#giantchalkboard

What do yo wish you had the courage to do? 🙏🏼 #giantchalkboard #courage #instavideo #dmv #reston #wiehle #virginia #virginiaisforlovers

EG: 1979; Year rings on Jupiter discovered EH: :-) EI: 65,535; Largest maxint that can be represented by 16 binary digits EJ: 4; Number of classes of minerals in 1758 edition of Systema Nocturae EK: 24; Number of classes of plants in 1758 edition of Systema Nocturae EL: 6; Number of classes of animals in 1758 edition of Systema Nocturae EM: 5; Number of Korotkoff sounds EN: 1501; Birth year of 1 of 3 founding fathers of botany EO: 1489; Birth year of 1 of 3 founding fathers of botany EP: 1498; Birth year of 1 of 3 founding fathers of botany EQ: 1843; Year of declaration that the azoic zone does not exist sparks that 20 year debate ER: 300; Depth in fathoms azoic zone was supposedly located ES: 47; Number of feet that help make up a knot ET: 3; Number of inches that help make up a knot EU: 6; Feet in a fathom EV: 134,217,728; Sum of numbers in the 27th row of Pascal’s triangle EW: 90; Original mission length of Spirit Mars Exploration Rover (in days) EX: 7730.5; Total distance the Spirit Mars Exploration Rover traveled EY: 1897; The year aspirin was created EZ: 1; Number of planets we call home FA: 7 billion; the population of our planet at the end of October, 2011

DB: 238; Only 3-digit interstate that doesn't follow parent interstate naming conventions DC: 90; Number of the longest US highway DD: 1942; Year of the first self-sustaining nuclear reaction DE: 100; Atomic number of fermium DF: 1946; Year of ENIAC DG: 17468; Number of vacuum tubes in ENIAC DH: 88; Weight of the first car phone to the nearest pound DI: 1949; Year patent no. 2473288 was given to combination table utensil DJ: 128; Years ago railroads instituted standard time zones in US DK: 32; Ice melting point in degrees F DL: 19; Number of parameters in the standard model of particle physics DM: 1986; Last time we saw Halley's comet DN: 2061; Next time we'll see Halley's comet DO: 20,005,000; Transmission frequency of Sputnik 1 in Hz DP: 2; Constitutional Article establishing Executive branch DQ: 51; Jurisdictions in the electoral college DR: 3; votes for DC in the electoral college DS: 23; Amendment that gave DC those votes DT: 12; Amendment specifying the system DU: 44; Numer of US Presidents to date *Bonus number (DP through DU): 538; Number of electoral college votes DV: 1969; Year of first human on the moon DW: 11718; Mission length of Apollo 11 in minutes DX: 57; Project number where GPS was born DY: 365; Approximate number of days it takes to travel around the sun DZ: 11; Lowest master number in one of the earliest attempts to give meanings to numbers EA: 11; Number of M Theory dimensions EB: 4; Number of Spacetime dimensions EC: 1,210,000,000; Number of watts in flux capacitor ED: 88; :) EE: 2000; Y2K EF: 43,112,609; value of p that generates the largest known Mersenne Prime

CI: 1897; The year the electron was discovered
 CJ: 8981; Length of the Golden Gate Bridge in feet CK: 101; US highway route that goes over Golden Gate Bridge CL: 6174; Kaprekar’s Constant
 CM: 137; years ago QWERTY was created
 CN: 11110010000; 1936 in binary; 1936 is the year of the first programmable computer CO: 233; 6th Fibonacci Prime
 CP: 96; Atomic number of curium CQ: 24346; Lifespan (in days) of its female namesake
 CR: 238,857; Miles from Earth to the moon CS: 2206; Number of words in the “We Choose the Moon” speech CT: 32899; Zip code of the Kennedy Space Center CU: 1; Giant leaps for man kind CV: 2; Number of crew members on the lunar module CW: 293; HEK cell line used widely in biology CX: 8; Sixth number in the Fibonacci sequence CY: 3,488,372; The approximate number of dollar bills stacked to reach the height of this Wonder of the Modern World
 CZ: 8,589,869,056; Sixth perfect number DA: 8; Planets in the solar system today

BT: 22; Number of standard amino acids BU: 120; Number of columns in the Temple of Artemis
 BV: 138; Height (in feet) of the first skyscraper BW: 92; The atomic number of Uranium BY: 1729; Year the largest comet on record was discovered BZ: 479,001,600: 12! aka the factorial of the highest number on the Beaufort Scale CA: 11232; Patent number for bromine extraction CB: 35; Atomic number of bromine CC: 1903; Year of the first successful self-propelled, heavier-than-air aircraft takes flight CD: 605; Weight of the first airplane in pounds CE: 40; Wingspan of the first airplane to the nearest foot CF: 6*28*496; Product of the first three perfect numbers CG: 608,845; Patent number of the Diesel engine
 CH: 299,792,458; Speed of light in meters per second

AB: 500; Dewey Decimal System series for science AC: 10; Number of main classes in the Dewey Decimal System AD: 110,000; Number of numbers assigned annually by the Decimal Classification Division of the Library of Congress AE: 1887; Year of the first library school AF: 23; Number of revisions of the Dewey Decimal System to date AG: 1425; Year the first public library founded in England AH: 1876; Year the Dewey Decimal Classification was patented AI: 4; Century BCE Marcellinus wrote of destruction of the Library of Alexandria AJ: 244; Number of steps in the world’s largest Rube Goldberg machine AK: 1796; Smallpox vaccine tested on humans AL: 9.58; 100-m dash world record (in seconds) AM: 17000; CPT series that includes wart removal AN: 8640; Calculation of ounces of blood/hr that would need to be produced that led to theory of blood circulation AO: 5; Century BCE Hippocratic Oath created AP: 2; Number of weeks on vacation for Penicillin to be created AQ: 8; Atomic number of oxygen AR: Volume of US Supreme Court Case containing Dent v. West Virginia AS: 1831; year HMS Beagle departed on its famous voyage AT: 1859; year On the Origin of Species was published AU: 30,000,000; Minimum hours it took to complete Stonehenge AV: 2; Number of circles in Stonehenge AW: 17; Feller number AY: 5660; Boiling point of tungsten AZ/BA: 87; Four score and seven (years ago) BB: 65537; Largest known Fermat prime BC: 342; Weight of 1 mol of sucrose BD: 1093; Number of patents owned by the inventor of the lightbulb BE: 14; Number of companies the same inventor founded BF: 6; Number of kids he fathered BG: 99; Percent perspiration BH: 7; The same inventor was the youngest of this many kids BI: 11; His date of birth BJ: 2; His month of birth *Bonus Number: 1879; the sum of everything in the parentheses, the year he perfect the incandescent light bulb

A: 2560; Year Pyramid of Giza was completed B: 755; Length of the side of the Pyramid of Giza C: 1054; The year supernova that is now Crab Nebula was first observed D: 1965; The year of the first Nebula Award E: 1088; The year the first university was founded F: 60; Base of the Babylonian number system G: 1215; Year of the Magna Carta H: 1776; Year of the Declaration of Independence I: 9,192,631,770; Natural resonance frequency of cesium J: 8; Number of NBS/NIST-named apparatus, including our current one K: 20,000,000: Accuracy of current atomic clock is to approx 1 second in this many years L: 55; Atomic number of cesium M: 1455; first printing of the Gutenberg Bible N: 1971; first perfected laser printer (prints 2 pages/second!) O: 131071; Sixth Mersenne Prime P: 1492; Year Columbus sailed the ocean blue Q: 373.15; Water boiling point in Kelvin R: 100; Water boiling point in Celsius S: 212; Water boiling point in Fahrenheit T: 1543; The year “On the Revolutions of Celestial Orbs” published U: 1632; The year “Dialogue Concerning the Two Chief World Systems” published V: 760; Weight of the Rosetta Stone in kg W: 196; Years BC the Rosetta Stone was written X: 44; Dots in the Morse Code alphabet Y: 1755; Year of the Johnson dictionary Z: 6; Number of cells for dots in Braille letters AA: 65; Last two digits of the year Aspects of the Theory of Syntax was published

How much of my equation were you able to solve? Now, you'll be able to find out :) Over the next week, we'll break down each element within the equation and explain its significance. As always, please join the conversation here, or on Twitter @GiantChalkboard.