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Science
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After drinking red wine, I have long noticed that my tongue turns black – mostly over the central area, towards the rear. The discolouration does not occur immediately on contact with red wine, but...
Using the words
Refraction
Spectrum
And dispersion
Explain how a rainbow is formed...
Just watched an episode of the quiz show The Chase, question was, How many noble gases are there? Chaser answered 6, Bradley Walsh said it was incorrect and that there were 7. I googled it and...
How is the volume of a sphere calculated, please?
Thank you...
sorry about my previous post, don't know where that came from!! I was in and arena full of 10.000 people and wondered what the combined heating effect was
rythmn and blues
Describe how the cells and tissues of the heart work together in a coordinated fashion. In your response you should use technical terms correctly.
Changing the shape of a photon ?!? What will they think of next ? Is nothing impossible ? http:// www.bbc .co.uk/ news/uk -scotla nd-glas gow-wes t-30944 584 When I first saw the story on teletext they...
How does the entherohepatic cycle influence levels of drugs such as simvastatin in the blood?...
I recently bought a small pack of neodymium magnets (9mm x 2mm buttons), as I thought they would be useful for keeping notes on metal surfaces, and keeping trailing wires under control. However, I...
Hello all I have been set a task of calculating the weight of a solid steel cylinder and my answer seems wrong compared to others . the cylinder is 1.4 meters dia. and 12 meters long the density of...
the chemical composition of eraser white board ink
Why gravitational force is not taken into consideration, while calculating energy of an electron in an atom ?
Totally hypothetically of course. In all Sci Fi films when artificial gravity is switched off everything begins to 'float'. Why would this happen because surely there was s no force to cause the...
can x ray be produced from gases ?
The Frequency Of Fundamental Node Of An Open Organ Pipe Is Double Than For Close Pipe Of Same Length
Just coming up on the BBC now... http:// www.bbc .co.uk/ news/he alth-30 657486 http:// www.nat ure.com /nature /journa l/vaop/ ncurren t/full/ nature1 4098.ht ml Could be a genuine breakthrough, and not only...
given that the earth is approx. 4.5 billion years old why is there still molten rock under the crust? what keeps it liquid? will the core ever cool down? if it does what would be the consequences for...
one day in one section of the cosmos while minding it's own business, there was a little explosion which apparently formed all the matter in the universe. where did it come from and how long will it...
It has been a good night where big iq's wrestled with the facts and mysteries of life. Where no question or answer was an unwelcome question or answer. Where knowledge was gained, awareness spread and...