Wikipedia:Reference desk/Archives/Science/September 2010

= September 1 = Reference_desk/Archives/Science/2010 September 1


 * 1) Temperature and Chemical Equilibrium
 * 2) Map of the Celestial Sphere
 * 3) Eyesight and social development
 * 4) Massive Stars
 * 5) Bok choy
 * 6) Understanding the evolutionary process
 * 7) 99942 Apophis side effects
 * 8) stellar collision
 * 9) US penny coin composition
 * 10) QR Codes
 * 11) AIDS and stem cells
 * 12) "Expiry" Date
 * 13) Negative Terminal and Earthing
 * 14) Low frequency variation in professional music production?
 * 15) Help identifying a fish
 * 16) Need medical term
 * 17) Gunshots vs. Fireworks
 * 18) Barcodes
 * 19) Plane Crash
 * 20) Chromium(III) sulfate
 * 21) knock someone out with a blow to the head
 * 22) Dancer in the Dark

= September 2 = Reference_desk/Archives/Science/2010 September 2


 * 1) Thrust vectoring
 * 2) Shrinking helium
 * 3) Energy from pressure difference
 * 4) Falling stick
 * 5) Mathematical sequence
 * 6) Ant?
 * 7) End organ
 * 8) Where find actuarial statistics?
 * 9) lifting an average passenger train car
 * 10) Earth's Atmosphere
 * 11) Theory of Relativity and Time Travel

= September 3 = Reference_desk/Archives/Science/2010 September 3


 * 1) Xyliooligo saccharide
 * 2) What is protium hydroxide?
 * 3) Quantum mechanics
 * 4) ISOMERISM
 * 5) mass and charge
 * 6) Hurricane disruption
 * 7) Novichok agent
 * 8) What is the standard reduction potential for ascorbic acid
 * 9) chicken
 * 10) Question about being born brain dead
 * 11) How to calculate the north pole right ascension and declination of Mars
 * 12) Why can we see stars?
 * 13) Looking at Fundamentals analytically
 * 14) Blow hole flap?

= September 4 = Reference_desk/Archives/Science/2010 September 4


 * 1) Snoring = Collapsed Trachea?
 * 2) World War III and Alein invasion
 * 3) poisoned letter
 * 4) Where does the ink from whiteboards go when you erase them?
 * 5) Looking at the sun
 * 6) Electric vehicles
 * 7) Wild plant with large purple snapdragon flowers, serrated leaf edge
 * 8) Forward-sweeping wings
 * 9) radio
 * 10) raining oil
 * 11) tryn to find out what killed my mom in 1992
 * 12) Distance required to see planet Earth from space?
 * 13) Shorthand notations for nuclear decays

= September 5 = Reference_desk/Archives/Science/2010 September 5


 * 1) Is it possible for grass to ferment?
 * 2) Science (dark matter and black holes)
 * 3) Why can't I just get a local orthodontist to readjust braces installed in India?
 * 4) Carbon steel
 * 5) Quarks
 * 6) Silicone Caulk
 * 7) What kind of spider is this?
 * 8) Development of the insulin unit (copy request)
 * 9) Estimate of number of generations since origin
 * 10) Confusion regarding electricity
 * 11) Truck with a 3d picture on it - is it possible in reality ?
 * 12) protein
 * 13) Hilarious cupcakes
 * 14) van't Hoff factor problem

= September 6 = Reference_desk/Archives/Science/2010 September 6


 * 1) Skyscrapers
 * 2) MOSFET?
 * 3) Killing the pain
 * 4) Could Gene Therapy help in the removal of scars?
 * 5) Faith
 * 6) Plasma-powered cannon
 * 7) Cost of building road tunnels
 * 8) Some curious experiments

= September 7 = Reference_desk/Archives/Science/2010 September 7


 * 1) port tuning frequency
 * 2) Methane, oxygen, and the trapped Chilean miners
 * 3) Energy Conservation and the Cosmological Redshift
 * 4) Is soccer or other team sport more predictable than individual sports?
 * 5) charge
 * 6) Hafnium controversy
 * 7) Cooling the Chilean miners
 * 8) Florida winter isotherm for indoor heating
 * 9) The science of sex, and female libido
 * 10) How to make 3-methylbutyl ethanoate?
 * 11) "style"
 * 12) Rotation of the Earth...
 * 13) Springs squirting out of the ground
 * 14) Reduction of copper(II) oxide to copper(I) oxide
 * 15) Laplace pressure and bubbles
 * 16) Why don't we use human waste for fertilizer?
 * 17) lemon

= September 8 = Reference_desk/Archives/Science/2010 September 8


 * 1) Ancient bread
 * 2) Desert heat
 * 3) Atmospheric carbon scenario difference projections on math desk
 * 4) de Broglie wavelength
 * 5) Bees - five eyes
 * 6) Why do your muscles ache when you have the flu?
 * 7) Neil Armstrong tie clip
 * 8) hand
 * 9) glue
 * 10) successor representation
 * 11) Studying ice
 * 12) Bolides
 * 13) why do we laugh when someone falls?
 * 14) Arsenic cyanide
 * 15) Primary source of a wavelengths table
 * 16) yellow

= September 9 = Reference_desk/Archives/Science/2010 September 9


 * 1) Laser beam expansion rates?
 * 2) Hostage survival rates in modern times?
 * 3) Stamp protection
 * 4) Over-efficiency as a cause of extinction
 * 5) Headache + lack of exercise
 * 6) k1
 * 7) power
 * 8) Why can't we remove scars?
 * 9) Ceramic pastes with high R values
 * 10) Scientists break the speed of light
 * 11) Potassium iodate used in bread
 * 12) postman opened my door?
 * 13) Giants
 * 14) Anatomy of a brain
 * 15) Integrated theory
 * 16) Feynman Famous?
 * 17) Lumen Loss
 * 18) Asbestos: regulation and risk to neighbours in the UK
 * 19) Particle board
 * 20) How do frogs get into an isolated marsh?

= September 10 = Reference_desk/Archives/Science/2010 September 10


 * 1) Remote controlled almost self-replicating small production systems.
 * 2) pimelea linifolia......flax leafed riceflower;
 * 3) Polar night and midnight sun
 * 4) What type of Machine Gun
 * 5) Indoor heating in Florida
 * 6) Carrots
 * 7) Manganese as a free element
 * 8) PANCREATIC CANCER AND GENOMICS RESEARCH
 * 9) Wireless USBto
 * 10) muscles shaking
 * 11) Methane Toxicity
 * 12) Strength not linked to muscle size?
 * 13) tornado army  tank
 * 14) What happened to Ron Gellatley ?
 * 15) Conflicting reactions
 * 16) does Vitamin C increase or decrease the strength of the immune system?

= September 11 = Reference_desk/Archives/Science/2010 September 11


 * 1) Rainbow Falls
 * 2) Sending nuclear waste to space
 * 3) contradiction in electromagnetism
 * 4) Horseshoe Crabs
 * 5) Helium shortage
 * 6) Lonely
 * 7) Insulating magnets
 * 8) Lifting heavy weights = nerve failure
 * 9) Orbital overlap
 * 10) Applications for chemicals

= September 12 = Reference_desk/Archives/Science/2010 September 12


 * 1) Density of methane clathrate and formation thermodynamics
 * 2) TV
 * 3) Ants
 * 4) Can I get pregnant even if i had a postinor 2 tabs( within 48 - 72 hours)

= September 13 = Reference_desk/Archives/Science/2010 September 13


 * 1) Question about the flare-drop scene in Waterworld...
 * 2) Parabens in Shampoos
 * 3) What is the name of this "cognitive bias"?
 * 4) Has there ever been a human culture that did something *besides* smiling to convey what we mean by smiling?
 * 5) Why does masturbating take longer especially when I'm in a hurry to get somewhere?
 * 6) Dead stars turn into diamonds?
 * 7) Explode
 * 8) Words
 * 9) Electrical rating
 * 10) Ball bearings and turntables
 * 11) Medical question (not a request for medical advice)
 * 12) Why must we not eat or drink anything prior to a blood test?
 * 13) Honda
 * 14) Paper houses
 * 15) Why are these bees mating on the ground?
 * 16) old article

= September 14 = Reference_desk/Archives/Science/2010 September 14


 * 1) Paint
 * 2) How did the San Bruno pipe explode?
 * 3) How did geocentrists explain the Midnight sun?
 * 4) alcohol
 * 5) Would food coloring pass to urine?
 * 6) Dog limp
 * 7) Phenphedrine Pills
 * 8) Spin
 * 9) How does a geographer define "mainland"?
 * 10) Does anal sex occur between male and female animals?
 * 11) Egg without yolk
 * 12) Wood glue and aluminium foil
 * 13) Hypothetical weight loss question
 * 14) science

= September 15 = Reference_desk/Archives/Science/2010 September 15


 * 1) Lenses
 * 2) THF and bleach
 * 3) Conker Trees
 * 4) Cost vs. Abundance of elements
 * 5) Bonding with the Rocket
 * 6) Don't fuel up on days with poor air quality?
 * 7) Should you let your engine warm up on cold mornings? Why?
 * 8) frying ginger -- a reverse aldol addition?
 * 9) Did ancient Egyptians know the earth was round

= September 16 = Reference_desk/Archives/Science/2010 September 16


 * 1) Rare earth metals
 * 2) is bleach compatible with any Lewis acids?
 * 3) Organic compounds with metal ions
 * 4) are receptor tyrosine kinases related by homology or analogy?
 * 5) Valois in South America
 * 6) Multiple voltage splitting circuits
 * 7) Does the incubation period depends on the infected organ?
 * 8) "Personality disintegration"
 * 9) gutters
 * 10) Reverse topographic prominence
 * 11) Do all acids form chlorine from hypochlorites?
 * 12) vandal proof remote dwelling
 * 13) Reversed lens
 * 14) dissolve organic compounds

= September 17 = Reference_desk/Archives/Science/2010 September 17


 * 1) light slowing down in a material
 * 2) Date of a photo
 * 3) FRACTIONAL DISTILLATION.
 * 4) aids
 * 5) wireless transmission of electricity
 * 6) Sulfur oxidation state discrepancy
 * 7) why does blood smell like a spoon?
 * 8) liquid becoming solid at higher temperature?
 * 9) hydrogen peroxide, oxidants and Lewis acids
 * 10) Kitchen chemistry experiment

= September 18 = Reference_desk/Archives/Science/2010 September 18


 * 1) Symbolic suicide to end a delusional state
 * 2) Physics question
 * 3) Phonetic equipment
 * 4) Harmful to handle frogs, then release them?
 * 5) Inquire about semen and its impact on the face
 * 6) Downloading a brain to a computer (part 1)
 * 7) Downloading the brain (part 2)
 * 8) Judean date palm from 2000 year old seed
 * 9) Bzzzzt!
 * 10) How many molecules in a cubic metre of iron?
 * 11) Flash
 * 12) wood chips
 * 13) why isn't Iron(III) nitrate just as dangerous as nitric acid or iron(III) chloride?
 * 14) Inverted leaves on plant
 * 15) Viruses in food manufacture
 * 16) Thermal vest?
 * 17) Electron shells

= September 19 = Reference_desk/Archives/Science/2010 September 19


 * 1) Videogaming vs Watching TV - which is worse? any conclusive data?
 * 2) Maternal death across mammal species... do the rates vary much?
 * 3) The making of Thai fish stomach sauce
 * 4) Angular momentum of very long wavelength light
 * 5) animal maths
 * 6) science
 * 7) Elasticity
 * 8) Metal compared to ice

= September 20 = Reference_desk/Archives/Science/2010 September 20


 * 1) Update to Aug 22, 2010 question by me re "Instructions for Filtering Water in Urdu Language"
 * 2) Uses of natural rubber
 * 3) What is the proper English name of this lamp?
 * 4) Transmembrane protein
 * 5) absorbers
 * 6) Massive dose of radiation
 * 7) Aspects of scientific studies

= September 21 = Reference_desk/Archives/Science/2010 September 21


 * 1) Turtle Star
 * 2) What is AGTP?
 * 3) Physical exertion/weird taste
 * 4) Power supply for electricmotor
 * 5) LAGRANGIAN AND HAMILTONIAN'S CONCEPT FOR GETTING EQUATION OF MOTION
 * 6) Nuclear power cost
 * 7) DNA
 * 8) gold purity
 * 9) ghost light
 * 10) Direct vision/averted vision
 * 11) Liquid helium production
 * 12) Atmospheric tides of the moon
 * 13) this

= September 22 = Reference_desk/Archives/Science/2010 September 22


 * 1) Cancer
 * 2) house foundation
 * 3) Iodized salt
 * 4) transmission
 * 5) is sulfamethoxazole is short acting or intermediate acting sulfonamide
 * 6) Can giraffes cough?
 * 7) Fleischmann–Pons experiment
 * 8) Diastolic Dysfunction
 * 9) Why does it take so long to get toxicology results?
 * 10) What places endangered by global warming would make good vacation choices?
 * 11) substitution for lye water in a recipe
 * 12) Question about Einstein elevator and sensation of weight?

= September 23 = Reference_desk/Archives/Science/2010 September 23


 * 1) volatile bases
 * 2) standing waves
 * 3) In an experiment with a high-energy beam,
 * 4) Gelling time of methylcellulose
 * 5) Most common prescription drugs
 * 6) Anything left to discover after electricity?
 * 7) Percentage of deaths from infectious diseases in New York
 * 8) Oripavin structure: wrong?
 * 9) Right/Left Placement of Gas Tanks on Cars
 * 10) latex primer
 * 11) Basic magnetism question

= September 24 = Reference_desk/Archives/Science/2010 September 24


 * 1) How do autotransformers step up?
 * 2) Worst case for Nuclear Waste
 * 3) Bird
 * 4) Unknown White Powder
 * 5) Melting point of water, hydrogen and Oxygen
 * 6) Brown coating(?) that has ruined aluminum parts
 * 7) Aluminum pans in the dishwasher
 * 8) What disease would cause someone not to be able to eat corn?
 * 9) movement of a charged particle in an oppositely charged cloud
 * 10) Washing powders that produce fake dirt
 * 11) pupil dilation
 * 12) How does this work? "low intensity pulsed ultra sound equipment has regrown dentin, pulp, gum, and density of mandible and maxilla bone"

= September 25 = Reference_desk/Archives/Science/2010 September 25


 * 1) Yellow jacket wasp, death of nest in winter
 * 2) Angular nodes and nodal planes
 * 3) Fire in Zero Gravity
 * 4) I want to increase the melting point of Butter.
 * 5) Sauces with cornflour or wheat flour
 * 6) Can you make water from Hydrogen & Oxygen?
 * 7) Relativity
 * 8) Bleach and detergent
 * 9) Dehydrated water

= September 26 = Reference_desk/Archives/Science/2010 September 26


 * 1) dihydroxy dimethylol ethylene urea
 * 2) Ford Escape Securilock keys
 * 3) Shelf life *after opening* Baileys Irish Cream?
 * 4) Radioactive isotope of iron
 * 5) Could ancient Egyptians see or not see the three "aligned" volcano peaks of Mars?
 * 6) Timber recovered from an archaeological excavation
 * 7) Distance that aliens could detect earth with our level of technology
 * 8) is this star fruit? what is it?
 * 9) motion of rocket.
 * 10) Gold is the most electronegative of all the transition metals -- why isn't it a valuable organic catalyst like Pt or Pd or Rh or Os is?
 * 11) Yellow copper compound
 * 12) is CuCl soluble in neutral salty water?
 * 13) Vehicle damage from hitting a pedestrian?

= September 27 = Reference_desk/Archives/Science/2010 September 27


 * 1) Psychologically why is destroying things so much fun?
 * 2) Light from just after the Big Bang. Why is it reaching us now, since the matter from which earth was created also began with the Big Bang? Light travels much faster than matter.
 * 3) UK Fuel Sources
 * 4) Why do Paper Clips work better than Copper wire in an electrical stimulation experiment?
 * 5) synchronized reflected vacuum energy waves fluctuations as the origin of Gravity: a case study: the black hole: a suggested mechanism of how gravity interacts with light waves, electromagnetic waves
 * 6) Electro-conductive body paint?
 * 7) Paramecium, communication, electromagnetic signals
 * 8) Burning alcohol without a flame

= September 28 = Reference_desk/Archives/Science/2010 September 28


 * 1) Through-glass photography
 * 2) Earth's surface
 * 3) OOB/Armaments question - NATO choppers and recent airstrikes into Pakistan
 * 4) Cigarettes
 * 5) How proteins really work
 * 6) Dichlorocarbenes and water
 * 7) Microfin
 * 8) slow combustion
 * 9) Operators in QM
 * 10) Crackle or hiss from radio
 * 11) Why does the M16 have a higher muzzle velocity?
 * 12) Acceleration of  rocket
 * 13) Does science yet have an explanation for how bees can fly?
 * 14) Why are muscle cells multinucleated

= September 29 = Reference_desk/Archives/Science/2010 September 29


 * 1) A system of two electrons
 * 2) Polyamidoamine epichlorohydrin
 * 3) Physics: charges
 * 4) Why the "standard" in "standard gravitational parameter"?
 * 5) Peas and potatoes without fertiliser?
 * 6) Touchscreens and finger damage
 * 7) Ferric nitrate pictures
 * 8) peppers and blood
 * 9) Oxidation of pyrogallol
 * 10) Oscar question
 * 11) Bra-kets
 * 12) Smell Illusion
 * 13) Animal memory

= September 30 = Reference_desk/Archives/Science/2010 September 30


 * 1) DNA
 * 2) Life 2.0?
 * 3) Helium balloon deflation vs air balloons
 * 4) When is an intron not an intron?
 * 5) What is a atom?
 * 6) Can you die by choking on an ice-cube?
 * 7) Sugar and bleach
 * 8) fiberglass
 * 9) Need guidance In the following - Physics