoculars
179. Focal length of an astronomical telescope
180. Height of a newborn baby
181. Height of an adult human
182. Height of the tallest tree
183. Height of a pop fly
184. Height of a domed stadium
185. Height of the Great Pyramid
186. Height of the tallest building*
187. Height of the tallest mountain on earth*
188. Height of the tallest mountain on Mars
189. Length of a human DNA molecule*
190. Length of a human esophagus
191. Length of a human intestine
192. Length of the human alimentary canal
193. Length of a lacrosse stick
194. Length of a baseball bat
195. Length of a golf club
196. Length of a hockey stick
197. Length of a javelin
198. Length of a fishing rod
199. Length of a bowling alley
200. Length of a football field (American)
201. Length of a football field (Canadian)
202. Length of a football field (soccer pitch)
203. Length of high voltage electric power transmission lines
204. Length of submarine telecommunications cables
205. Range of a shotgun pellet
206. Range of a handgun bullet*
207. Range of a rifle bullet
208. Range of an artillery shell
209. Range of a Scud missile
210. Range of a cruise missile
211. Range of a ballistic missile
212. Resolution of an electron microscope*
213. Resolution of an optical microscope
214. Resolution of a spy satellite
215. Separation between tracks on a CD
216. Separation between tracks on a DVD
217. Size of a human: Body proportions
218. Size of a shoe: More body proportions
219. Thickness of a cell membrane
220. Thickness of a cell wall
221. Thickness of gold leaf
222. Thickness of a piece of paper
223. Thickness of a leaf
224. Thickness of a dollar bill
225. Thickness of Arctic ice
226. Thickness of the Greenland ice cap
227. Thickness of the Antarctic ice cap
228. Thickness of the ozone layer
229. Thickness of earth's atmosphere
230. Thickness of Saturn's rings
231. Wavelength of the shortest electromagnetic waves
232. Wavelength of the longest electromagnetic waves
233. Wavelength of the sun's peak radiation output
234. Wavelength of maximum human visual sensitivity
235. Wavelength range of visible light

236. Magnetic Field (Magnetic Flux Density, Magnetic Induction)☝

237. Magnetic field on earth
238. Magnetic field on Jupiter
239. Magnetic field of the Milky Way
240. Magnetic field inside a typical US home
241. Magnetic field of a MetroCard
242. Magnetic field near a cellular telephone
243. Magnetic field of a soft iron magnet
244. Magnetic field inside a TV picture tube
245. Magnetic field of a lifting electromagnet
246. Magnetic field inside an MRI*
247. Magnetic field of the strongest magnet*

248. Mass☝

249. Mass of the heaviest man-made element*
250. Mass of a snowflake
251. Mass of a raindrop
252. Mass of a hailstone
253. Mass of a golf ball
254. Mass of a handball
255. Mass of a tennis ball
256. Mass of a billiard ball
257. Mass of a baseball
258. Mass of a softball
259. Mass of a dodge ball
260. Mass of a football (American)
261. Mass of a football (soccer ball)
262. Mass of a bowling ball
263. Mass of a grain of sand
264. Mass of a bullet
265. Mass of a cannonball
266. Mass of a chemical bomb
267. Mass of a nuclear bomb or warhead
268. Mass of a penny
269. Mass of a physics textbook
270. Mass of a car
271. Mass of a train
272. Mass of an airplane, general aviation
273. Mass of an airplane, commercial aviation
274. Mass of a space shuttle
275. Mass of the World Trade Center
276. Mass of a virus
277. Mass of a bacterium
278. Mass of a dog
279. Mass of an elephant
280. Mass of a whale
281. Mass of a human head
282. Mass of a human brain
283. Mass of a human heart
284. Mass of a human liver
285. Mass of a newborn baby
286. Mass of an adult
287. Mass of all the people on earth
288. Mass of US rice production
289. Mass of US corn production
290. Mass of US wheat production
291. Mass of US potato production
292. Mass of US heroin consumption
293. Mass of US cocaine consumption
294. Mass of US marijuana production
295. Mass of US marijuana consumption
296. Mass of US breakfast cereal consumption
297. Mass of US salsa consumption
298. Mass of US ketchup consumption
299. Mass of US beef production
300. Mass of US beef consumption
301. Mass of trash produced by New York City
302. Mass of the atmosphere
303. Mass of the biosphere
304. Mass of the oceans
305. Mass of the earth
306. Mass of the moon
307. Mass of Jupiter
308. Mass of Pluto
309. Mass needed to create a star
310. Mass of the sun
311. Mass needed to create a neutron star*
312. Mass needed to create a black hole
313. Mass of the Milky Way
314. Mass of the universe

315. Money (Cost, Earnings, Income, Price, Salary, Worth)☝

316. Cost of living in New York City
317. Cost of living in the US
318. Cost of living for the average person on earth
319. Income of the average New Yorker
320. Income of the average American
321. Income of the average person on earth
322. Price of liquid helium
323. Price of liquid nitrogen
324. Price of water
325. Price of petroleum (crude oil)
326. Price of diesel fuel
327. Price of gasoline
328. Price of kerosene
329. Price of propane
330. Price of natural gas
331. Price of coal
332. Price of ethanol (grain alcohol)
333. Price of electric energy
334. Price of concrete
335. Price of steel
336. Price of diamond
337. Price of copper
338. Price of silver
339. Price of gold
340. Price of platinum
341. Price of plutonium
342. Price of uranium
343. Price of a high school education
344. Price of a college education
345. Salary of a professor
346. Salary of a teacher
347. Salary of a doctor
348. Salary of an engineer
349. Salary of a biologist
350. Salary of a chemist
351. Salary of a geologist
352. Salary of a meteorologist
353. Salary of a physicist
354. Salary of a baseball player
355. Salary of a basketball player
356. Salary of a football player (American)
357. Salary of a football player (Canadian)
358. Salary of a football player (soccer)
359. Salary of a hockey player
360. Worth of the average person in New York City
361. Worth of the average person in the US
362. Worth of the average person on earth
363. Worth of the wealthiest person in New York City
364. Worth of the wealthiest person in the US
365. Worth of the wealthiest person on earth

366. Number (Population)☝

367. Number of colors distinguishable by the human eye
368. Number of frequencies distinguishable by the human ear
369. Number of neurons in a human brain
370. Number of hairs on a human head
371. Number of transistors on an integrated circuit
372. Number of pages in a science review book
373. Number of pages in a physics textbook
374. Number of books published
375. Number of web pages
376. Number of nuclear weapons capable nations
377. Number of nuclear warheads*
378. Number of artificial satellites
379. Number of cars*
380. Number of personal computers in the US
381. Number of televisions in the US
382. Number of telephones [US, other country or region, or world]
383. Number of cellular phones in the US
384. Number of crimes in New York City
385. Number of crimes in New York State
386. Number of crimes in the US
387. Number of people in a family
388. Number of billionaires
389. Number of people living in poverty
390. Number of people in New York City
391. Number of people in the US
392. Number of people on earth
393. Number of births in New York City
394. Number of births in the US
395. Number of births on earth
396. Number of deaths in New York City
397. Number of deaths in the US
398. Number of deaths on earth
399. Number of obese people in the US
400. Number of rats in New York City*
401. Number of pigeons in New York City
402. Number of ants in the world
403. Number of cockroaches
404. Number of beetles
405. Number of orchids
406. Number of species
407. Number of planets
408. Number of asteroids
409. Number of comets
410. Number of extrasolar planets
411. Number of stars in the Milky Way
412. Number of galaxies in the universe
413. Number of words in the English language
414. Number of languages on earth

415. Power (Power Density)☝

416. Power of a human brain
417. Power of a human heart
418. Power of human lungs
419. Power of a human
420. Power of a mutant: Storm from X-Men
421. Power of a horse [but, not just the definition of the unit horsepower]
422. Power of a 1.5 V battery
423. Power of a personal stereo
424. Power of a car stereo
425. Power of a home stereo
426. Power of a toaster
427. Power of a microwave oven
428. Power of an electric oven
429. Power of a refrigerator
430. Power of an air conditioner
431. Power of a car battery
432. Power of a car
433. Power of a truck
434. Power of a train*
435. Power of a cruise ship
436. Power of an aircraft carrier
437. Power of a fighter plane
438. Power of a space shuttle
439. Power of the first laser
440. Power of a barcode reader laser
441. Power of a laser pointer
442. Power of the strongest laser*
443. Power of car headlights
444. Power of a streetlight
445. Power of a searchlight
446. Power of a lighthouse
447. Power of a cell phone transmitter
448. Power of a cell site transmitter
449. Power of a radio/television broadcast transmitter
450. Power of a commercial power plant
451. Power of a nuclear reactor
452. Power consumption of a home
453. Power consumption of New York City
454. Power consumption of New York State
455. Power consumption of the United States
456. Power consumption of China
457. Power consumption of Africa
458. Power consumption of Asia
459. Power consumption of Australia
460. Power consumption of Europe
461. Power consumption of North America
462. Power consumption of South America
463. Power consumption of the earth
464. Power of the sun*
465. Power of a quasar
466. Power density of solar radiation

467. Pressure (Compression Strength)☝

468. Compression strength of bone and brick: Sin City
469. Compression strength of bone
470. Compression strength of brick
471. Compression strength of concrete
472. Compression strength of granite
473. Compression strength of marble
474. Compression strength of plaster (blue board, drywall, gypsum board, etc.)
475. Compression strength of porcelain
476. Compression strength of steel
477. Compression strength of wood
478. Pressure in outer space*
479. Pressure of the best laboratory vacuum
480. Pressure of the threshold of human hearing
481. Pressure to rupture an eardrum
482. Pressure in a human eye
483. Pressure in the human circulatory system (blood pressure)*
484. Pressure in the human circulatory system: Is gender a factor?
485. Pressure in human lungs
486. Pressure on earth, highest
487. Pressure on earth, lowest
488. Pressure on the surface of Venus
489. Pressure on the surface of Mars
490. Pressure on the surface of Titan
491. Pressure in a basketball
492. Pressure in a bicycle tire
493. Pressure in a car tire
494. Pressure in a truck tire
495. Pressure in a tractor tire
496. Pressure in a can of soda
497. Pressure in a champagne bottle
498. Pressure in a pressure cooker
499. Pressure in an espresso machine
500. Pressure used to manufacture puffed cereal
501. Pressure in a fire extinguisher
502. Pressure under high heels
503. Pressure at the deepest point in the Great Lakes
504. Pressure at the deepest point in the oceans
505. Pressure under the Antarctic ice cap
506. Pressure used to create artificial diamonds
507. Pressure of the most extreme laboratory experiment
508. Pressure at the center of the earth*
509. Pressure at the center of Jupiter
510. Pressure at the center of the sun

511. Refraction (Index of Refraction, Refractive Index)☝

512. Index of refraction of air
513. Index of refraction of diamond
514. Index of refraction of ethanol [ethyl alcohol]
515. Index of refraction of glass, crown
516. Index of refraction of glass, flint
517. Index of refraction of glycerol
518. Index of refraction of Lucite
519. Index of refraction of quartz
520. Index of refraction of ruby and sapphire
521. Index of refraction of sodium chloride (table salt)
522. Index of refraction of vegetable oil
523. Index of refraction of water
524. Index of refraction of ice
525. Index of refraction of cubic zirconia
526. Index of refraction of various household liquids: glycerin, floor cleaner, degreaser, shower gel, baby wash
527. Index of refraction of various household liquids: vinegar, honey, floor cleaner, throat medicine, foot wash

528. Restitution (Coefficient of Restitution)☝

529. Coefficients of restitution

530. Temperature☝

531. Temperature of the coldest laboratory experiment
532. Temperature of the hottest laboratory experiment*
533. Temperature on earth
534. Temperature on earth, coldest*
535. Temperature on earth, hottest*
536. Temperature of the ocean
537. Temperature of a healthy human (body temperature)*
538. Temperature of a healthy human (skin temperature)
539. Temperature of a healthy cow
540. Temperature of a healthy dog
541. Temperature of an American bath
542. Temperature of a Japanese bath (お風呂)
543. Temperature of a sauna
544. Temperature at which coffee is brewed
545. Temperature at which tea is brewed, 茶酿造的温度
546. Temperature at which beer is brewed
547. Temperature at which beer is fermented
548. Temperature of steam in an espresso machine
549. Temperature at which beef is cooked
550. Temperature at which chicken is cooked
551. Temperature at which fish is cooked
552. Temperature at which lamb is cooked
553. Temperature at which pork is cooked
554. Temperature of steam used for heating
555. Temperature of steam in a turbine
556. Temperature of a home oven
557. Temperature of a pizza oven*
558. Temperature of a soldering iron*
559. Temperature of an arc welder [not a MIG or TIG]
560. Temperature of a MIG welder
561. Temperature of a TIG welder
562. Temperature of an oxyacetylene torch
563. Temperature of a blast furnace
564. Temperature of an arc furnace
565. Temperature of a "red hot" object
566. Temperature of a "white hot" object
567. Temperature at the center of the earth
568. Temperature of a candle flame
569. Temperature of a blue flame*
570. Temperature of an incandescent light bulb*
571. Temperature of a halogen light bulb
572. Temperature of a lightning bolt*
573. Temperature of a nuclear explosion*
574. Temperature of the cosmic microwave background radiation*
575. Temperature on the surface of Mercury*
576. Temperature on the surface of Venus*
577. Temperature on the surface of Mars*
578. Temperature on the surface of Pluto
579. Temperature on the surface of the sun
580. Temperature at the center of the sun
581. Temperature of the hottest star*
582. Temperature of the sun's corona
583. Curie temperature of iron
584. Curie temperature of cobalt
585. Curie temperature of nickel
586. Curie temperature of gadolinium
587. Highest critical temperature superconductor
588. Ignition temperature of paper
589. Ignition temperature of gasoline
590. Ignition temperature of diesel fuel
591. Melting point of butter
592. Melting point of cocoa butter
593. Melting point of glass

594. Time (Age, Duration, Half‑life, Period)☝

595. Age of Homo sapiens
596. Age of life on earth
597. Age of the earth
598. Age of the universe*
599. Duration of the shortest laser pulse
600. Duration of a sound bite
601. Duration of the longest space flight
602. Fingertip reaction time
603. Half‑life of carbon‑14
604. Half‑life of plutonium‑239
605. How long do the subway doors stay open?
606. Period between heartbeats
607. Period of the human menstrual cycle
608. Period of a pulsar
609. Period of rotation of the earth
610. Period of the moon's orbit
611. Period of rotation of the sun
612. Period of rotation of Venus
613. Period of rotation of Pluto
614. Period of the earth's orbit
615. Period of the sun's orbit around the galaxy (cosmic year)
616. Time spent driving to work
617. Time spent at work
618. Time spent sleeping

619. Velocity (Speed)☝

620. Speed of a bacterium
621. Speed of a protozoan
622. Speed of a sperm cell*
623. Speed of a snail*
624. Speed of a sloth*
625. Speed of a tortoise or turtle*
626. Speed of a rabbit or hare
627. Speed of a tuna
628. Speed of a shark
629. Speed of a dolphin
630. Speed of a whale
631. Speed of a cheetah*
632. Speed of the fastest dog
633. Speed of the fastest horse
634. Speed of the fastest bird
635. Speed of a Screaming Slingshot Monkey
636. Speed of a human running: Is footwear a factor?
637. Speed of a Retired Basketball Player: Charles Barkley and Dick Bavetta
638. Speed of a football player: Madden NFL 2006
639. Speed of superhero: Smallville
640. Speed of the fastest human, swimming*
641. Speed of the fastest human, walking
642. Speed of the fastest human, running*
643. Speed of the fastest human, skating*
644. Speed of the fastest human, cycling
645. Speed of the fastest human, sledding
646. Speed of the fastest human, skiing
647. Speed of the fastest pitched baseball*
648. Speed of the fastest pitched softball
649. Speed of the fastest served tennis ball
650. Speed of the fastest jai alai ball
651. Speed of a dodge ball
652. Speed of a golf ball
653. Speed of a rogue bludger: Harry Potter
654. Speed of a bowling ball
655. Speed of the fastest badminton shuttlecock
656. Speed of a spear: Troy
657. Speed of a skydiver (terminal velocity)*
658. Speed of the continental plates*
659. Speed of seismic waves
660. Speed of a tsunami
661. Speed of a river
662. Speed of ocean currents
663. Speed of a falling snowflake
664. Speed of a falling raindrop
665. Speed of a falling hailstone
666. Speed of falling Saruman: Lord of the Rings
667. Speed of the winds in a hurricane
668. Speed of the winds in a tornado
669. Speed of nerve impulses
670. Speed of sound in air
671. Speed of sound in water
672. Speed of sound through the earth
673. Speed of video tape
674. Speed of audio tape
675. Speed of a phonograph record
676. Speed of a CD
677. Speed of a DVD
678. Speed of a subway
679. Speed of a subway: Batman Begins
680. Speed of a commercial jet airplane
681. Speed of a torpedo*
682. Speed of a BB
683. Speed of a paintball
684. Speed of a bullet
685. Speed of a cannonball
686. Speed of an artillery shell
687. Speed of a missile
688. Speed of the fastest ship*
689. Speed of the fastest train*
690. Speed of the fastest motorcycle
691. Speed of the fastest street legal car*
692. Speed of a stock car
693. Speed of a formula one car
694. Speed of a dragster or funny car
695. Speed of the fastest experimental car
696. Speed of the fastest airplane*
697. Speed needed to escape the earth (escape velocity)
698. Speed of a space shuttle
699. Speed of the Voyager space probes*
700. Speed of the earth in orbit
701. Speed of the sun
702. Speed of the solar wind
703. Speed of the Milky Way in space*
704. Speed of light
705. Speed of a car: Bad Boys II
706. Speed of a car: The Blues Brothers
707. Speed of a car: C'était un Rendezvous
708. Speed of a car: The French Connection
709. Speed of a car: Honda Civic Si commercial
710. Speed of a car: Le Mans (Steve McQueen, 1971)
711. Speed of a car: Road Trip
712. Speed of a car: The Run
713. Speed of a baseball: Bird Baseball
714. Speed of a cliff diver: Huge Cliff Jump
715. Speed of a cliff diver: Iraqi Olympic Diving
716. Speed of a minibike: Jackass Number Two
717. Speed of a motorcycle: Loading a Bike
718. Speed of a snowmobile: Snow Jump

719. Volume☝

720. Volume of a drop of water
721. Volume of a human heart
722. Volume of a human brain
723. Volume of a human bladder
724. Volume of a human stomach
725. Volume of human lungs
726. Volume of blood in a human*
727. Volume of water consumed by New York City
728. Volume of water consumed by the US
729. Volume of bottled water consumption
730. Volume of US soft drink consumption
731. Volume of [US or world] milk consumption
732. Volume of [US, British, or world] gin consumption
733. Volume of vodka consumption
734. Volume of US whiskey consumption
735. Volume of US rum consumption
736. Volume of world beer consumption
737. Volume of a swimming pool
738. Volume of water in New York City reservoirs
739. Volume of water in US reservoirs
740. Volume of New York City's annual precipitation*
741. Volume of Seattle's annual precipitation
742. Volume of earth's annual precipitation
743. Volume of earth's lakes
744. Volume of earth's rivers*
745. Volume of earth's glaciers
746. Volume of earth's polar ice caps*
747. Volume of earth's groundwater
748. Volume of earth's oceans*
749. Volume of US petroleum production
750. Volume of US petroleum consumption
751. Volume of US petroleum reserves*
752. Volume of world petroleum production
753. Volume of world petroleum reserves

* entries marked with an asterisk include editor's commentary

acceleration_a_,angular‑velocityω,area_A_,densityρ,dimension_D_,electric‑current_I_,electric‑field_E_,electric‑voltage_V_,electrical‑resistivityρ,energy_E_,force_F_,frequency_f_,frictionμ,lengthℓ,magnetic‑field_B_,mass_m_,money$,number#,power_P_,pressure_p_,refraction_n_,restitution_cor_,temperature_T_,time_t_,velocity_v_,volume_V_