Wikipedia:Reference desk/Archives/Science/January 2009

= January 1 = Reference_desk/Archives/Science/2009 January 1


 * 1) Date
 * 2) An optional use for leeches?
 * 3) do the congenitally blind understand literary descriptions?
 * 4) Mechanical device that keeps something spinning in exactly the right speed

= January 2 = Reference_desk/Archives/Science/2009 January 2


 * 1) Electro magnetic theory
 * 2) What the Fuck is Fermet's Last Theorum?
 * 3) penetration of UltraViolet A rays in flesh
 * 4) Solar cell production capacity
 * 5) DNA math
 * 6) pittuitay tumors
 * 7) How many species are there?

= January 3 = Reference_desk/Archives/Science/2009 January 3


 * 1) What is it eating?
 * 2) Do we have any defense at all against meteors, black holes, etc.?
 * 3) Pesticides
 * 4) Kale
 * 5) "Blind spot" in face recognition?
 * 6) Bolbidia
 * 7) World steel supply irradiated ?
 * 8) sexual reproduction would never work.

= January 4 = Reference_desk/Archives/Science/2009 January 4


 * 1) Engineering indexes
 * 2) Frequency of mass
 * 3) Advantage of large population
 * 4) Acceleration?
 * 5) Why is Jelly easier to swallow than water?
 * 6) Placebo
 * 7) Animal cooperation and co-learning
 * 8) Where/when was c first used as the symbol for the speed of light?
 * 9) Time dilation
 * 10) Asteroid orbital elements
 * 11) Please identify this flower
 * 12) Special relativity, time dilation, practice?
 * 13) What is the difference between neuronal circuitry and neural circuitry?
 * 14) How often do transposons jump?
 * 15) Hard-boiled eggs
 * 16) ZMF in special relativity

= January 5 = Reference_desk/Archives/Science/2009 January 5


 * 1) Possible Meteorite strike
 * 2) Ray that stops internal-combustion engines
 * 3) Are there any Nobel winning scientists in baseball?
 * 4) Titanium Knives vs. Stainless Steel
 * 5) Daytime Conflict with clock time
 * 6) Headphones jack or line out?
 * 7) How long will it take for Pluto to clear its neighborhood?
 * 8) how many horsepower can a horse pull with?
 * 9) Racemates/racemic mixtures
 * 10) Genetics
 * 11) Volume controller
 * 12) Artificial Gravity
 * 13) A Zebra Finch as a pet?

= January 6 = Reference_desk/Archives/Science/2009 January 6


 * 1) Looking back in time through space
 * 2) Potassium supplement dosage
 * 3) The Universe
 * 4) Four fundamental interactions as four formulas
 * 5) mech engineering related(new idea)
 * 6) Ice in craters of Mercury
 * 7) Atomic masses
 * 8) chemicals for surgical gloves
 * 9) Definition of "Life"
 * 10) Whistle in water
 * 11) Charges on a sphere
 * 12) Breathing in cold weather
 * 13) Reference_desk/Archives/Science/2009 January 6
 * 14) Gaining immunity to the common cold?
 * 15) Fighter plane firing a bullet
 * 16) Shape of Planets
 * 17) Deliriants vs. Hallucinogens

= January 7 = Reference_desk/Archives/Science/2009 January 7


 * 1) [[Wikipedia:Reference_desk/Archives/Science/2009 January 7#.5Bhttp:.2F.2Fen.wikipedia.org.2Fwiki.2FAvobenzone This.5D|This]]
 * 2) Transistor configuration in a radio Tx/Rx
 * 3) Quantum Physics - The double Split Experiment
 * 4) dextrose & ct scans
 * 5) Darting PVDF membrane magic trick
 * 6) Scabies
 * 7) you better have an explanation for this
 * 8) Does this represent inertia?
 * 9) Buying Optical fiber

= January 8 = Reference_desk/Archives/Science/2009 January 8


 * 1) problem in thermodynamics
 * 2) In Electric current(AC-230V) transmission-household wiring, why cannot we sense Nutral current using normal Current tester?
 * 3) Light as waves AND particles
 * 4) if an acid is added to a salt...?
 * 5) Mensa and god
 * 6) Solar power for a house
 * 7) Temperature at which Magnesium ignites
 * 8) Colorlessness of a solution
 * 9) knotty problem
 * 10) If the sun went out...
 * 11) Alcohol
 * 12) Child and Adolescent psychotherapist
 * 13) What's the lowest pint in Badlands national park?

= January 9 = Reference_desk/Archives/Science/2009 January 9


 * 1) Do we know if egg-laying is painful for birds?
 * 2) If our universe is an open one, is not that a a paradox?
 * 3) Strength of intermolecular forces
 * 4) Lightning
 * 5) CO2 in a fish tank for plants
 * 6) How is it that all life on Earth descended from a common ancestor and not multiple ancestors?
 * 7) Orders of magnitude for force...?
 * 8) Cnidocysts stronger than a bullet??
 * 9) Protein Engineering

= January 10 = Reference_desk/Archives/Science/2009 January 10


 * 1) Force of rain dropping
 * 2) Crude death rate map
 * 3) op amp
 * 4) Recuperation after a stroke

= January 11 = Reference_desk/Archives/Science/2009 January 11


 * 1) Polarisation and magnetisation
 * 2) I got a question if water can explode?
 * 3) Audio quality - sampling rate versus bits per sample.
 * 4) Getting Younger Every Day
 * 5) Apparent Size of the Moon
 * 6) What are recent developments in Internal Combustion Engines?
 * 7) tingling in the chin
 * 8) Levitation - frogs or otherwise.
 * 9) Phosphate pit
 * 10) light
 * 11) "Super greens" pills
 * 12) Doing X will "flush the toxins out of your body"?
 * 13) Radar turns on a radio?

= January 12 = Reference_desk/Archives/Science/2009 January 12


 * 1) A pile-up limit?
 * 2) Blood Diseases.
 * 3) White metal?
 * 4) [[Wikipedia:Reference_desk/Archives/Science/2009 January 12#.5Bhttp:.2F.2Fen.wikipedia.org.2Fwiki.2FAvobenzone This.5D|This]]
 * 5) Benzophenone
 * 6) ICOS or Icos?
 * 7) cannibis
 * 8) Torque
 * 9) Copolovian Mischief
 * 10) A question on gravity
 * 11) Temperature
 * 12) Supersonic wind?
 * 13) Immunofluorescence
 * 14) LED light bulbs dimmable?
 * 15) so much for your precious physics!
 * 16) Gravitational Earth xray

= January 13 = Reference_desk/Archives/Science/2009 January 13


 * 1) Paternity Test
 * 2) penetration of UltraViolet A rays in flesh
 * 3) How Alternating Current Flows in elcetrical wire?
 * 4) Ground Glassware Joint sizes
 * 5) The genetic aspects of personality ?
 * 6) Medication Expiration
 * 7) STARS AT NIGHT
 * 8) Medical question
 * 9) what is the relationship between heat and information?
 * 10) can an Electric shock actually throw you across the room?

= January 14 = Reference_desk/Archives/Science/2009 January 14


 * 1) Synthesis study?
 * 2) LED lamps - how they change colors so smoothly?
 * 3) Duration of Venlafaxine withdrawal symptoms?
 * 4) number of mice in lab
 * 5) Breathing out - controlling the temperature/heat
 * 6) two sets of DNA in one person - episode of house.
 * 7) Poor performance of guerrillas
 * 8) Geography of Quebec
 * 9) M2 Browning machine gun acessory
 * 10) Bandy Ball
 * 11) USP
 * 12) Human perception of light versus sound
 * 13) Something smells fishy...
 * 14) Speed of light

= January 15 = Reference_desk/Archives/Science/2009 January 15


 * 1) Why don't mountain climbers' eyeballs freeze?
 * 2) work and momentum
 * 3) Fate of feral pigeons, feral gulls and feral starlings if humans became extinct?
 * 4) Neutron star with event horizon
 * 5) Is there a center of the universe?
 * 6) Power adapter
 * 7) No sleep
 * 8) menstrual cycles
 * 9) Meniscus Lens Ray Diagrams

= January 16 = Reference_desk/Archives/Science/2009 January 16


 * 1) Saving money by freezing water
 * 2) Stone use
 * 3) Question about waves
 * 4) solid objects behavior under stress
 * 5) fibrinogen
 * 6) fifth dimension
 * 7) unified theory
 * 8) What do economists know, really?
 * 9) Using frogs to keep milk cold
 * 10) moment of inertia
 * 11) Blood spurts
 * 12) Short tongue and snipping
 * 13) How many possible genetic variations or combinations from one couple ?
 * 14) Storage capacity of the human brain ?
 * 15) Perception of one colour being "brighter" / "darker" than another
 * 16) Organ barter
 * 17) Private health care in the US
 * 18) why does gas burn blue?

= January 17 = Reference_desk/Archives/Science/2009 January 17


 * 1) Will Uranus and Jupiter eventually lose it's rings?
 * 2) Darvocet (Propoxyphene) Overdose Dosage
 * 3) Tidal lock with the sun
 * 4) What's a good resource for algae?
 * 5) mass of photon
 * 6) Vitamin D and Tanning
 * 7) sun collapsing
 * 8) Collisions with the sun(four related questions)
 * 9) Tachycardia
 * 10) Limit of Cold

= January 18 = Reference_desk/Archives/Science/2009 January 18


 * 1) Can I buy cyanide being 16 year old
 * 2) Chest pain
 * 3) related to physics
 * 4) knowledge key
 * 5) dim flashes from a Fluorescent lamp
 * 6) pi calculation formula
 * 7) Long-term storage of lithium ion battery
 * 8) Muscle Tone and Protein Intake
 * 9) Negritos, Indigenous Australians, Pacific Islanders, and Thai people...
 * 10) A question and a few "if so..."s
 * 11) wet vs. cold
 * 12) leaded brass

= January 19 = Reference_desk/Archives/Science/2009 January 19


 * 1) What kind of audio processing is this?
 * 2) Is the areola/nipple of the breast (any breast, but a female breast I'm thinking of) a mucous membrane?
 * 3) Apparent violation of the Second law of thermodynamics at quantum level?
 * 4) MANUFACTURING PROCESS
 * 5) Fresnel drag
 * 6) Is there any solvent in the world has ph below 1.5 but without bubbles when spraying?
 * 7) tensing head/neck muscles
 * 8) stimulated emission
 * 9) Is there a chance that Mars will be swallowed up/?
 * 10) Original use of copper wire, before electric use
 * 11) Longevity of woman
 * 12) Types Of Cells Containing Nuclear Pores
 * 13) abbreviation for the word molecules that is different from mol or moles

= January 20 = Reference_desk/Archives/Science/2009 January 20


 * 1) A pore excuse for a question...
 * 2) True color image vs. false color images
 * 3) Rechargable batteries - the 'S' terminal?
 * 4) First movie projector for more than one person?
 * 5) Homo genus
 * 6) von brun's nest
 * 7) nissle's substance
 * 8) Is this a lichen or an animal colony?
 * 9) MAG 29
 * 10) Temperature of a lit cigarette
 * 11) rice in a silo exploding
 * 12) Golden Ratio
 * 13) Nutrition of a Egg whites

= January 21 = Reference_desk/Archives/Science/2009 January 21


 * 1) Surface roughness
 * 2) BATTERY
 * 3) Plastic In Bandy Balls
 * 4) penicillin test
 * 5) 747-400 seat cushion dimensions
 * 6) Depleted uranium
 * 7) Natural Polymers
 * 8) Iris Depigmentation
 * 9) Lingual Frenectomy in Adults?
 * 10) Total size of all Wikipedia articles
 * 11) Submarine motion
 * 12) steel
 * 13) concrete specimen
 * 14) Regarding sight
 * 15) Titan vs. Europa over 5-7 billion year sun

= January 22 = Reference_desk/Archives/Science/2009 January 22


 * 1) Aerated autoclaved concrete
 * 2) How to have a nightmare
 * 3) Creation of unfeasably large nuclei through the quantum zeno effect
 * 4) Effect of Sildenafil (Viagra)
 * 5) Expanding universe
 * 6) Foucault pendulum in Lost
 * 7) : in gene notation

= January 23 = Reference_desk/Archives/Science/2009 January 23


 * 1) air compressor
 * 2) how do explosions destroy things
 * 3) Viewing memories from a cat's brain?
 * 4) Do female athletes and sportswomen, especially in 'masculine' sports, have more testosterone than average women?
 * 5) Neanderthal cranial size
 * 6) spiral bevel gears
 * 7) Electronics
 * 8) microbiology
 * 9) Question about the hologram universe article in New Scientist issue 2691
 * 10) What does "space is a vacuum" mean?
 * 11) Energy stored in air, compressed by supersonic object
 * 12) Chaos Theory. Is this a croc, or what?

= January 24 = Reference_desk/Archives/Science/2009 January 24


 * 1) Non-teratogenic mutagens
 * 2) Space tube: Sucking or Blowing?
 * 3) Space/matter
 * 4) Compressible liquids
 * 5) Second moment of area
 * 6) treeful of goats??
 * 7) What kind of bacterium does this?
 * 8) Equations of motion
 * 9) Kids holding books upside down

= January 25 = Reference_desk/Archives/Science/2009 January 25


 * 1) Burying charcoal to mitigate global warming
 * 2) Rope bridges over big gaps
 * 3) Circuit schematics: are these good?
 * 4) Death by toaster?
 * 5) Choice of anticoagulant
 * 6) help
 * 7) communicating space tube
 * 8) power available from daylight
 * 9) Gluten question
 * 10) Cosmic gods
 * 11) mt st helens
 * 12) Which lightbulb?
 * 13) Identifying a street light bulb
 * 14) Water Clock Thingie Question
 * 15) Definition of Work

= January 26 = Reference_desk/Archives/Science/2009 January 26


 * 1) Air pressure or surface tension
 * 2) Catching the milk
 * 3) The car of the future!
 * 4) Einstein Field Equation
 * 5) Drake equation with infinite L
 * 6) In dogs, say a Great Dane and a Chihuahua were to breed through artificial insemination...
 * 7) Progesterone receptor A - isoform
 * 8) greatest possible scientific progress 40 years ago from single twitter?
 * 9) Displacement, s
 * 10) viscosity vs. temp
 * 11) Alternating current outlet
 * 12) Compact fluorescent light bulb hooked up backwards
 * 13) Why do octane raings vary?
 * 14) Skin temperature and freezing

= January 27 = Reference_desk/Archives/Science/2009 January 27


 * 1) Errors in casting plastics
 * 2) Spontaneous absorption of water waves
 * 3) soap
 * 4) question about HIV/AIDS
 * 5) Vines climbing around a tree
 * 6) Help on Forces
 * 7) Most stuff eaten at once and eating things whole
 * 8) Does this count as "whistling"?
 * 9) Autoclaving liquid
 * 10) osmole confusion

= January 28 = Reference_desk/Archives/Science/2009 January 28


 * 1) Can one guess the mass of a dice?
 * 2) Backwards FET operation
 * 3) intensity light
 * 4) Feed the sailors with carrots so they'll have better eyesight.
 * 5) Organ donor records
 * 6) Osmole Confusion Part II
 * 7) Wearing a coat inside making the cold outside feel colder.
 * 8) Synthesis of Benzene
 * 9) Letter to the BMJ
 * 10) Autodidact: how to prove that you learned something

= January 29 = Reference_desk/Archives/Science/2009 January 29


 * 1) Parallel Universes' Laws of Physics
 * 2) Centripetal vs. Centrifugal
 * 3) Seeing bubbles on a leaf in water
 * 4) Atomic Bombs and Radiation Burns
 * 5) Loss of memory cells
 * 6) Doctors in Médecins Sans Frontières
 * 7) About Ocean Tides
 * 8) Crystal violet staining for cell-counting
 * 9) Swollen abdomen in Kwashiorkor
 * 10) Cause of death in the ocean
 * 11) Guidance required.
 * 12) Tons to kN conversion
 * 13) NPN transistor as a switch
 * 14) Space
 * 15) Determing the thermoelectric cooler's current output when using a fan as a load
 * 16) humans ≠ able to tell time
 * 17) Earth without a moon.

= January 30 = Reference_desk/Archives/Science/2009 January 30


 * 1) Rice and Play-doh
 * 2) Digestive grinding stones
 * 3) Eosinophil
 * 4) What makes heating a house using geothermal inefficient in the US
 * 5) UFOs
 * 6) Mitochondrial DNA from sperm to zygote
 * 7) Scientific question
 * 8) Firing a pistol sideways
 * 9) Engineering Book for Children
 * 10) Quantam Mechanics, de Broglie wavelength, baseball
 * 11) My UFO Story or What did I see?
 * 12) Skywarn Spotter Training
 * 13) Atlantic hurricane tracks
 * 14) Robert Burns and gold conductor
 * 15) Islam...
 * 16) Gravity escaping black holes.
 * 17) Books on string theory

= January 31 = Reference_desk/Archives/Science/2009 January 31


 * 1) momentum object
 * 2) general theory of relativity
 * 3) electrodepostion of copper, efficiency of cathode?
 * 4) Make our brain store memory.
 * 5) Best way to pour liquid out of a cup without it dribbling down the side?
 * 6) Electric shock
 * 7) Urban legend regarding pitbulls
 * 8) i dont want JOWLS