Jump to content

Wikipedia:Reference desk/Archives/Science/October 2009

From Wikipedia, the free encyclopedia
<< Sep | Science desk | Nov >>
Welcome to the Wikipedia Science Reference Desk Archives
The page you are currently viewing is a monthly archive index. While you can leave answers for any questions shown below, please ask new questions on one of the current reference desk pages.



October 1

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 1

  1. Pauli Exclusion Principle, Electron Spin, and Magnetism
  2. Quantum paradox
  3. temp. & pressure depdendence of heat of fusion/vaporisation
  4. Homework check
  5. calculating the entropy of a substance
  6. How do electromagnetic waves propagate through a vacuum?
  7. cooling question
  8. Name of integrated foreign DNA?
  9. Moving with a cat
  10. Why are clouds so "lumpy"?

October 2

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 2

  1. cancerous lump?
  2. The rain after earthquake
  3. Would it be possible to shatter a toilet by alighting on it?
  4. Ethical guidelines for biologists?
  5. Particles from space time traveling thanks to special relativity...
  6. acidity... how it changes
  7. Human intelligence
  8. Architecture, High Ceilings (United States)
  9. Spanking a baby when it's born
  10. Glycerol Surface Tension
  11. The speed of light vs. special relativity
  12. Can't remember a term... (Biology)

October 3

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 3

  1. Is there really meaning to the speed of light?
  2. Magnetic saturation
  3. solid mechanics
  4. Speed of light between Casimir plates?
  5. Surviving a Pyroclastic Flow
  6. Visualizing magnetic fields in 3d
  7. Mobile phone charging disabling vibration function
  8. That "deer caught in headlights" reaction - what is it?
  9. Atomic cannon
  10. light
  11. about photosynthesis,
  12. Quantifying Color Blindness
  13. Why can't you treat carbon monoxide poisoning with a blood transfusion?

October 4

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 4

  1. Help with clarifying what something I've added an article is....
  2. pH
  3. Fertilisation
  4. A question for (early) gun enthusiasts
  5. grow
  6. Built in GPS Mobile Phones
  7. Calculating electrical resistance
  8. Temparature in Space
  9. Energy transformation and space-time
  10. International Space Station Experiments
  11. Sclerophyllous plant communities

October 5

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 5

  1. Symptoms of novel swine (H1N1) influenza
  2. how does........
  3. Carbon Monoxide Levels Given Off By Older Vehicles
  4. Severe Weather
  5. TLC: detecting 0.5% yield?
  6. do protonated alkaloids still taste bitter?
  7. Seeking list of mercury content of fish species
  8. If I was born on Mars...
  9. Radiation levels near nuclear reactors

October 6

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 6

  1. DNA
  2. cellular membranes
  3. Name that substance...
  4. physics circular motion
  5. Cooling towers
  6. eclipses (q moved from ents desk)
  7. h1n1 (q moved from ents desk)
  8. inventor of American sealed hard plastic cases used in late 90's & early 00's?
  9. Homunculi
  10. The amount of gearing in 3-speed bicycle Hub gear versus Derailleur gears?
  11. A few questions

October 7

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 7

  1. Hubble space telescope
  2. Simple Chem Question
  3. Honey bee identification
  4. How are Retin-A and Renova different?
  5. why isn't cholesterol soluble in acetone?
  6. Red blood cell
  7. Data for floor area ratio (FAR)?
  8. Are there any species with multiple hearts?
  9. Eating raw flour
  10. the fluorescent light tube
  11. moving in space
  12. electrolytes
  13. "Living wall" vertical planting using felt?
  14. Cooling pop

October 8

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 8

  1. Continental shift
  2. Relaxation and schizophrenia
  3. Wheel alignment
  4. Raw potato (inspired by question about cookie dough above)
  5. carpal tunnel
  6. Time Zones
  7. freezing point
  8. Carbon neutral / entirely dependent on renewable energery
  9. B-12 Deficiency

October 9

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 9

  1. Convert atmospheric greenhouse gases to flood insurance rates
  2. Why preheat the oven?
  3. Design with dimensions
  4. Shouldn't the list of artificial objects on the moon be edited?
  5. LCROSS moon impact
  6. are quantum effects the sole reason why heat capacity goes to zero at 0K?
  7. biosynthesis of creatine

October 10

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 10

  1. Inbreeding
  2. Yawning phenomenon
  3. thermodynamic resonance stabilisation
  4. ring formation
  5. h1n1
  6. Mushroom from Virginia
  7. sugar D M
  8. Nutritional value of nut
  9. Clouds over Moscow
  10. Pepsi One's one calorie
  11. Water
  12. Fastest human BPM
  13. Music levels...

October 11

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 11

  1. Does ether and methanol form an azeotrope?
  2. Electroplating Copper on Iron
  3. dc motor
  4. Crack on the Moon
  5. Voice
  6. how does double-stranded RNA work?
  7. decline in platelets
  8. paralysed from the waist down

October 12

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 12

  1. Rattlesnake Anti Venom avalibility
  2. Why is sneezing convulsive?
  3. Windmill? Wind turbine? Wind Widget?
  4. Mytoses question
  5. Silver in a plastic cutting board - antimicrobial/antibacterial or just BS?
  6. Abrasive toothpastes
  7. when is dQ different from dH?
  8. map distances and multiple crossovers
  9. blood platelets
  10. Time-matter conversion
  11. Weather
  12. Age hardening of Mild steel under water
  13. North Texas weather
  14. Urinary Tract Infections
  15. Time speed shift
  16. KC135 boom
  17. Lump on penis
  18. Time over distance...

October 13

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 13

  1. The irregular dark spots on sidewalks
  2. volume change in an isothermal process versus an adiabatic process
  3. symbols of restraint in women's fashion
  4. Physics
  5. The sexual desire of post-op transexuals
  6. What is TRAIL PCR?
  7. Medicare catheters
  8. Very large object
  9. Lake at the bottem of the Ocean
  10. exothermic reaction with iron powder

October 14

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 14

  1. H1N1 vulnerability after infection?
  2. Big Bang
  3. Antimatter fuel
  4. ko kaaf
  5. Global warming vs. record lows/snowfall
  6. Plate movement rvsals
  7. average size of a penis
  8. Which parts of the USA have a climate similar to London?

October 15

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 15

  1. Higgs Boson sabotages Large Hadron Collider.
  2. Ethanol / isoproyl alcohol
  3. quartz thermometer
  4. Cosmological Constant
  5. Proper acceleration
  6. Relativistic Energy!
  7. Crystal Field effect
  8. Energy crisis and environment
  9. Hydrogen fusion
  10. Kid in the balloon thing
  11. Tree trunks painted white

October 16

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 16

  1. Wy does refraction occur?
  2. Special relativity.
  3. nuclear reactor model
  4. black hole
  5. Does "dark gravity" exist?
  6. Chewing gum or no chewing gum on the pavement
  7. Water supply in developing countries
  8. Oxygen production in the dark?

October 17

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 17

  1. Spin quantum number
  2. Masturbation and a teen
  3. Set of 4 questions: Nanotech, astrophysics, and structural engineering related.
  4. Could Alain Robert have escaped the Twin Towers?
  5. Cold Fire
  6. How do deleaved trees breathe?
  7. How to make my doorbell ring for longer
  8. Modifying a mobile phone / cell phone to use only as a computing device.
  9. stomach pressure in vomiting

October 18

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 18

  1. Voltage drop in an extension cord
  2. Hychlorite?
  3. External Speaker Noise Problem
  4. Regulation of cholesterol in blood
  5. Seedless pepper
  6. LNB Power
  7. Erie Canal
  8. thioketone thioester?
  9. why is phenol toxic?
  10. Which population clock is better?
  11. A cat breastfeeding another adult cat?

October 19

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 19

  1. abu hureyra
  2. Ficin and adjuvants
  3. electrophilic halogenation
  4. superacids and aromatic compounds
  5. tractionsystems
  6. radioactive labelling and fatty acid synthesis
  7. Engine braking - NA vs forced induction
  8. PRECISE mechanism of HMG-CoA synthase (how in the world do you replace a methyl group with an oxygen atom?)
  9. SMART Transmitters
  10. Fainting
  11. Fusion Reactor Image..
  12. Bilingualism and Inner Monolouge
  13. Quantum mechanics free particle - follow-up question
  14. precise chemical composition of butterish products
  15. Are we getting taller
  16. Sharpless epoxidation, dihydroxylation
  17. Testicle sweat
  18. Odds of skin color and features in children of multiracial couples
  19. coffee and weight gain
  20. Hidden variable theories and T-symmetry
  21. Palladium
  22. mercury as an element
  23. DNA contains entire human genome?

October 20

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 20

  1. Vacuum Ablation
  2. largest possible Black Hole
  3. an inherently flawed workup to a Grignard synthesis?
  4. Does elevated oxygen allow adjusted respiratory rates?
  5. IFT TRANSFORMER
  6. Neutronium
  7. Featured Article - Diamond
  8. Artificial "gills" - getting oxygen from water on the fly...
  9. Michelson-Morley Experiment Simulation
  10. Gargling salt water to prevent swine flu
  11. Minimum population to restart the human race?
  12. storing freshly charged batteries
  13. Human's scent
  14. The last of its kind...
  15. Dishwashers

October 21

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 21

  1. How does the speed of light speed limit jive with physics shortly after the big bang?
  2. Blood pressures & winter jackets
  3. WWII era German HEAVY tank
  4. Coiled rope
  5. Acid attack neutralization spray?
  6. Lotions and aluminum starch
  7. Experiments
  8. Particles in Brand New Water Bottle
  9. Oil-based scum in me coffee
  10. How does resistance change on increasing the tempreture of the conductor?
  11. why isn't sodium chloride that hygroscopic
  12. CNS & PNS cell types.
  13. Shoulder problems
  14. Sunrise and sunset on a perfect sphere
  15. Stop bleeding
  16. Rabbit insertion through human cervix: Reality check

October 22

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 22

  1. free energy of a substance and temperature
  2. How can I obtain pure sulfur, mercury, lead, and antimony?
  3. streoscopy
  4. human electricty
  5. Alternate Universe?
  6. Fine-tuned Universe?
  7. Metabolism
  8. Alignment of the planets
  9. methycobolamin
  10. Cable TV distribution
  11. temperature

October 23

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 23

  1. On the source of the sound of a fart.
  2. ketoconazole/ pets
  3. Dry ice advice.
  4. Brain Fluid Behavior?
  5. cdna
  6. Change in Velocity without Acceleration
  7. electroaromatic substitution in polyaromatic rings
  8. help candles??
  9. Cosmological Constant in Newtonian Gravitation
  10. what's the WORST thing in egg whites?
  11. Apollo photo number?
  12. Maximum electron orbital speed
  13. Process Control
  14. Ford Explorer Injectore Over Fueling
  15. Rain measurements
  16. wireless LAN justification
  17. List of objects in the solar system ordered by volume

October 24

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 24

  1. Why don't cells make carbon fibers?
  2. Mercury "burn"
  3. Fixing of insect fat body tissues
  4. Cows
  5. high dc voltage and current measurement
  6. phosphate (and diphosphates) as leaving groups
  7. Swine flu vaccine
  8. Why would a portable radio's signal go out for one station?
  9. sky
  10. Humans after extended time in outer space
  11. Natural gas from the outer planets?
  12. Pterodactyls
  13. Artificial Chocolate Flavour
  14. Any chance colonoscopy can be replaced?
  15. Can you identify this bug?
  16. Air composition
  17. What is this called?
  18. Anabolism in Heterotrophs
  19. Eggs (the kind in a woman's body)
  20. hedron
  21. help
  22. stocking ground
  23. Confused about transformers.
  24. HIV and RNA

October 25

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 25

  1. Kaposi sarcoma
  2. Time machine coin strory
  3. What is this boat.
  4. lipids
  5. Mixture of gases
  6. Coffee Stain
  7. Was gentian violet ever a commonly used antiseptic in the U.S?
  8. Hippo teeth
  9. Membrane fluidity. What is it good for?
  10. mental and cognitive development
  11. Gravitys effect on radioactive decay
  12. DNA stability vs. RNA
  13. Radioactive Mercury
  14. NaBH4 versus LiAlH4

October 26

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 26

  1. Does acid hydration work with enones?
  2. short snooze hunched over, always wake up with tremendous amounts of gas in my stomach
  3. Girls born first
  4. plant viruses.
  5. Jones oxidation to COOH
  6. In theory
  7. Titan or Mars
  8. Strong interaction and distance
  9. over population control
  10. ascetic acetic acid
  11. 2,3 bond rotation in diacetyl
  12. Bacterium and damage
  13. Magnetic Resonance
  14. heat reflection of CD/DVD
  15. Eyesight in animals
  16. Winter view
  17. Years of college
  18. Manganese
  19. Human subspecies

October 27

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 27

  1. QED
  2. Special Relitivity
  3. Underdamped Harmonic Oscillator
  4. GMO hemp
  5. Tsar Bomba
  6. spin forbidden versus classically forbidden
  7. Black worms with antenna???
  8. disaster preparesdness
  9. Make up of the Brain
  10. destuctive interference
  11. Why do most humans grimace when they're straining themselves?
  12. Atherothrombotic Cerebral Infarction
  13. Triceratops And Their Frills (And Also Stegosaurus)
  14. Mad Chicken Disease?
  15. code of silence
  16. GVO pigmentation
  17. chemistry
  18. space expands faster than light
  19. What sort of medical data is stochastic?
  20. Francium in water

October 28

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 28

  1. Food safety question
  2. Voice differences between blondes and brunettes
  3. plz help fft plots
  4. Hard drive for archiving video?
  5. maximum frequency infinite or not?
  6. Maillard Reaction in Pasta Production
  7. Why ozone is over antartica?
  8. Electron configurations of rhodium and tungsten
  9. Spectroscopy
  10. Planets shrinking
  11. IR spectrum of benzophenone
  12. Are we Europeans all Jewish?
  13. Maillard reaction creates acrylamide?
  14. Icons of Evolution
  15. Saturn V versus Ares rocket: Reinventing the wheel.
  16. tiredness

October 29

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 29

  1. Effect of smokeless tobacco on dental health
  2. Human Hearing Range in Nature
  3. Counter circuit Photo-Electric Beams
  4. Raisin aversion
  5. Earth spinning
  6. How many buildings 2 story and above are there in the U.S.A.
  7. Glycogen Storage in Human Muscle Cells
  8. Ladybirds hibernating

October 30

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 30

  1. Collar-size of the woolly mammoth
  2. Knee injury test
  3. Jumping on concrete versus sand
  4. The Verity Incident
  5. If I were small enough could I observe an atom?
  6. Small populations sizes and genetic mutations
  7. Flu vs. other diseases
  8. Tramadol expiry dates

October 31

[edit]

Wikipedia:Reference_desk/Archives/Science/2009 October 31

  1. Foreign accent syndrome and stroke recovery
  2. Increasing the size of the human penis?
  3. Nifty Propulsion Device
  4. Dry friction
  5. Area dependency of friction
  6. A noise meter to measure outdoor road noise pollution in the UK?
  7. Cicely of Oxford Royal Physician
  8. Epidermal growth factor
  9. Hydrocephalus
  10. Sounds of a Teaspoon in a Mug of Milk?