| This unit of weight for a gemstone is exactly 200 milligrams |
carat |
200 |
October 17, 2013 |
| This unit of weight for a gemstone is exactly 200 milligrams |
carat |
200 |
October 17, 2013 |
| This measure of land area was originally as much as a yoke of oxen could plow in a day |
acre |
400 |
October 17, 2013 |
| This measure of land area was originally as much as a yoke of oxen could plow in a day |
acre |
400 |
October 17, 2013 |
| This ancient measure found in the Bible ranged between 18 & 22 inches |
cubit |
600 |
October 17, 2013 |
| This ancient measure found in the Bible ranged between 18 & 22 inches |
cubit |
600 |
October 17, 2013 |
| For liquids, 4 cups equals 2 pints or one of these units |
quart |
800 |
October 17, 2013 |
| For liquids, 4 cups equals 2 pints or one of these units |
quart |
800 |
October 17, 2013 |
| This measure of computer speed equals 1 trillion (with a "T") floating-point operations per second |
teraflop |
1000 |
October 17, 2013 |
| This measure of computer speed equals 1 trillion (with a "T") floating-point operations per second |
teraflop |
1000 |
October 17, 2013 |
| U.S. territorial waters were originally set at 3 miles because these could only shoot about 3 miles in the 1700s |
cannons |
200 |
June 19, 2013 |
| U.S. territorial waters were originally set at 3 miles because these could only shoot about 3 miles in the 1700s |
cannons |
200 |
June 19, 2013 |
| The French unit known as an arpent is still used in this state, where you'll find a street called 80 Arpent Road |
Louisiana |
400 |
June 19, 2013 |
| The French unit known as an arpent is still used in this state, where you'll find a street called 80 Arpent Road |
Louisiana |
400 |
June 19, 2013 |
| (Sarah of the Clue Crew reports from Haleakala Observatory in Maui, Hawaii.) Named by a tech journal as one of 20 marvels of modern engineering, the heart of the Pan-Starrs Telescope is the world's largest digital camera--it can capture images containing up to 1.4 billion of these units of video resolution |
pixels |
600 |
June 19, 2013 |
| (Sarah of the Clue Crew reports from Haleakala Observatory in Maui, Hawaii.) Named by a tech journal as one of 20 marvels of modern engineering, the heart of the Pan-Starrs Telescope is the world's largest digital camera--it can capture images containing up to 1.4 billion of these units of video resolution |
pixels |
600 |
June 19, 2013 |
| It's 3.37 inches longer than a yard |
a meter |
800 |
June 19, 2013 |
| It's 3.37 inches longer than a yard |
a meter |
800 |
June 19, 2013 |
| This system used in weighing precious metals derives its name from a French city that once held a medieval fair |
troy |
1000 |
June 19, 2013 |
| This system used in weighing precious metals derives its name from a French city that once held a medieval fair |
troy |
1000 |
June 19, 2013 |
| This scale is named for the guy who invented the mercury thermometer |
Fahrenheit |
200 |
April 19, 2013 |
| This scale is named for the guy who invented the mercury thermometer |
Fahrenheit |
200 |
April 19, 2013 |
| A refrigerator hums at the level of 40 of these sound units |
decibels |
400 |
April 19, 2013 |
| A refrigerator hums at the level of 40 of these sound units |
decibels |
400 |
April 19, 2013 |
| This measure of a ship's speed equals 1 nautical mile per hour |
a knot |
600 |
April 19, 2013 |
| This measure of a ship's speed equals 1 nautical mile per hour |
a knot |
600 |
April 19, 2013 |
| Equivalent to 550 foot-pounds per second, this unit is 1 1/2 times the actual ability it describes |
horsepower |
800 |
April 19, 2013 |
| Equivalent to 550 foot-pounds per second, this unit is 1 1/2 times the actual ability it describes |
horsepower |
800 |
April 19, 2013 |
| This British unit of weight is equal to 14 pounds |
a stone |
1000 |
April 19, 2013 |
| This British unit of weight is equal to 14 pounds |
a stone |
1000 |
April 19, 2013 |
| The standard size of this bundle of cotton is 54-55 inches long & 20-21 inches wide |
a bale |
200 |
January 22, 2013 |
| The standard size of this bundle of cotton is 54-55 inches long & 20-21 inches wide |
a bale |
200 |
January 22, 2013 |
| This cylindrical container holding cranberries is defined as having a circumference at the bulge of 58 1/2 inches |
a barrel |
400 |
January 22, 2013 |
| This cylindrical container holding cranberries is defined as having a circumference at the bulge of 58 1/2 inches |
a barrel |
400 |
January 22, 2013 |
| Many shot glasses are 1.5 ounces, but some bars use this "equine" shot, which is 1 ounce |
a pony |
600 |
January 22, 2013 |
| Many shot glasses are 1.5 ounces, but some bars use this "equine" shot, which is 1 ounce |
a pony |
600 |
January 22, 2013 |
| Vitamins A, D & E are measured in IUs, short for these |
International Units |
800 |
January 22, 2013 |
| Vitamins A, D & E are measured in IUs, short for these |
International Units |
800 |
January 22, 2013 |
| 36 sections of land is equivalent to 1 of these, abbreviated TWP |
a township |
1000 |
January 22, 2013 |
| 36 sections of land is equivalent to 1 of these, abbreviated TWP |
a township |
1000 |
January 22, 2013 |
| It's a group of 12 dozen items, & not necessarily offensive |
a gross |
200 |
March 15, 2012 |
| It's a group of 12 dozen items, & not necessarily offensive |
a gross |
200 |
March 15, 2012 |
| In Britain, if you weigh 140 pounds, you weigh 10 of these units |
a stone |
400 |
March 15, 2012 |
| In Britain, if you weigh 140 pounds, you weigh 10 of these units |
a stone |
400 |
March 15, 2012 |
| This unit of area is in the name of the wood that's home to Winnie-the-Pooh |
acre |
800 |
March 15, 2012 |
| This unit of area is in the name of the wood that's home to Winnie-the-Pooh |
acre |
800 |
March 15, 2012 |
| An octant, or 1/8 of a circle, is equal to this many degrees |
45 |
|
March 15, 2012 |
| An octant, or 1/8 of a circle, is equal to this many degrees |
45 |
|
March 15, 2012 |
| Also a bit of sand, it's the smallest unit of measure in the avoirdupois system, 7,000 to the pound |
a grain |
200 |
February 8, 2012 |
| Also a bit of sand, it's the smallest unit of measure in the avoirdupois system, 7,000 to the pound |
a grain |
200 |
February 8, 2012 |
| In freezing temperatures at sea level, this travels at 1,087 feet per second |
sound |
400 |
February 8, 2012 |
| In freezing temperatures at sea level, this travels at 1,087 feet per second |
sound |
400 |
February 8, 2012 |
| Half a quarter is 12 1/2 cents; half a quart is this unit |
a pint |
600 |
February 8, 2012 |
| Half a quarter is 12 1/2 cents; half a quart is this unit |
a pint |
600 |
February 8, 2012 |
| Chicken eggs come in sizes including this largest one, in which a dozen weigh 30 ounces |
jumbo |
800 |
February 8, 2012 |
| Chicken eggs come in sizes including this largest one, in which a dozen weigh 30 ounces |
jumbo |
800 |
February 8, 2012 |
| As in a poem, if we go this distance "onward", that's a mile & a half |
half a league |
1000 |
February 8, 2012 |
| As in a poem, if we go this distance "onward", that's a mile & a half |
half a league |
1000 |
February 8, 2012 |
| In 1873 metric weights were extended to silver coins; a half dollar weighed 12.5 grams & this, 6.25 grams |
a quarter |
200 |
December 18, 2009 |
| If you want to convert gallons to these metric measures, multiply by 3.785 |
a liter |
400 |
December 18, 2009 |
| A fifth of whiskey contains 25.6 ounces, which is about 17.1 of these small 2-syllable measures |
a jigger |
600 |
December 18, 2009 |
| Norman, Norwegian & engineer are sizes of these building blocks |
bricks |
800 |
December 18, 2009 |
| Term for 1/36 of a yard |
an inch |
200 |
May 26, 2008 |
| This metric unit is equivalent to 1.057 liquid quarts |
a liter |
400 |
May 26, 2008 |
| Computer hard drives are usually measured in GBs, which are these |
gigabytes |
600 |
May 26, 2008 |
| To the Ancient Greeks, 4 of these made a palm |
fingers |
800 |
May 26, 2008 |
| (Jon of the Clue Crew tunes a piano.) Steinways leave the factory carefully tuned to standard pitch, where A is 440 of these units, but humidity & other factors make regular tunings necessary |
hertz |
1000 |
May 26, 2008 |
| A farmer could tell you that this measurement of land is equal to 43,560 square feet |
an acre |
200 |
May 12, 2008 |
| One quire is 25 sheets of paper, or 1/20th of an ordinary one of these |
a ream |
400 |
May 12, 2008 |
| Sizes of these range from 1 to 26 & types include milliners, sharps & tapestry |
needles |
800 |
May 12, 2008 |
| This U.K. measure of 14 U.S. pounds has also been used for 16 pounds of cheese |
a stone |
1000 |
May 12, 2008 |
| To correct medieval abuses in trade, this 1215 document standardized measurements for wine & grain |
Magna Carta |
|
May 12, 2008 |
| It's 9.46 trillion kilometers, give or take a few kilometers |
a light year |
200 |
April 28, 2008 |
| Founded in 1875, the International Bureau of Weights & Measures is headquartered in Sevres near this capital |
Paris |
400 |
April 28, 2008 |
| Circles, thermometers & college grads are marked by the number of these they have |
degrees |
600 |
April 28, 2008 |
| One magnum of champagne equals this many standard bottles |
2 |
800 |
April 28, 2008 |
| One weight still used from the old apothecaries' system is this ounce |
a troy ounce |
1000 |
April 28, 2008 |
| Originally, it was the area that could be plowed by a team of oxen in a morning without tiring them |
an acre |
200 |
May 4, 2007 |
| A unit of commerce, it's 42 gallons of crude oil |
a barrel |
400 |
May 4, 2007 |
| The Greek letter omega is the symbol for this unit of electrical resistance |
the ohm |
800 |
May 4, 2007 |
| This country once used a Cape foot, which was .314858 meters |
South Africa |
1000 |
May 4, 2007 |
| 2 fathoms, the minimum safe clearance for steamboats, inspired this 19th century pen name |
Mark Twain |
|
May 4, 2007 |
| Until standardized in 1825, there were 3 different British units called this to measure the volume of wine, ale & corn |
gallon |
200 |
April 7, 2005 |
| In July 1959, the U.S. & the U.K. finally agreed that an inch was equivalent to 2.54 of these |
a centimeter |
400 |
April 7, 2005 |
| Sandpaper is graded according to this, the number of particles per square inch |
grit |
600 |
April 7, 2005 |
| Around 1714 he set the freezing point of water at 32 degrees & the boiling point at 212 |
Fahrenheit |
800 |
April 7, 2005 |
| Ahoy, there! It's equal to 1.15 statute miles per hour |
a knot |
1000 |
April 7, 2005 |
| The temperature on this scale is 273.15 degrees lower than the temperature on the Kelvin scale |
Celsius |
200 |
May 26, 2004 |
| A bunch of bananas is called a hand; an individual banana is appropriately called this |
a finger |
400 |
May 26, 2004 |
| In 1593 this English queen changed the length of a mile from 5,000 feet to the current 5,280 feet |
Elizabeth I |
600 |
May 26, 2004 |
| A "long" one of these is 2,240 pounds |
a ton |
800 |
May 26, 2004 |
| In common practice electrical power is billed in terms of this hyphenated term, equal to 3.6 million joules |
a kilowatt-hour |
1000 |
May 26, 2004 |
| Term for a single exposure on a reel of motion picture film |
frame |
200 |
January 23, 2004 |
| In the 14th century Edward II declared it was equal to 3 barley corns laid end-to-end |
an inch |
400 |
January 23, 2004 |
| This equivalent to 1 cup is slang for a short person |
half pint |
600 |
January 23, 2004 |
| If a gigawatt you see, this is the number of watts you get |
a billion |
800 |
January 23, 2004 |
| (Jimmy of the Clue Crew) It's the standard unit of size for nails; this baby, used in framing a house, is a 16 |
penny |
1000 |
January 23, 2004 |
| The amount of this per liter determines if champagne is brut, sec or doux |
sugar |
200 |
April 25, 2003 |
| A calendar month is an arbitrary number; a synodic month or a sidereal month is based on the movement of this |
the moon |
400 |
April 25, 2003 |
| This measure of water depth was originally the distance between your fingertips with your arms outstretched |
fathom |
600 |
April 25, 2003 |
| A seed of this tree that gives us a chocolate substitute is the original "carat" |
carob |
800 |
April 25, 2003 |
| 150 MHz is in this band that falls between HF & UHF |
VHF |
1000 |
April 25, 2003 |
| Computer hard drives are usually measured in GBs, which are these |
Gigabytes |
100 |
November 9, 2000 |
| This metric unit is equivalent to 1.056 quarts |
Liter |
200 |
November 9, 2000 |
| The symbol for this unit of electrical resistance is the Greek letter omega |
Ohm |
300 |
November 9, 2000 |
| Subtract an "E" from 1,760 yards & you get this measurement for one-thousandth of an inch |
Mil |
400 |
November 9, 2000 |
| The name of this system of weights & measures comes from the Old French for "goods of weight" |
Avoirdupois |
500 |
November 9, 2000 |
| It's the set of cards dealt to an individual in a round of a card game |
Hand |
100 |
September 18, 2000 |
| A portion of a journey, it's also the part of a relay race each athlete has to complete |
Leg |
200 |
September 18, 2000 |
| It's the term for 1 full trip around the track |
Lap |
300 |
September 18, 2000 |
| To the ancient Greeks 4 of these made a palm |
Fingers |
400 |
September 18, 2000 |
| It's a linear measure in the U.S., or the basic unit of verse |
Foot |
500 |
September 18, 2000 |
| Number of teaspoons in a tablespoon |
3 |
100 |
January 31, 2000 |
| A surveyor's chain has 100 of these |
Links |
200 |
January 31, 2000 |
| On this scale, normal human body temperature is 37 degrees |
Celsius |
300 |
January 31, 2000 |
| A man weighing 210 pounds is said in Great Britain to weigh 15 of these |
Stones |
400 |
January 31, 2000 |
| This liquor measurement is equivalent to 1.6 pints, or about 25 shots |
Fifth |
500 |
January 31, 2000 |
| Number of square feet in a square yard |
9 |
100 |
November 8, 1999 |
| The first reliable mercury-in-glass thermometers used this temperature scale |
Fahrenheit |
200 |
November 8, 1999 |
| Generally, a double one of these should have over 300 coils, a kingsize one over 450 |
Mattress |
300 |
November 8, 1999 |
| The National Fire Protection Association Code says the 4 letters on this sign must be at least 6" tall |
Exit |
400 |
November 8, 1999 |
| In Old England, a sack was a unit of weight for this fiber covering 364 pounds; so 3 sacks full weighed 1092 lbs. |
Wool |
500 |
November 8, 1999 |
| A "long" one is 2,240 pounds, a "short" one is 2,000 |
ton |
100 |
November 13, 1998 |
| Whether you hide your light under it or not, it's equal to 35.24 liters |
bushel |
200 |
November 13, 1998 |
| This international standard is equal to approximately 3,281 feet |
kilometer |
300 |
November 13, 1998 |
| Hold your breath! If you traveled 20,000 leagues under the sea, you'd go 60,000 of these |
miles |
400 |
November 13, 1998 |
| What we Yanks would call a trillion, the Brits would call this |
billion |
500 |
November 13, 1998 |
| This unit used for measuring diamonds originally equalled the weight of 1 carob seed |
Carat |
100 |
July 16, 1997 |
| In the military, 1300 hours is equivalent to this time of day |
1 P.M. |
200 |
July 16, 1997 |
| This measurement of cloth is equal to 40 yards |
Bolt |
300 |
July 16, 1997 |
| You'd need this number of correct test answers to score a perfect "score" |
20 |
400 |
July 16, 1997 |
| There are 2 pints in a quart, or this many ounces |
32 |
500 |
July 16, 1997 |
| It can be one-fourth of a school year or one-fourth of a dollar |
quarter |
100 |
July 3, 1997 |
| In 5-card poker there are 624 possible 4-of-a-kind hands, & this many possible royal flushes |
4 |
200 |
July 3, 1997 |
| Reduce 32/64 to a decimal & you get this |
.50 |
300 |
July 3, 1997 |
| At sea level & 32 degrees F., it's 1,088 feet per second |
speed of sound |
400 |
July 3, 1997 |
| At 20 degrees C., this much water weighs 8.33 pounds |
gallon |
500 |
July 3, 1997 |
| Take off for a fortnight & you'll be gone this many days |
14 |
100 |
January 20, 1997 |
| To convert gallons to these units, multiply by 3.785 |
Liters |
200 |
January 20, 1997 |
| A square foot contains this many square inches |
144 |
300 |
January 20, 1997 |
| Jockeys know it's equal to an eighth of a mile |
Furlong |
400 |
January 20, 1997 |
| If your recipe calls for a cup of liquid, you can use this many tablespoons |
16 |
500 |
January 20, 1997 |
| On the Beaufort scale, it's the next step up from a tropical storm |
a hurricane |
100 |
January 6, 1997 |
| The EPA determines whether drinking water contains more lead than 15 ppb, ppb standing for this |
parts per billion |
200 |
January 6, 1997 |
| This small measurement used by bartenders equals about 1 1/2 ounces |
a shot glass (or a jigger) |
300 |
January 6, 1997 |
| To determine this for a circle, multiply the diameter by pi |
the circumference |
400 |
January 6, 1997 |
| Abbreviated G or GB in computerese, it's equal to 1,024 MB |
a gigabyte |
500 |
January 6, 1997 |
| The diameter of this part of the eye & its shrinkage in bright light are measured in millimeters |
Pupil |
100 |
December 26, 1996 |
| The standard index card sizes in America are 5" X 8", 4" X 6" & this |
3" X 5" |
300 |
December 26, 1996 |
| What the British call a billion, we call this |
Trillion |
400 |
December 26, 1996 |
| The longest months on the Jewish calendar have this many days |
30 |
500 |
December 26, 1996 |
| In golf a standard one of these is 2 1/8" long & holds up to a 1.62-ounce ball |
the tee |
100 |
September 10, 1996 |
| Running time in silent films was measured in these, each about 10 minutes long |
reels |
200 |
September 10, 1996 |
| In the metric system, dkL stands for this unit |
a dekaliter |
300 |
September 10, 1996 |
| Size numbers for these run from 1 to the 20s & types include sharps, milliner's & chenilles |
needles |
400 |
September 10, 1996 |
| Following "assay", this 3-letter word is a unit of mass; following "freight", it's a unit of capacity |
ton |
500 |
September 10, 1996 |
| A long ton is 2,240 pounds & a short ton is this many pounds |
2,000 |
100 |
September 10, 1992 |
| If you require a quire, you need 24 or 25 sheets of this |
paper |
200 |
September 10, 1992 |
| Of a cup, 1/2 pint, or 12 ounces, the one not equal to either of the other 2 |
12 ounces |
300 |
September 10, 1992 |
| The quarter in quarter horse stands for this |
quarter mile |
400 |
September 10, 1992 |
| At the speed of 1 knot, you travel 1 nautical mile in this length of time |
an hour |
500 |
September 10, 1992 |
| 1 hectare, the metric unit of area, is equal to 2.471 of these |
an acre |
100 |
November 15, 1990 |
| This cotton measure is 500 lbs. in the U.S. & only 176 lbs. in China |
a bale |
200 |
November 15, 1990 |
| Measuring longitude at the equator 1 of these equals 69.17 miles |
a degree |
300 |
November 15, 1990 |
| 6 miles square is exactly equal to this many square miles |
36 square miles |
400 |
November 15, 1990 |
| This unit named for a Swedish scientist is used to designate wavelengths of light |
angstrom |
500 |
November 15, 1990 |
| 4 pearl grains equal 1 of these units also used for diamonds |
Carats |
100 |
May 1, 1990 |
| If you're a half pint, you're equal to this many cups |
1 |
500 |
May 1, 1990 |
| You're not wet behind the ears if you know this international unit equals 6,076.11549 feet |
Nautical Mile |
|
May 1, 1990 |
| In cloth measure, this is divided into 4 quarters, not 3 feet |
Yards |
100 |
February 6, 1990 |
| To find this, multiply the diameter by pi |
Circumference |
200 |
February 6, 1990 |
| If mom & dad let you borrow one of these, you'll find it's probably 3 3/8" x 2 1/8" & has a limit |
Credit Card |
300 |
February 6, 1990 |
| There are 1 million of these in a kilogram |
Milligrams |
400 |
February 6, 1990 |
| The "Systeme International d' Unites" is commonly referred to as this |
The Metric System |
500 |
February 6, 1990 |
| One's tested mental age divided by one's chronological age X 100 equals this |
IQ |
100 |
February 18, 1988 |
| This measurement originally referred to a strip of land 66 feet wide & 660 feet long |
acre |
200 |
February 18, 1988 |
| Ironically, this system was declared the fundamental standard of measurement in the U.S. in 1893 |
metric system |
300 |
February 18, 1988 |
| 128 cubic feet of firewood is equal to this |
cord |
400 |
February 18, 1988 |
| Number of ounces in a 354ml can of soda pop |
12 |
500 |
February 18, 1988 |
| The original quantity of this unit of measure was 480 sheets of paper; now some round it to 500 |
ream |
100 |
January 15, 1987 |
| In the Greek system of telling time, this was the length of an "Olympiad" |
4 years |
200 |
January 15, 1987 |
| 1 of 2 units of measure whose names are from the Latin "uncia", meaning "twelfth part" |
ounce (or inch) |
300 |
January 15, 1987 |
| A measure in music or a measure by which gold is sold |
bar |
400 |
January 15, 1987 |
| Swedish astronomer who developed the centigrade scale |
(Anders) Celsius |
500 |
January 15, 1987 |