Wikipedia:Reference desk/Archives/Science/February 2018

= February 1 = Reference_desk/Archives/Science/2018 February 1


 * 1) "Weak Filling Condition" - What does it mean?
 * 2) Breaking an opponents neck

= February 2 = Reference_desk/Archives/Science/2018 February 2


 * 1) Equation for Period of Orbit
 * 2) Omega 3
 * 3) nurse watches, lapel watches

= February 3 = Reference_desk/Archives/Science/2018 February 3


 * 1) Cat claws in a fight
 * 2) Concentrated Sodium cloride
 * 3) Environmental science question.

= February 4 = Reference_desk/Archives/Science/2018 February 4


 * 1) 3 butterfly species
 * 2) What's the highest voltage a closed circuit of D or 9 volt batteries in series could cause for ≥1 second?
 * 3) Does soapy water kill my silverfish?
 * 4) Is your lung capacity when you're standing greater than when you're sitting?

= February 6 = Reference_desk/Archives/Science/2018 February 6


 * 1) McKinley system of dealing with excrememnt
 * 2) Regarding soundbars & loudspeakers
 * 3) Question regarding Lake Tititcaca and former lakes in the same position with higher water levels

= February 7 = Reference_desk/Archives/Science/2018 February 7


 * 1) Follow-up on butterfly question
 * 2) Macro biology
 * 3) pivotal trials

= February 8 = Reference_desk/Archives/Science/2018 February 8


 * 1) Superliner
 * 2) Whale with an impressive name

= February 9 = Reference_desk/Archives/Science/2018 February 9


 * 1) Can genes de-evolve back to an earlier stage?
 * 2) Question regarding the reversibility of mutations.
 * 3) "Cost" of a joule

= February 10 = Reference_desk/Archives/Science/2018 February 10


 * 1) Parenteral nutrition as a supplement for athletes?
 * 2) Disinfectants that don't burn
 * 3) Cornflakes / popcorn
 * 4) Land area to feed a person?

= February 11 = Reference_desk/Archives/Science/2018 February 11


 * 1) Lemongrass oil as a chemical solvent?
 * 2) Colour of tetracyanidonickelate(II)
 * 3) What is wrong with hamsters?
 * 4) Is high prevalence of hypothyroidism caused by lack of food in our evolutionary history?

= February 12 = Reference_desk/Archives/Science/2018 February 12


 * 1) When does flu season end
 * 2) Epidemiology question
 * 3) What does it mean "Drugs of reflex action on coronary {coronal] vessels"?
 * 4) Unknown crop of Yunnan, China
 * 5) Dietary Salt

= February 13 = Reference_desk/Archives/Science/2018 February 13


 * 1) Why do pathologist always dissect bodies after death?

= February 14 = Reference_desk/Archives/Science/2018 February 14


 * 1) To ride the storm
 * 2) Calder Hall
 * 3) Celery Seed

= February 15 = Reference_desk/Archives/Science/2018 February 15


 * 1) Nature (journal) still British?
 * 2) DIY automatic fire suppression with a CO2 bottle attached to a line
 * 3) In pregnancy, women should have deacrese or increse blood pressure, physiologicaly?
 * 4) Effect on circulation, extremity in cold water
 * 5) How is blood pressure is measured in a person without extremities at all?
 * 6) Relative Density

= February 16 = Reference_desk/Archives/Science/2018 February 16


 * 1) Humidifiers
 * 2) Using a water flow sensor for a gas

= February 17 = Reference_desk/Archives/Science/2018 February 17


 * 1) "Molecules of light" -- break this stuff down for us
 * 2) Multiple shootings statistics

= February 18 = Reference_desk/Archives/Science/2018 February 18


 * 1) Chemical purification
 * 2) Is ordinary canned spray paint flexible enough to be applied on fabrics?
 * 3) Rubbing alcohol

= February 19 = Reference_desk/Archives/Science/2018 February 19


 * 1) Why Isn't There an Article on Ibrahim El-Osery

= February 20 = Reference_desk/Archives/Science/2018 February 20


 * 1) Gone today hair tomorrow
 * 2) Asking for an operator

= February 21 = Reference_desk/Archives/Science/2018 February 21


 * 1) what is the U-shaped piece of wire in the front for?
 * 2) What is a direct-view portable TV?

= February 22 = Reference_desk/Archives/Science/2018 February 22


 * 1) Missed approaches
 * 2) evolution and human Reproduction special case; specially subordination of lunar cycle

= February 23 = Reference_desk/Archives/Science/2018 February 23


 * 1) Olive oil
 * 2) Current Scientific opinion on Piaget and Kohlberg
 * 3) Is Iodised salt broken in water?
 * 4) Can someone reconcile the caldera and volcanic crater articles?
 * 5) Clinical trial paradox

= February 24 = Reference_desk/Archives/Science/2018 February 24


 * 1) Weather control to prevent cold snaps and snowstorm s
 * 2) Loss of cabin pressure

= February 25 = Reference_desk/Archives/Science/2018 February 25


 * 1) A low viscosity liquid which will harden after 20+ minute working time?
 * 2) [[Wikipedia:Reference_desk/Archives/Science/2018 February 25#Feynman_Lectures._Exercises._Exercise_19-17_.5Bhttp:.2F.2Fhtml.scribd.com.2F91cmvs8wn433jb9d.2Fimages.2F58-5ed3684e08.jpg_JPG.5D|Feynman Lectures. Exercises. Exercise 19-17 JPG]]
 * 3) How well do Tanks and other tracked vehicles coast?
 * 4) Why do humans have body hair?

= February 26 = Reference_desk/Archives/Science/2018 February 26


 * 1) Static discharge and lightning igniting fuel

= February 27 = Reference_desk/Archives/Science/2018 February 27


 * 1) Isn't the anthropic principle a tautology?
 * 2) Deflating tyres to drive over snow or sand
 * 3) Bison fur pattern

= February 28 = Reference_desk/Archives/Science/2018 February 28


 * 1) Chemical purification, part 2
 * 2) Chemical purification, part 3
 * 3) Calculating the activation energy of a redox reaction
 * 4) Why is estradiol cypionate so much more potent than estradiol valerate?