Questions in category 'General'
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When an object (A) casts a shadow and another object (B) is moved to a position about halfway between A and its shadow,
by doppler to Adam, SheilaCategory: General
Comments: (So far, one comment )
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Was the evidence for cold fusion fabricated or did Martin Fleischmann and Stanley Pons make mistakes in their
by freddie to Adam, SheilaCategory: General
Comments: (No comments so far )
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Can hiccups be dangerous?
by freddie to Adam, SheilaCategory: General
Comments: (No comments so far )
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Is there a theoretical maximum possible light intensity? Why, or why not?
by doppler to Adam, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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out of the 15 stats of matter how many can be found on earth and where can the others be found
by eevee to Adam, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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What determines the radius of a rainbow?
by freddie to Adam, Sheila, SuzieCategory: General
Comments: (No comments so far )
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How are circumzenithal arcs formed (they look like upside-down rainbows)? I actually saw one once, and I know it is to
by doppler to Adam, SheilaCategory: General
Comments: (so far, 3s comments )
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In an electromagnetic wave, are the magnetic and electric components in or out of phase? Why?
by doppler to Adam, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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Is nuclear power using beta plus decay and therefore electron-positron annihilation feasible?
by freddie to Adam, Sheila, SuzieCategory: General
Comments: (No comments so far )
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In your opinion, what is the best ethical framework to use when considering sensitive scientific issues?
I think that
by freddie to Adam, Sheila, SuzieCategory: General
Comments: (No comments so far )
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Why do electrons surround atoms in orbitals? Surely they should all be attracted to the positive nucleus.
by freddie to Adam, Sheila, SuzieCategory: General
Comments: (so far, 2s comments )
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Is the air pressure inside a bubble the same as the air pressure outside the bubble? Does it depend on the volume of
by doppler to Adam, Sheila, SuzieCategory: General
Comments: (so far, 2s comments )
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Why is there an “absolute maximum” temperature, and how did scientists work out what this is?
by doppler to Adam, Sheila, SuzieCategory: General
Comments: (No comments so far )
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Suppose, I am standing on earth’s equator and jumped vertically up to 500ft. when I arrive back on earth’s surface,
by waveicle to Adam, Sheila, SuzieCategory: General
Comments: (so far, 3s comments )
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What is information (in the context of physics)? And why must it be conserved?
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (so far, 4s comments )
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How many different species of parasitic worm are there in Britain?
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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What is the most efficient colour to paint a bus?
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (so far, 4s comments )
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A question about the mass of neutrinos: are neutrinos actually mass-less or is that just a simplification? I ask this
by rohitmkiller to Adam, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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how is dry ice made
by eevee to Adam, Sheila, SuzieCategory: General
Comments: (so far, 2s comments )
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What’s your favourite piece of mathematics?
by freddie to Adam, Sheila, SuzieCategory: General
Comments: (No comments so far )
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If you dig a hole right through the earth, and drop a ball through it, what will happen to it? ( I got asked this
by ddkcdk to Adam, Sheila, SuzieCategory: General
Comments: (so far, 7s comments )
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Given that temperature is a measure of kinetic energy and the earth is moving very quickly. How can we get temperatures
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (so far, 4s comments )
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Did Gödel’s Incompleteness Theorems have any implications to practical science?
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (so far, 2s comments )
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Is there any use for the antimatter being made at CERN? (Other than positron emission tomography)
by freddie and 1 other. to Suzie, Geoff, Adam, Rob, SheilaCategory: General
Comments: (No comments so far )
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Who first used the word human to describe us?
by simmonsy to Adam, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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How does the digital compass in an iPhone work?
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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What is entropy? Rob says that it’s not simply a measure of disorder.
by freddie to Adam, Rob, Sheila, SuzieCategory: General
Comments: (so far, 3s comments )
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What do you see as the greatest potential developments in science and technology in the next century?
by anon-8076 to Adam, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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if you see things after they happen is there a way to use this to predict the future or see the creation of the
by eevee to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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Why exactly does light slow down when it travels from a vacuum into (say) glass? I assume that gravitational forces
by doppler to Adam, Rob, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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Why does a four-man bobsleigh travel faster than a two-man? Is it the extra push at the beginning or the fact that it
by freddie to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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Does present and future exist? I ask for present because anything I see is not the instantly observed because light
by waveicle to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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why all the apes/monkeys evolve into humans
by shoaib2011 to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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Is thorium nuclear power better than uranium?
by freddie to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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I would like to be an author, but I would also love to be a forensic anthropologist or astrophysicist. If my sights
by zain97 to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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Are there currently any geophysical models/theories regarding whether one earthquake can effectively cause another to
by kraknor to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 3s comments )
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If we are all made up of empty space down to the 10^-5 degree ( thats 99.9999%!) why can we not walk straight through
by ddkcdk to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 5s comments )
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Is their any connection between oxygen density and the \’immense\’ size of creatures in the past before?
by kataphractoi12 to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 2s comments )
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what will happen if trees run out ?
by sufyantalib to RobCategory: General
Comments: (No comments so far )
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are humans still evolving or has evolution stopped?
by torres0sucks to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (So far, one comment )
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how does food get digested
by shujahat to Suzie, Sheila, Rob, Geoff, AdamCategory: General
Comments: (No comments so far )
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If salt is made up of alternating positive and negative ions, why don’t the crystals of salt in a salt shaker all
by freddie to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 11s comments )
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A lightning strike only takes a few thousandths of a second, why do you hear it as a long rumble?
by jimjam to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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is there a wy we can stop earthquakes
by shoaib2011 to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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Should you feed a gremlin after midnight
by numberfive to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (No comments so far )
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what is the meaning of life
by apples to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 5s comments )
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do you think that the earth is till expanding ?
by kataphractoi12 to Suzie, AdamCategory: General
Comments: (No comments so far )
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At CERN a beam of neutrinos is fired to a lab in Italy. How can they be so accurately fired over such a long distance?
by freddie to SuzieCategory: General
Comments: (No comments so far )
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When light goes through glass, why are photons re-emitted (from the electrons in the substance) in the same direction
by doppler to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 4s comments )
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Why is it impossible to get colder than absolute zero – is it because of Heisenberg’s uncertainty principle stating we
by doppler to Adam, Geoff, Rob, Sheila, SuzieCategory: General
Comments: (so far, 2s comments )