Wikipedia:Reference desk/Archives/Science/May 2020

= May 1 = Reference_desk/Archives/Science/2020 May 1


 * 1) Human psychology during pandemics
 * 2) Source of names for 4 mild human coronaviruses?
 * 3) Does pure ammonia expand when it freezes like water does?
 * 4) How are inorganic archaeological artifacts dated?

= May 2 = Reference_desk/Archives/Science/2020 May 2


 * 1) Is there a minimum practical size (thermochemically)  for a blast furnace?
 * 2) Maths question on pandemic graphs
 * 3) Difference in assumptions in mathematical pandemic modelling?

= May 3 = Reference_desk/Archives/Science/2020 May 3


 * 1) How close can you be to a fighter jet passing you at mach 1 without sustaining injuries?
 * 2) DSLR

= May 4 = Reference_desk/Archives/Science/2020 May 4


 * 1) Palladium pentafluoride

= May 5 = Reference_desk/Archives/Science/2020 May 5


 * 1) Making use of earth gravitational model
 * 2) Spirals and Einsteins equations

= May 6 = Reference_desk/Archives/Science/2020 May 6


 * 1) Naegleriasis
 * 2) What are "ferrallitic" and "fersiallitic" soils?
 * 3) Inductors/transformers and flyback converters
 * 4) Voice amplification in a half mask respirator
 * 5) Nebula density

= May 7 = Reference_desk/Archives/Science/2020 May 7


 * 1) Why is there a "do not freeze" instruction on baking dough products?
 * 2) Starlink launch/visibility
 * 3) Custom Coronavirus Graphs
 * 4) Wrong explanation and opposite effect for the tides
 * 5) Nuclear fusion chain reaction
 * 6) Annoyed Superman question...
 * 7) Is there a graph about the possibility of life at different masses of the up and down quarks?

= May 8 = Reference_desk/Archives/Science/2020 May 8


 * 1) quantum resonance redirect to "Resonance (particle physics)" wp article?
 * 2) Qualitative research sampling methodology - sample size

= May 9 = Reference_desk/Archives/Science/2020 May 9


 * 1) Removal of lice through vacuum cleaner
 * 2) Health effects of drinking diet coke

= May 10 = Reference_desk/Archives/Science/2020 May 10


 * 1) Patent number for nerf darts
 * 2) Two questions about dietary potassium

= May 11 = Reference_desk/Archives/Science/2020 May 11


 * 1) Hatchlings of olive ridley turtles
 * 2) Sulfuric acid

= May 12 = Reference_desk/Archives/Science/2020 May 12


 * 1) Is body odor Nature's way to enforce social distancing?
 * 2) False color images in astronomy

= May 13 = Reference_desk/Archives/Science/2020 May 13


 * 1) Oxygen masks on planes

= May 14 = Reference_desk/Archives/Science/2020 May 14


 * 1) How many SARS 2 "organisms" are in someone when they die? What is their mass and density?
 * 2) What are the biggest living organisms that are without a nervous system?
 * 3) Immortality Research
 * 4) Can a person who had coronary artery disease and a heart attack in their early 50s (and survived) live into their 80s and beyond?

= May 15 = Reference_desk/Archives/Science/2020 May 15


 * 1) RF constant transmission

= May 16 = Reference_desk/Archives/Science/2020 May 16


 * 1) Why does viral load matter?

= May 17 = Reference_desk/Archives/Science/2020 May 17


 * 1) neutrino speeds and the speed of hypothetical axion
 * 2) vaccine research
 * 3) North Magnetic Pole rapidly shifting
 * 4) Pleurisy and dancing

= May 18 = Reference_desk/Archives/Science/2020 May 18


 * 1) Neopentane
 * 2) mask that only covers mouth, how effective for preventing spreading it to others? How effective as a protection for oneself?

= May 19 = Reference_desk/Archives/Science/2020 May 19


 * 1) Trevelyan's char

= May 20 = Reference_desk/Archives/Science/2020 May 20


 * 1) CoViD-19 deaths per capita, China vs. some western countries, why difference?
 * 2) Transformer winding voltage ratio, and the input frequency

= May 21 = Reference_desk/Archives/Science/2020 May 21


 * 1) Is e= MC square really useless equation?

= May 22 = Reference_desk/Archives/Science/2020 May 22


 * 1) Digestion
 * 2) How fast are quantum computers when compare to supercomputers?

= May 23 = Reference_desk/Archives/Science/2020 May 23


 * 1) Salts for hygrometer checking and calibration
 * 2) Plant

= May 24 = Reference_desk/Archives/Science/2020 May 24


 * 1) Electroplating bare copper soldering iron tips with nickel and then maybe with iron?
 * 2) What does it mean when N,N- comes before a chemical's name, such as in N,N-Dimethyltryptamine?

= May 25 = Reference_desk/Archives/Science/2020 May 25


 * 1) What is the "major splice donor" and how is it different from the Retroviral Psi packaging element?

= May 26 = Reference_desk/Archives/Science/2020 May 26


 * 1) Why Large Synoptic Survey telescope launching for mapping milky way galaxy?
 * 2) How far can a spider descend hanging from its silk on a windless day?
 * 3) What would a camera show at this specific situation related to speed of light?

= May 27 = Reference_desk/Archives/Science/2020 May 27


 * 1) Effect of very high redshift on neutrino velocity
 * 2) Why do flies make so much noise during sex?
 * 3) Wheelchairs and steps

= May 28 = Reference_desk/Archives/Science/2020 May 28


 * 1) Complex compounds
 * 2) Mechanics

= May 29 = Reference_desk/Archives/Science/2020 May 29


 * 1) Looking for a source for Cotyledon tomentosa synonym

= May 30 = Reference_desk/Archives/Science/2020 May 30


 * 1) What if Rocket launch speed is very slow and constant?
 * 2) Which first scientist declared space has Weightlessness?

= May 31 = Reference_desk/Archives/Science/2020 May 31


 * 1) Question about coordination compounds
 * 2) Perpetuum Mobile
 * 3) Outsourcing of engineering systems integration.
 * 4) Polyunsaturated fat degradation speed