Clues for: Science

Question Answer Value Airdate
Oxygen combines with lots of other elements; with this one it makes ZnO, used as an ointment zinc 200 October 4, 2013
Oxygen combines with lots of other elements; with this one it makes ZnO, used as an ointment zinc 200 October 4, 2013
Similar to reflex, humans' average for this time is roughly 1/4 second & we're going to test yours... right...now ! reaction 400 October 4, 2013
Similar to reflex, humans' average for this time is roughly 1/4 second & we're going to test yours... right...now ! reaction 400 October 4, 2013
Lack of camouflage & sensitivity to UV radiation doom any wild alligators with this condition from a mutation albino 600 October 4, 2013
Lack of camouflage & sensitivity to UV radiation doom any wild alligators with this condition from a mutation albino 600 October 4, 2013
A Mars rover found this, hydrated calcium sulfate, indicating not Martian drywallers but Martian water gypsum 800 October 4, 2013
A Mars rover found this, hydrated calcium sulfate, indicating not Martian drywallers but Martian water gypsum 800 October 4, 2013
Stomp rockets are powered by what's usually called this type of "air" that's been squished under greater than normal pressure compressed air 1000 October 4, 2013
Stomp rockets are powered by what's usually called this type of "air" that's been squished under greater than normal pressure compressed air 1000 October 4, 2013
This transparent structure behind the iris focuses light entering the eye the lens 200 January 31, 2012
This transparent structure behind the iris focuses light entering the eye the lens 200 January 31, 2012
(Sarah of the Clue Crew shows us diagrams from the Hall of Human Origins at the Smithsonian.) Comparing MRI scans of a chimp's brain & a human's shows that the human's is not merely larger; it also contains vastly more white matter connecting these cells vital to the transmission & processing of information nerves 400 January 31, 2012
(Sarah of the Clue Crew shows us diagrams from the Hall of Human Origins at the Smithsonian.) Comparing MRI scans of a chimp's brain & a human's shows that the human's is not merely larger; it also contains vastly more white matter connecting these cells vital to the transmission & processing of information nerves 400 January 31, 2012
By definition, this adjective describes certain organisms that can or must live in the absence of oxygen anaerobic 600 January 31, 2012
By definition, this adjective describes certain organisms that can or must live in the absence of oxygen anaerobic 600 January 31, 2012
(Kelly of the Clue Crew shows us molecular models in the lab.) We're using models of ethanol to show the 2 basic types of molecular models; 1 clarifies the bonds between these particles, while the other shows better what the molecule looks like in actual space atoms 800 January 31, 2012
(Kelly of the Clue Crew shows us molecular models in the lab.) We're using models of ethanol to show the 2 basic types of molecular models; 1 clarifies the bonds between these particles, while the other shows better what the molecule looks like in actual space atoms 800 January 31, 2012
This name of the infectious disease caused by the Epstein-Barr virus comes from words meaning "one" & "kernel" mononucleosis 1000 January 31, 2012
This name of the infectious disease caused by the Epstein-Barr virus comes from words meaning "one" & "kernel" mononucleosis 1000 January 31, 2012
He was in Shanghai in 1921 when he found out he had won a Nobel Prize for Physics Einstein 200 May 29, 2009
Isaac Newton published his first mathematical formulation for this fundamental force in 1687 gravity 400 May 29, 2009
In 1996 (seems late) researchers announced a new one of these body parts, the spheno-mandibularis a muscle 600 May 29, 2009
When boiling water, energy absorbed that escapes as vapor is this type of heat, from Latin latere, "to hide" latent energy 1000 May 29, 2009
During an epidemic of this disease in 1796, Edward Jenner discovered the power of vaccines & used it to save lives smallpox May 29, 2009
Each of these organs contains about 1 million nephrons, which filter blood the kidneys 200 November 12, 2008
(Jon of the Clue Crew sucks on a straw in a sealed-up bottle that has a marshmallow inside.) The marshmallow in the bottle will expand when I suck on the straw because this property inside the bottle will decrease (air) pressure 400 November 12, 2008
These were first seen in human cells in 1882; the exact number, 46, was determined in 1956 chromosomes 600 November 12, 2008
(Jon of the Clue Crew pushes a straw into a cupcake, then extracts the result.) Using a cupcake & straw, we're approximating 1 of these 2-word scientific readings used in undersea & underground prospecting core sampling 800 November 12, 2008
In 1758 this Swedish biologist introduced binomial nomenclature Linnaeus 1000 November 12, 2008
It's what the "L" stands for in "laser" light 200 July 8, 2008
The Celsius temperature scale is also called this, meaning "divided into one hundred parts" centigrade 400 July 8, 2008
(Cheryl of the Clue Crew performs a science experiment.) By mixing baking soda, a chemical base, with the acid in the lime juice, this gas is produced, resulting in a bubbly liquid carbon dioxide 600 July 8, 2008
This one of the simple machines is made by using a wheel & a rope a pulley 800 July 8, 2008
Shock researcher Walter Cannon coined this word for an organism's ability to maintain internal equilibrium homeostasis 1000 July 8, 2008
(Kelly of the Clue Crew demonstrates with a coffee can & an inclined plane.) A ball of clay inside the can is enough to reposition the can's natural center of this, so the can rolls uphill gravity 200 March 28, 2008
Every second, fusion reactions in the Sun convert about 600 million tons of this element into helium hydrogen 400 March 28, 2008
Edward Doisy won a 1943 Nobel Prize for synthesizing this hemorrhage-inhibiting vitamin; isn't that "special"? vitamin K 600 March 28, 2008
Of the 3 basic rock types, the type that was once one form but has changed to another due to heat & pressure metamorphic 800 March 28, 2008
(Jon of the Clue Crew holds a white rock at White Sands National Monument, New Mexico.) Because it's water-soluble, this form of calcium sulfate is rarely found in sand, but here in New Mexico's Tularosa Basin, there are no rivers to carry it away, so it forms the famed white sand gypsum 1000 March 28, 2008
( Kelly of the Clue Crew delivers the clue from a science lab. ) The heat from the lamp causes the snake to dance, as hot air is less this five-letter term than cold air and therefore rises and spins the snake dense 200 July 12, 2007
In the nervous system, calcium ions crossing the gap between these cause a release of acetylcholine neurons 400 July 12, 2007
( Kelly delivers the clue from the lab. ) Normally, an ice cube floats; this one, however, sinks right to the bottom because it's made of heavy water, or D2O; the D standing for this isotope deuterium 600 July 12, 2007
As opposed to what arthropods have, vertebrates have this internal framework endoskeleton 800 July 12, 2007
( Jimmy of the Clue Crew delivers the clue. ) Though the top book appears to be suspended in air, more than half the weight of the stack rests on the table - the principle is used to build this type of bridge cantilever bridge 1000 July 12, 2007
This type of rain forms when nitrogen oxides & sulfur dioxide react within growing droplets acid rain 200 March 12, 2007
(Jon of the Clue Crew points to two diagrams of the Earth's tilt on the monitor.) Because of the tilt of the Earth's axis both in summer & winter, solar panels in the United States facing this direction receive the most sun south 400 March 12, 2007
This branch of study is for the birds... actually, it's of the birds ornithology 600 March 12, 2007
In 1633 the Church condemned him to house arrest for astronomical heresy Galileo 800 March 12, 2007
(Kelly of the Clue Crew reading points to a fly's eye on the monitor.) An insect's compound eye can detect 300 flashes of light per second compared to a human's 50, using thousands of tiny lenses known as these, as in a diamond a facet 1000 March 12, 2007
The opposite of a base, it turns blue litmus red an acid 200 November 16, 2006
Jaundice can be a symptom of this liver disease, type A, B or C hepatitis 400 November 16, 2006
The 10th to 12th of these body parts that form a "cage" articulate with single vertebrae ribs 600 November 16, 2006
Echocardiography can tell you whether this doublespeak heart issue is caused by an abnormal valve heart murmur 800 November 16, 2006
Also known as epinephrine, this hormone is secreted in response to stress, like fear or injury adrenaline November 16, 2006
This medal metal is usually an alloy of tin & copper bronze 200 March 13, 2006
(Jon of the Clue Crew reports from Copenhagen, Denmark.) In 1883, Carlsberg developed Saccharomyces carlsbergensis, a special strain of this to ferment the sugars in beer yeast 400 March 13, 2006
The name of this disorder in which the bones become porous comes from the Greek for "bone" & "passage" osteoporosis 800 March 13, 2006
In astronomy, this unit of measure is abbreviated pc parsec 1000 March 13, 2006
In testing out gases by smelling them (not a good idea) Humphry Davy found in 1800 that this one made him feel giddy nitrous oxide (or laughing gas) March 13, 2006
Cosmic rays were first detected by V. F. Hess during a flight by one of these a hot air balloon 200 January 24, 2005
The crepe ring is the transparent C ring in this planet's ring system Saturn 400 January 24, 2005
Albert Ghiorso at Lawrence Berkeley National Lab holds the record for discovering the most of these elements 600 January 24, 2005
In MS-DOS, the .bak file extension meant the file was this type back-up file 800 January 24, 2005
An isohel on a weather map is a line showing connecting places with an equal amount of this sunshine January 24, 2005
These electromagnetic rays used to take pictures of your insides were originally known as Roentgen rays X-rays 200 April 28, 2003
This German-born American physicist won the 1921 Nobel Prize for Physics Albert Einstein 400 April 28, 2003
Also a term for someone from Warsaw, it's one of the 2 strongest points in a magnetic field Pole 800 April 28, 2003
The symbol of this radioactive element is Pu & it sounds like it's named after Mickey Mouse's dog plutonium 1000 April 28, 2003
When combined with oxygen, this lightest chemical element makes water hydrogen April 28, 2003
The leatherback variety of this reptile is one of the few animals that primarily eat jellyfish turtle/tortoise 200 April 24, 2003
This "prefrontal" medical procedure involves the destruction of sections of the brain's cortex lobotomy 400 April 24, 2003
This process of making rubber harder & more elastic by heating it with sulfur bears the name of a Roman god vulcanization 600 April 24, 2003
His 1543 book "Concerning the Revolutions of the Celestial Spheres" started an astronomical revolution Nicholas Copernicus 800 April 24, 2003
The process by which neutral atoms become electrically charged is called this ionization 1000 April 24, 2003
The vast majority of this second-lightest gas comes from natural gas fields in the U.S. helium 200 January 8, 2003
Sialia mexicana is the scientific name of the western bluebird: Sialia is the genus & mexicana tells you this the species 400 January 8, 2003
In a first-class type of this, the fulcrum is between the applied force and the load a lever 600 January 8, 2003
The tail of this body is formed when ice turns into gas as it gets closer to the sun a comet 800 January 8, 2003
This 5-letter word is the opposite of attract repel 1000 January 8, 2003
His 1905 paper "On the Electrodynamics of Moving Bodies" contained his special Theory of Relativity Albert Einstein 200 November 8, 2002
In 1935 the daughter of this famed pair won a Nobel Prize for the discovery of artificial radioactivity Pierre & Marie Curie 400 November 8, 2002
(Hi, I'm Nobel laureate Rudy Marcus) It's the chemical formula for dry ice CO2 600 November 8, 2002
The term geotropism refers to the effect that this has on the direction plants grow or bend gravity/the Earth 800 November 8, 2002
In the Arctic, some of these organisms consisting of an alga & a fungus may be 4,000 years old lichens 1000 November 8, 2002
In biology it's a finger; in math, a figure like 1 a digit 100 March 10, 2000
A free-falling body accelerates at a rate of about 1 g, g coming from this word gravity 200 March 10, 2000
Pre-Y1K scientists figured this organ gave out light; they were, of course, wrong eye 300 March 10, 2000
These in the skies of Albuquerque on October 3, 1999 were a fine example of Charles' Law in action hot air balloons 400 March 10, 2000
The 5-kingdom system is made up of animals, bacteria, plants, protists & these fungi 500 March 10, 2000
The SO in SONAR stands for this word Sound 100 October 27, 1998
This space station turned 10 in February 1996 Mir 200 October 27, 1998
In 1882 this inventor opened the Pearl Street Power Station in New York Thomas Edison 300 October 27, 1998
In a car's steering system, it's the geared wheel that moves the rack Pinion 400 October 27, 1998
To produce this metal using the Bayer Process, you begin with caustic soda & bauxite Aluminum 500 October 27, 1998
The Graafian follicles of these glands contain the female reproductive cells Ovaries 100 October 16, 1997
The sun is 333,000 times as massive as the Earth & 1,047 times as massive as this planet Jupiter 200 October 16, 1997
Two 9-volt batteries in a series circuit produce this many volts of electromotive force 18 400 October 16, 1997
The screw & the wedge are adaptations of this type of simple machine Inclined plane 500 October 16, 1997
This green plant pigment is also found in algae & in some bacteria Chlorophyll 100 September 16, 1997
In 1875 this plant breeder moved to California using profits earned on his potato Luther Burbank 200 September 16, 1997
It's defined as an atom or group of atoms that has an electrical charge Ion 300 September 16, 1997
A 1991 photo of Gaspra taken by the Galileo probe was the first close-up of one of these minor planets Asteroid 400 September 16, 1997
In the 1940s this Nobel Prize winner & vitamin C advocate studied the structure of antibodies Linus Pauling September 16, 1997
This fossilized resin from prehistoric pines can preserve an insect forever amber 100 July 18, 1997
Most icebergs in the north Atlantic come from about 20 glaciers on this island's west coast Greenland 200 July 18, 1997
Around 1840 chemist John William Draper took the first photograph of this heavenly body the moon 300 July 18, 1997
Birds & bees perform this transfer of gametes from anthers to stigmas pollination 400 July 18, 1997
Einstein said measurements of this depend on whether the observer is moving; it's not absolute time 500 July 18, 1997
An EEG records the electrical activity of this organ Brain 100 June 19, 1997
Human beings normally have 46 of these in most of their cells Chromosomes 200 June 19, 1997
This second-lightest metal, symbol K, is so soft it can be cut with a knife Potassium 300 June 19, 1997
He's been called the "Father of Modern Rocketry" Robert Goddard 400 June 19, 1997
According to his law, resistance in a DC circuit is the ratio of volts to amps Georg Ohm 500 June 19, 1997
The largest cell is the 3-inch diameter yolk of this bird's egg Ostrich 100 May 29, 1997
In Latin this metal is known as aurum Gold 200 May 29, 1997
On a weather chart this line connects places that have the same barometric pressure Isobar 300 May 29, 1997
On June 29, 1994 the temperature reached 125 degrees in Laughlin, the highest ever recorded in this state Nevada 400 May 29, 1997
This organ removes excess glucose from the blood & stores it as glycogen Liver 500 May 29, 1997
The boundary between the mantle & this layer is called the Mohorovicic Discontinuity Crust 100 April 22, 1997
These 2 ducts lead from the ovaries to the uterus Fallopian tubes 200 April 22, 1997
In the 1920s, Julius Nieuwland polymerized acetylene, added chlorine atoms & created this synthetic rubber Neoprene 300 April 22, 1997
On July 10, 1996 scientists released close-up photos of Ganymede taken by this space probe Galileo 400 April 22, 1997
In 1993 Eugene & Carolyn Shoemaker & David Levy discovered a highly fragmented one of these Comet 500 April 22, 1997
This gas, symbol Xe, is used in stroboscopes & high-speed camera flashes Xenon 100 March 26, 1997
Nearly twice as sweet as sucrose, this fruit sugar is the main sweetener in honey Fructose 200 March 26, 1997
An archipelago is a group of islands & this is a ring of coral islands like Bikini in the Pacific Atoll 300 March 26, 1997
Developed by Edward Jenner, the first true vaccine was designed to protect against this disease Smallpox 400 March 26, 1997
They're the 2 lines of latitude lying 23 1/2 degrees north & south of the Equator Tropic of Cancer & Tropic of Capricorn 500 March 26, 1997
This ninth planet's unusual orbit sometimes brings it closer to the sun than the eighth planet Pluto 100 March 25, 1997
It's the ratio of the amount of water vapor in the air to the amount the air can hold at that temperature Relative humidity 200 March 25, 1997
A parasitoid differs from a parasite in that this eventually happens to its host It dies 300 March 25, 1997
The acceleration of falling objects varies from place to place because of variations in this force Gravity 400 March 25, 1997
It's the property of a body that opposes an electric current moving through it Resistance 500 March 25, 1997
These respiratory organs of aquatic animals occur in oysters & some insect larvae as well as in fish Gills 100 March 19, 1997
Used to control glaucoma, a trabeculectomy is a procedure that reduces pressure in this organ Eye 200 March 19, 1997
The number of these dark patches visible on the sun's surface varies from a few to several hundred Sunspots 300 March 19, 1997
A phrase used to remember this planet's main moons is "Met Dr. Thip"; Titan is the second T Saturn 400 March 19, 1997
This drug marketed as Motrin was patented in Great Britain in 1964 Ibuprofen 500 March 19, 1997
Magnetism occurs most strongly in 3 elements: nickel, cobalt & this Iron 100 February 6, 1997
In 1665 Robert Hooke described & named this structural unit; bacteria have only one Cell 200 February 6, 1997
In 1698 Thomas Savery designed the first practical engine to run on this power Steam 300 February 6, 1997
This blood protein now comes in alpha, beta & gamma types Globulins 400 February 6, 1997
Simple machine Archimedes would use to "move the Earth" if you gave him a firm spot on which to stand Lever 500 February 6, 1997
Hirsutism is having more than the normal amount of this hair 100 October 3, 1996
This 4th letter of the Greek alphabet is used to describ a high-speed aircraft wing type delta 200 October 3, 1996
The focal length is the distance from the center of one of these to the focal point the lens 300 October 3, 1996
When astronomers got a close-up look at this object in 1985-86, its nucleus looked like a big potato Halley\'s comet 400 October 3, 1996
This term refers to the warm periods within ice ages; we're in one of those periods now interglacial 500 October 3, 1996
It's the more common name for sodium chloride Salt 100 April 10, 1996
Foxglove is an example of this type of plant that completes its life cycle in 2 years Biennial 200 April 10, 1996
After the sun & moon, this planet is the brightest object in the sky Venus 300 April 10, 1996
The pH in pH scale stands for the "potential of " this element Hydrogen 400 April 10, 1996
In geometry it's a quadrilateral with 2 parallel sides; in anatomy, it's the smallest wrist bone Trapezoid 500 April 10, 1996
Drumlins are elongated, elliptical hills formed at the edges of these moving ice masses Glaciers 100 January 24, 1996
Elements are arranged in order of their atomic numbers on this table Periodic Table of Elements 200 January 24, 1996
This yellow element is found in gunpowder & matches & is used in vulcanizing rubber Sulphur 300 January 24, 1996
2 bacteria, Lactobacillus Bulgaricus & Streptococcus Thermophilus, turn milk into this Yogurt 400 January 24, 1996
Named after its 19th century inventor, this pendulum demonstrates the Earth's rotation Foucault\'s Pendulum 500 January 24, 1996
Among alkaloids found in plants, this stimulant is found in coffee or tea caffeine 100 January 18, 1996
You may not need a high IQ to know IQ stands for this intelligence quotient 200 January 18, 1996
Name for the process a caterpillar goes through to become a moth metamorphosis 300 January 18, 1996
When cocci live in pairs, they're called diplococci; in clusters, staphylococci; in chains, this streptococci 400 January 18, 1996
Next in length on the scale of geological time: age, epoch, period, era... eon January 18, 1996
Mycobacterium tuberculosis is one of the organisms this process kills in milk Pasteurization 100 November 15, 1995
Like humans, the Red-vented Bulbul bird needs a dietary source of this vitamin, also called ascorbic acid Vitamin C 200 November 15, 1995
Boiling bones & hides converts the protein collagen to this foodstuff Gelatin 300 November 15, 1995
Horseshoe crabs & coelacanth fish are considered living ones of these Fossils 400 November 15, 1995
Quarks have six known ones of these, which is far short of Baskin-Robbins flavors 500 November 15, 1995
Ferrovanadium is an alloy of vanadium & this metal iron 100 September 27, 1995
The horny casing of the toes of ungulates is called this hooves 200 September 27, 1995
In 1990 this space telescope provided the first picture of Charon as completely separate from Pluto the Hubble telescope 300 September 27, 1995
He outlines his 3 laws of motion in "Philosophiae Naturalis Principia Mathematica" Sir Isaac Newton 400 September 27, 1995
Fusion, the change of a solid to a liquid state, is more commonly called this melting 500 September 27, 1995
Formulated NaCl it's the chemical name for common table salt sodium chloride 100 May 2, 1994
Of the 3 basic states of matter, only this one, when unconfined, tends to expand indefinitely gas 200 May 2, 1994
Term for the time it takes a radioactive substance to decay to 50% of its original quantity half-life 300 May 2, 1994
In biological classification this comes between family & species genus 400 May 2, 1994
On the Fahrenheit scale, the freezing point of water is 32° & the boiling point is this 212° Fahrenheit 500 May 2, 1994
In breathing it's the gas you expel to the atmosphere Carbon Dioxide 100 December 3, 1993
Erosion from these created fjords & drumlins glaciers 200 December 3, 1993
Scientist John Dalton suffered from the red-green type of this Colorblindness 300 December 3, 1993
The surfaces of this type of element can be anodized Metal 400 December 3, 1993
He discovered that if nitroglycerin was absorbed by an inert substance, it wouldn't explode from shock Alfred Nobel 500 December 3, 1993
It's the element whose atomic weight is closest to its atomic number hydrogen 100 June 28, 1993
Inventors of these include Georges Leclanche, Gaston Plante & Alessandro Volta batteries 200 June 28, 1993
Life here was the subject of the 1965 book "World Without Sun" the sea 300 June 28, 1993
After 1,400 orbits it fell back to Earth January 4, 1958 & burned up Sputnik 400 June 28, 1993
In 1977 the U.S. banned these that used freon as the propellant spray cans 500 June 28, 1993
Psychologists refer to this sense as olfaction smell 100 May 22, 1992
The length of this on Jupiter is less than 10 hours the day 200 May 22, 1992
Palynology seeks knowledge about past plant distribution by studying grains of this pollen 300 May 22, 1992
Consisting of 3 atoms, water is an example of a triatomic one of these units a molecule 400 May 22, 1992
American Arthur Compton's work proved the existence of these "particles" of light photons 500 May 22, 1992
When light is passed thru a prism, it produces this spread of colors Spectrum 100 January 25, 1991
It's the branch of chemistry that deals with carbon compounds Organic Chemistry 200 January 25, 1991
All lines of longitude are measured east or west of this line Prime Meridian 300 January 25, 1991
The Big Dipper is part of this constellation Ursa Major 400 January 25, 1991
The most important source of uranium & radium is this mineral ore Pitchblende 500 January 25, 1991
Invented by Edwin Land, it was the first instant camera Polaroid Camera 100 January 17, 1991
When Henry Cavendish discovered this lightest-known element, he called it inflammable air Hydrogen 200 January 17, 1991
Galileo is said to have done gravity experiments by dropping weights from this tower Leaning Tower of Pisa 300 January 17, 1991
In ancient times, lodestone was used as a form of this instrument Compass 400 January 17, 1991
A positive ion is formed when an atom loses one or more of these Electron 500 January 17, 1991
In computerese, a "vaccine" is a program that seeks out & destroys these Computer viruses 100 May 9, 1990
A compass points toward this north pole Magnetic North Pole 200 May 9, 1990
Varieties of these simple plants include red, brown, green & blue-green Algae 300 May 9, 1990
Behaviorists & dogs drool over the work of this Russian physiologist Ivan Pavlov 400 May 9, 1990
The most abundant metal on Earth, when it was discovered in 1820 it was worth more than gold Aluminum 500 May 9, 1990
The mother of a mule Horse (Mare) 100 November 10, 1989
It's another name for your coccyx Tailbone 200 November 10, 1989
Union Carbide makes this common car additive that contains ethylene glycol Antifreeze 300 November 10, 1989
This unit of measure in weather is abbreviated mb Millibar 400 November 10, 1989
Frenchman who discovered the Piezoelectric Effect, that certain crystals when stressed make electricity Pierre Curie 500 November 10, 1989
After about eight weeks, a human embryo develops into this a fetus 300 November 19, 1987
At about 63,000 ft. at normal body temperature, blood will do this boil 400 November 19, 1987
Because they are never found in chemical compounds, the noble gases neon, argon & helium are called this the inert gases 500 November 19, 1987
Bioluminescence is the emission of this from living organisms light 100 February 2, 1987
Robotics is related to this "6 million dollar" field of science bionics (or cybernetics) 200 February 2, 1987
Of a quartan, joule, or kilocalorie, the one that is not a unit of energy a quartan 300 February 2, 1987
Element represented by the letters "Cu" copper 400 February 2, 1987
Term for the blood vessels which take the blood from the heart arteries 100 December 31, 1986
In the scientific categories, Americans have won 142, or 38%, of these awards 1st given in 1901 Nobel Prizes 200 December 31, 1986
The Hubble constant tells how fast the universe is expanding since this "noisy" event occurred the Big Bang 300 December 31, 1986
Base 10 equivalent to the binary number "11" 3 400 December 31, 1986
A metal that is "ductile" can be pulled into this while cold & under pressure wire 500 December 31, 1986
The only animal that has walked on the moon man 100 January 14, 1986
Not just "Ludwig von" but any male duck Drake 200 January 14, 1986
Research shows a mother eating a candy bar before doing this helps a baby fall asleep quicker nursing 300 January 14, 1986
Partly frozen rain or rain mixed with snow sleet 400 January 14, 1986
If our solar system fit into a cup, our galaxy would be the size of this 3rd largest continent North America 500 January 14, 1986
Most living organisms have millions, but a prisoner only has one a cell 100 October 4, 1985
A 5th C. B.C. Greek philosopher was 1st to theorize that all matter is made of these atoms 200 October 4, 1985
Term for creatures like vultures or hermit crabs that eat carcasses & refuse a scavenger 300 October 4, 1985
Days & nights are always 12 hours long there the equator 400 October 4, 1985
If you're studying mensuration, you're studying this measurement 500 October 4, 1985
A typical snowflake has this many sides 6 100 December 10, 1984
Common element whose refined forms include pig, cast or wrought iron 200 December 10, 1984
After length, width & depth, the 4th dimension time 300 December 10, 1984
Type of organism that lives off of another, contributing nothing a parasite 400 December 10, 1984
Shattering sound that accompanies breaking the sound barrier a sonic boom 500 December 10, 1984
A sound's repetition by reflection an echo 100 November 29, 1984
He originated "The Origin of Species" Charles Darwin 200 November 29, 1984
Singular form of the word "bacteria" bacterium 300 November 29, 1984
Negative particle that orbits an atom's nucleus an electron 400 November 29, 1984
Cytology is the study of these biological building blocks cells 500 November 29, 1984