| Hint | Answer | % Correct |
|---|---|---|
| infinity | absolute infinity | 0%
|
| time may vary, smallest unit of geological time | age | 0%
|
| 10 billionth of a meter | angstrom | 0%
|
| 1/6400th of a degree | 1000 meters: 0.0001 radians | angular mil | 0%
|
| 60 arcseconds | arcminute | 0%
|
| 1/3600 of a degree | arcsecond | 0%
|
| 25 pounds | arroba | 0%
|
| 1 au= distance between earth and the sun | astronomical unit | 0%
|
| derived from atomic theory of hydrogen | atomic time | 0%
|
| 2 rydbergs | atomic unit of energy | 0%
|
| 10^-18 grams | attogram | 0%
|
| 10^-18 joules | attojoule | 0%
|
| 10^-18 meters | attometer | 0%
|
| 10^-18 radians | attoradian | 0%
|
| 10^-18 seconds | attosecond | 0%
|
| 1/3 inch | barleycorn | 0%
|
| 6.1 gigajoules | barrel of oil equivalent | 0%
|
| represents angles using binary numbers | binary angle measurement | 0%
|
| UK electricity unit | board of trade unit | 0%
|
| 5.2917721092(17)x10^-11 meters: distance between the nucleus and electron of a hydrogen atom | Bohr radius | 0%
|
| 155 joules | british thermal unit | 0%
|
| charging a phone for 10 seconds takes one of this unit | british thermal unit (as defined by the international organization of standardization) | 0%
|
| 1055.05585262 joules | British thermal unit (international table) | 0%
|
| used to standardize temperatures | British thermal unit (sharp) | 0%
|
| used in chemical thermodynamics | British thermal unit (thermochemical) | 0%
|
| 608 feet | cable length (imperial) | 0%
|
| 185.2 meters | cable length (international) | 0%
|
| 720 feet | cable length (us) | 0%
|
| amount of energy needed raise the temperature of one gram of water by 1 degree celsius | calorie | 0%
|
| used in food sciences | calorie per gram | 0%
|
| 200 milligrams | carat | 0%
|
| 500 grams: 604.8 grams in Hong Kong: 600 grams in other regions | catty | 0%
|
| 100 pounds | cental | 0%
|
| 1/100th of a day | centiday | 0%
|
| energy needed to raise one pound of water to 1 degree | centigrade heat unit | 0%
|
| 10^-2 grams | centigram | 0%
|
| 10^-2 joules | centijoule | 0%
|
| 10^-2 meters | centimeter | 0%
|
| 10^-2 radians | centiradian | 0%
|
| 10^-2 seconds | centisecond | 0%
|
| 100 years | century | 0%
|
| 66 feet | chain | 0%
|
| chinese version of degree | Chinese du | 0%
|
| 360 degrees | circle | 0%
|
| 10^23 meters | cluster scale | 0%
|
| exactly 365 days | common year | 0%
|
| finer subdivision | compass half point | 0%
|
| named point on a compass | compass point | 0%
|
| 1/4th distance of two 2 points | compass quarter point | 0%
|
| 4.4x10^26 meters | cosmic horizon | 0%
|
| time may vary: exponentially increasing time | cosmological decade | 0%
|
| 9.8 kilowatt hours | cubic meter of natural gas | 0%
|
| 18 inches: fingers to elbow | cubit | 0%
|
| equivalent to unified atomic mass unit: 1/12 the mass of a carbon-12 atom | dalton | 0%
|
| 24 hours | day | 0%
|
| 10 days | decaday | 0%
|
| 10 years | decade | 0%
|
| 10 grams | decagram | 0%
|
| 10 joules | decajoule | 0%
|
| 10 meters | decameter | 0%
|
| 10 radians | decaradian | 0%
|
| 10 seconds | decasecond | 0%
|
| 1/10th of a day | deciday | 0%
|
| 10^-1 grams | decigram | 0%
|
| 10^-1 joules | decijoule | 0%
|
| 10^-1 meters | decimeter | 0%
|
| 10^-1 radians | deciradian | 0%
|
| 10^-1 seconds | decisecond | 0%
|
| Dec is symbol | declination | 0%
|
| 1/360th of a circle | degree | 0%
|
| not the UAE currency in this case: historic Islamic unit of mass: 2.975 to 3 grams | dirham | 0%
|
| 1/256 of a pound | dram | 0%
|
| also a unit of torque | dyne centimeter | 0%
|
| mass of the earth:5.9722 ronnagrams: used for mass of terrestrial planets,super earth exoplanets and objects with less mass then earth | earth mass | 0%
|
| astronomical unit to describe an objects relative to the plain of the earth around the sun | ecliptic coordinate angles | 0%
|
| perpindicular to the ecliptic plane | ecliptic latitude | 0%
|
| angular coordinate in coordinate system | ecliptic longitude | 0%
|
| energy gained by an electron when it moves an electrical potential difference of one volt | electronvolt | 0%
|
| in astrophysics | electronvolt per particle | 0%
|
| 45 inches | ell | 0%
|
| 100 quads | energy of a black hole merger | 0%
|
| releases between 10^44 and 10^47 joules | energy of a gamma ray burst | 0%
|
| can reach up to 100 quadrillion joules | energy of a nuclear bomb | 0%
|
| one tredicillion joules | energy of a supernova | 0%
|
| 1 duovingillion joules | energy of cosmic inflation | 0%
|
| radiation leftover from the big bang | energy of the cosmic microwave background | 0%
|
| 1.22 zettajoules | energy of the entire milky way | 0%
|
| 1-5 gigajoules | energy of the lightning bolt | 0%
|
| 380 yottawatts | energy output of the sun per second | 0%
|
| time may vary: largest unit of geological time | eon | 0%
|
| used in astrophysics | erg | 0%
|
| 1.5x10^56 or 1.5x10^57 with dark matter | estimated mass of the observable universe | 0%
|
| 10 duodecillion joules | estimated total energy of the observable universe | 0%
|
| 1 quintillion grams | exagram | 0%
|
| 1 quintillion joules | exajoule | 0%
|
| 1 quintillion meters | exameter | 0%
|
| 1 quintillion radians | exaradian | 0%
|
| 31.7 billion years | exasecond | 0%
|
| 1 quintillion watt hours | exawatt hour | 0%
|
| 1.83 meters | fathom | 0%
|
| 10^-15 grams | femtogram | 0%
|
| 10^-15 joules | femtojoule | 0%
|
| 10^-15 meters | femtometer | 0%
|
| 10^-15 radians | femtoradian | 0%
|
| 10^-15 seconds | femtosecond | 0%
|
| 7/8 of an inch | finger | 0%
|
| 4 1/2 inch: has no legal status | finger (cloth) | 0%
|
| 0.3048 meters | foot (Benoit) | 0%
|
| 1.033 English feet | foot (cape) | 0%
|
| 0.3047972654 meters | foot (clarke's) | 0%
|
| 0.304799514 meters | foot (Indian) | 0%
|
| 12 inches | foot (international) | 0%
|
| 0.3 meters | foot (metric) | 0%
|
| 1/3 of a meter | foot (metric, mesures usuelles) | 0%
|
| in imperial system: 1.3558 joules | foot pound | 0%
|
| 0.30479947 meters | foot (sear's) | 0%
|
| 1200/3997 meters | foot (us survey) | 0%
|
| 2 weeks | fortnight | 0%
|
| 1/3 millimeter | french gauge | 0%
|
| Russian pound: 0.9 pounds | funt | 0%
|
| 660 feet | furlong | 0%
|
| relates to equatorial coordinates | galactic coordinate angles | 0%
|
| 1 of 2 coordinates in galactic coordinate system | galactic latitude | 0%
|
| 1 of 2 coordinates in galactic coordinate system | galactic longitude | 0%
|
| 225-250 million years | galactic year | 0%
|
| 10^20 meters | galaxy scale | 0%
|
| 1 billion electronvolts | gigaelectronvolt | 0%
|
| 1 billion grams | gigagram | 0%
|
| 1,000,000,000 joules | gigajoule | 0%
|
| 1 billion meters | gigameter | 0%
|
| 1 billion parsecs | gigaparsec | 0%
|
| 1 billion radians | gigaradian | 0%
|
| 31.7 years | gigasecond | 0%
|
| 1,000 quads | gigaton of TNT | 0%
|
| 10^36 meters | gigaverse | 0%
|
| 1 billion watt hours | gigawatt hour | 0%
|
| metric unit of angular measurement | gradian | 0%
|
| 7,000 of this unit equal one avoirdupois pound, used to measure the weight of bullets | grain | 0%
|
| mass of a small pen cap or paper clip is about this much mass | gram | 0%
|
| often just called calorie | gram-calorie | 0%
|
| small mechanical energy unit | gram force centimeter | 0%
|
| 2.24x10^32 joules | gravitational binding energy of the earth | 0%
|
| historical unit in astronomy | greek chord measure | 0%
|
| time may vary | gregorian year | 0%
|
| 4 inches | hand | 0%
|
| used in quantum mechanics | hartree | 0%
|
| 100 days | hectoday | 0%
|
| 100 grams | hectogram | 0%
|
| 100 joules | hectojoule | 0%
|
| 100 meters | hectometer | 0%
|
| 100 radians | hectoradian | 0%
|
| 100 seconds | hectosecond | 0%
|
| comes from 60 base system | hexacontade | 0%
|
| in astrology | hindu bhaga | 0%
|
| hp/h | horsepower hour | 0%
|
| hp/s | horsepower second | 0%
|
| 3600 minute | hour | 0%
|
| measure less work from meridian | hour angle | 0%
|
| 15 degrees | hour of angle | 0%
|
| 100 pounds in us: 112 pounds in uk | hundredweight | 0%
|
| multidimensional playground | hyperverse | 0%
|
| no/unknown length | hypothetical mega universe | 0%
|
| 1/12 of a foot | inch | 0%
|
| also in imperial system | inch pound | 0%
|
| 15 years | indiction | 0%
|
| 4.1868 joules | international speed table calorie | 0%
|
| used to express wave number | inverse centimeter | 0%
|
| islamic equivalent of degree | Islamic daraja | 0%
|
| period of an alternating current power cycle | jiffy (electronics) | 0%
|
| amount of time light takes to travel one fermi | jiffy (physics) | 0%
|
| si derived unit of energy | joule | 0%
|
| energy per amount of substance | joule per mole | 0%
|
| 50 years | jubilee | 0%
|
| mass of jupiter: 1.89813 quettagrams: used for mass of gas giants and brown dwarfs | Jupiter mass | 0%
|
| 4.32 billion years | kalpa | 0%
|
| what nutrition labels usually mean by calories: 1,000 calories | kilocalorie | 0%
|
| 1,000 electronvolts | kiloelectronvolt | 0%
|
| 1,000 grams: si base unit of mass | kilogram | 0%
|
| amount of energy needed raise the temperature of one kilogram of water by 1 degree celsius | kilogram-calorie | 0%
|
| 9 joules | kilogram force meter | 0%
|
| 29.3 megajoules | kilogram of coal equivalent | 0%
|
| 1,000 joules | kilojoule | 0%
|
| 1,000 joules per mole | kilojoule per mole | 0%
|
| 1,000 meters | kilometer | 0%
|
| 1,000 parsecs | kilopasecs | 0%
|
| 1,000 radians | kiloradian | 0%
|
| 1000 seconds | kilosecond | 0%
|
| 1,000 watt hours | kilowatt hour | 0%
|
| solar radiation energy | langley | 0%
|
| 4,028 meters: 1 hour walk | league | 0%
|
| 366 days: happens every 4 years | leap year | 0%
|
| 328.9 grams: origin of lb symbol for pound | libra | 0%
|
| distance light travels in one day: voyager 1 will be about this distance from earth in late 2026 | light day | 0%
|
| distance light travels in one hour | light hour | 0%
|
| distance light travels in one minute: 17,987,547,480 meters | light minute | 0%
|
| distance light travels in one month (rarely used) | light month | 0%
|
| 299,792,458 meters, distance light travels in one second | light second | 0%
|
| distance light travels in one year | light year | 0%
|
| ln symbol | line | 0%
|
| 101 joules | litre-atmosphere | 0%
|
| 2,240 pounds | long ton | 0%
|
| 14 to 18 grams | lot | 0%
|
| 27 hours, 4 hours, 48 minutes: time it takes for the moon to cycle through its phases | lunar month | 0%
|
| based off lunar calendar | lunar year | 0%
|
| used for interval in Roman times, 5 years | lustrum | 0%
|
| 3 3/4 gram | mace | 0%
|
| 1 million BTU's | MBTU | 0%
|
| 4.9002 joules | mean-calorie | 0%
|
| 1 million years | megaannum/megayear | 0%
|
| 1 million electronvolts | megaelectronvolt | 0%
|
| 1,000,000 grams | megagram (metric ton) | 0%
|
| 1,000,000 joules | megajoule | 0%
|
| 1 million meters | megameter | 0%
|
| 1 million parsecs | megaparsec | 0%
|
| 1 million radians | megaradian | 0%
|
| 1 million seconds: 11.6 days | megasecond | 0%
|
| st Helens eruption was one of this unit | megaton of TNT | 0%
|
| 10^33 meters | megaverse | 0%
|
| 1,000,000 watt hours | megawatt hour | 0%
|
| 10^48 meters | metaverse | 0%
|
| si base unit of length: in 1/300,000,000 of a second light travels 1 meter | meter | 0%
|
| 1/200th of an inch | mickey | 0%
|
| 10^-6 grams | microgram | 0%
|
| 10^-6 joules | microjoule | 0%
|
| 10^-6 meters | micrometer | 0%
|
| 10^-6 radians | microradian | 0%
|
| 10^-6 seconds | microsecond | 0%
|
| 6,082 feet | mile (geographical) | 0%
|
| 5,280 feet | mile (international) | 0%
|
| 6,000 feet | mile (tactical or data) | 0%
|
| 6,087 feet | mile (telegraph) | 0%
|
| 5,280 us survey feet | mile (us survey) | 0%
|
| 1,000 years | millennium | 0%
|
| 1/1000th of a day | milliday | 0%
|
| 10^-3 grams | milligram | 0%
|
| 10^-3 joules | millijoule | 0%
|
| 10^-3 meters | millimeter | 0%
|
| 10^-3 radians | milliradian | 0%
|
| 10^-3 seconds | millisecond | 0%
|
| 10,000 meters | mil (sweden and norway) | 0%
|
| 1/1000th of a inch | mil;thou | 0%
|
| 570 grams: 50 shekels | mina | 0%
|
| 6 decaseconds: 60 seconds | minute | 0%
|
| 1 degree | moira | 0%
|
| 90 seconds: used before the invention of the mechanical clock | moment | 0%
|
| 1/12 of a year: 28-31 days | month | 0%
|
| 10^30 meters | multiverse scale | 0%
|
| 2 1/4 inch | nail (cloth) | 0%
|
| used in astrology | nakshatra | 0%
|
| 10^-9 grams | nanogram | 0%
|
| 10^-9 joules | nanojoule | 0%
|
| 10^-9 meters | nanometer | 0%
|
| 10^-9 radians | nanoradian | 0%
|
| 10^-9 seconds | nanosecond | 0%
|
| used in NATO countries | NATO mil | 0%
|
| 6,080 feet | nautical mile (admiralty) | 0%
|
| 1,852 meters | nautical mile (international) | 0%
|
| 1,854.248 meters | nautical mile (us pre 1954) | 0%
|
| 102 grams | newton | 0%
|
| equivalent to one joule | newton meter | 0%
|
| 720 milligrams | obol | 0%
|
| length of entire observable universe | observable universe | 0%
|
| 45 degrees | octant | 0%
|
| 2.8 pounds | oka | 0%
|
| 4 years | olympiad | 0%
|
| 10^51 meters | omniverse | 0%
|
| 1/16 of an avoirdupois pound | ounce (avoirdupois) | 0%
|
| in imperial system | ounce force | 0%
|
| 31.1 Troy ounces | ounce (french traditional) | 0%
|
| 1.097 standard ounces | ounce (Troy) | 0%
|
| 10^45 meters | outerverse | 0%
|
| 2.5 feet | pace | 0%
|
| 3 inches | palm | 0%
|
| 3.26 light years | parsec | 0%
|
| 1.555 grams | pennyweight | 0%
|
| 1 quadrillion grams | petagram | 0%
|
| 1 quadrillion joules | petajoule | 0%
|
| 1 quadrillion meters | petameter | 0%
|
| 1 quadrillion radians | petaradian | 0%
|
| 31.7 million years: 1 quintillion years | petasecond | 0%
|
| 1 quadrillion watt hours | petawatt hour | 0%
|
| used in physics | phase angle | 0%
|
| 10^-12 grams | picogram | 0%
|
| 10^-12 joules | picojoule | 0%
|
| 10^-12 meters | picometer | 0%
|
| 10^-12 radians | picoradian | 0%
|
| 10^-12 seconds | picosecond | 0%
|
| 100 to 120 catties | picul,shi,Dan,tam | 0%
|
| 2 billion joules | Planck energy | 0%
|
| 100 quintillionth the length of a proton | Planck length | 0%
|
| 21.76 micrograms | Planck mass | 0%
|
| how long it takes light to travel one Planck length | Planck Time | 0%
|
| 0.3515 millimeters | point (American) | 0%
|
| 5/133 of a cm | point (didot) | 0%
|
| direction of wind: compass of wind | point of wind | 0%
|
| 1/72 of an inch | point (postscript) | 0%
|
| 1/72.27 inches | point (TeX) | 0%
|
| divide horizon into 32 houses | Polynesian star compass division | 0%
|
| 36.11 pounds | pood | 0%
|
| in fps system | poundal foot | 0%
|
| 16 ounces | pound (avoirdupois) | 0%
|
| in automotive systems | pound force foot | 0%
|
| rare hybrid unit | pound force foot second | 0%
|
| unit of torque | pound force inch | 0%
|
| comes from Libra unit | pound (metric) | 0%
|
| 12 Troy ounces | pound (Troy) | 0%
|
| 1 quadrillion BTU's | Quad | 0%
|
| earliest navigation system | quadrant | 0%
|
| 90 degree shift of a signal | quadricurie unit | 0%
|
| 40 days | quarantine | 0%
|
| 28 pounds | quarter | 0%
|
| 10^-30 grams | quectogram | 0%
|
| 10^-30 joules | quectojoule | 0%
|
| 10^-30 meters | quectometer | 0%
|
| 10^-30 radians | quectoradian | 0%
|
| 10^-30 seconds: when light crosses a proton it takes 1 trillion of this unit | quectosecond | 0%
|
| 1 nonillion grams | quettagram | 0%
|
| 10^30 joules | quettajoule | 0%
|
| 1 nonillion meters | quettameter | 0%
|
| 1 nonillion radians | quettaradian | 0%
|
| 31.7 sextillion years | quettasecond | 0%
|
| 1 nonillion watt hours | quettawatt hour | 0%
|
| 100 kilograms | quintal | 0%
|
| angle formed when the length of the arc of a circle equals the radius of that circle | radian | 0%
|
| 90 degrees | right angle | 0%
|
| ra is symbol | right ascension | 0%
|
| 16.5 feet | rod | 0%
|
| 1 octillion grams | ronnagram | 0%
|
| 10^27 joules | ronnajoule | 0%
|
| 1 octillion meters | ronnameter | 0%
|
| 1 octillion radians | ronnaradian | 0%
|
| 10^27 seconds | ronnasecond | 0%
|
| 1 octillion watt hours | ronnawatt hour | 0%
|
| 10^-27 grams | rontogram | 0%
|
| 10^-27 joules | rontojoule | 0%
|
| 10^-27 meters | rontometer | 0%
|
| 10^-27 radians | rontoradian | 0%
|
| 10^-27 seconds: 300 of this unit of the life time of w and z bosons | rontosecond | 0%
|
| 20 feet | rope | 0%
|
| named after johannes rydberg | rydberg | 0%
|
| 20 grains | scruple | 0%
|
| si base unit of time | second | 0%
|
| 6 months/18 weeks: division of academic year | semester | 0%
|
| 1/6th of a circle | sextant division | 0%
|
| 10 nanoseconds | shake | 0%
|
| 11 grams | shekel | 0%
|
| 2,000 pounds | short ton | 0%
|
| sau is symbol | sidereal angle unit | 0%
|
| sau symbol: used in geodesy | sidereal angular unit | 0%
|
| time it takes earth to orbit the sun in relation to other stars: 365 days, 6 hours, 9 minutes, 9.7635456 seconds | sidereal year | 0%
|
| 32.174 pounds | slug | 0%
|
| mass of the sun: 1.989x10^30 kilograms | solar mass | 0%
|
| 1.79x10^47 joules | solar mass energy equivalent | 0%
|
| 1/8 of an inch | soot | 0%
|
| military unit used in us | soviet mil | 0%
|
| 9 inches | span | 0%
|
| 1 trillion meters (same as terameter in length) | spat | 0%
|
| quantifies surface of brightness of space objects | square arcminute | 0%
|
| used to measure surface brightness of galaxies | square arcsecond | 0%
|
| 41,253 square degrees=observable universe | square dergree | 0%
|
| CTS system unit of energy | statcalorie | 0%
|
| essentially a 3d radian | steradian | 0%
|
| 2 inches | stick | 0%
|
| 14 pounds | stone | 0%
|
| 180 degrees | straight angle | 0%
|
| 10^24 meters | supercluster scale | 0%
|
| 100 femtoseconds: used to distinguish ribosomes | svedberg | 0%
|
| 10 km | swedish mil | 0%
|
| Chinese ounce: 50 grams | tael | 0%
|
| 29 kg | talent | 0%
|
| 1 trillion electronvolts | teraelectronvolt | 0%
|
| 1 trillion grams | teragram | 0%
|
| 1 trillion joules | terajoule | 0%
|
| 1 trillion meters | terameter | 0%
|
| 1 trillion radians | teraradian | 0%
|
| 1 trillion seconds: 31,709 years | terasecond | 0%
|
| contains many gigaverses | teraverse | 0%
|
| 3.3 quadrillion joules: 1 trillion watt hours | terawatt hour | 0%
|
| used in european community | therm (ec) | 0%
|
| over 4 million joules | thermie | 0%
|
| used in chemistry and thermodynamics | thermochemical calorie | 0%
|
| slightly different from therm in us | therm (UK) | 0%
|
| used in natural gas utilities, 100,000 BTU's | therm (us) | 0%
|
| 180 grains | tola | 0%
|
| 29.3 gigajoules | ton of coal equivalent | 0%
|
| 41.9 gigajoules | ton of oil equivalent | 0%
|
| time may vary | tropical year | 0%
|
| one revolution around a point | turn/revolution | 0%
|
| 1 1/1440 of an inch | twip | 0%
|
| Roman unit of angle: 1/12th in latin | uncia | 0%
|
| rare mostly historical unit | ush | 0%
|
| 3,600 watt seconds | watt-hour | 0%
|
| equivalent to one joule | watt-second | 0%
|
| 10^54 meters | xenoverse | 0%
|
| 1.0021x10^-13 meters | x-unit (siegbahn) | 0%
|
| 3 feet | yard | 0%
|
| 12 months: 365/366 days: time it takes for earth to orbit the sun | year | 0%
|
| 10^-24 grams | yoctogram | 0%
|
| 10^-24 joules | yoctojoule | 0%
|
| 10^-24 meters | yoctometer | 0%
|
| 10^-24 radians | yoctoradian | 0%
|
| 10^-24 seconds | yoctosecond | 0%
|
| 1 septillion grams | yottagram | 0%
|
| 1 septillion joules | yottajoule | 0%
|
| 1 septillion meters | yottameter | 0%
|
| 1 septillion radians | yottaradian | 0%
|
| 10^24 seconds | yottasecond | 0%
|
| 1 septillion watt hours | yottawatt hour | 0%
|
| 10^-21 grams | zeptogram | 0%
|
| 10^-21 joules | zeptojoule | 0%
|
| 10^-21 meters | zeptometer | 0%
|
| 10^-21 radians | zeptoradian | 0%
|
| 10^-21 seconds | zeptosecond | 0%
|
| 1 sextillion electronvolts | zettaelectronvolt | 0%
|
| 1 sextillion grams | zettagram | 0%
|
| 1 sextillion joules | zettajoule | 0%
|
| 1 sextillion meters | zettameter | 0%
|
| 1 sextillion radians | zettaradian | 0%
|
| 31.7 trillion years: brahma's lifespan in hindu mythology was 9.85 of this unit | zettasecond | 0%
|
| 1 sextillion watt hours | zettawatt hour | 0%
|
| divide the ecliptic into 12 equal parts | zodiac sign | 0%
|
| 4.265 grams | zolotnik | 0%
|