Get dry ice in the Seattle area at QFC supermarkets. It's about $1.00 per pound, in the seafood section. Bring a styrofoam cooler. Otherwise check your yellow pages under Dry Ice, or phone vario...
Get dry ice in the Seattle area at QFC supermarkets. It's about $1.00 per pound, in the seafood section. Bring a styrofoam cooler. Otherwise check your yellow pages under Dry Ice, or phone various supermarkets.
Dry ice creates water-fog droplets which become trapped in the viscous thin "boundary layer" of air above a dark water surface. LOOKS COOL! Long ago at the U. of Rochester we had nerd parties with the SF society, D&D gamers, etc. I'd supply a block of dry ice as one major piece of entertainment. (Makes big booms when, ahem, misused.) Finally I built some official equipment: painting a cookie sheet black. Years later I used this phenomenon to demonstrate the gas clouds around rotating comet nuclei. Also see a weird electrostatic effect:
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looks like everything has electromagnetic nature in it. this thing looks like a miniature of a galaxy. obviously gravity has nothing to do with making it look that way. no dark matter theory needed. it's all electromagnetic
Wonderful, I like it. The phenomena of rotating ice chips that do not sink is due to gas around the ice chips, true. However, the question is "why is that so?" It is so because, in addition to the gas the water tension helps support the ice chip. The water's surface tension is viscous, rather that inertial, allowing the lighter gas to support the ice chip. I think. Signed, David Justian. My theory of viscosity is at "David Justian" on YouTube.
the reason why they move that way is because on nanoscale all interactions that are happening whether u talk about "water tension" and "jets of dry ice" are electromagnetic in nature. Charged particles always have rotational spin. Same thing goes to any kind of vortexes
you do realize that gravity, even from an object as small as a tennis ball with the same mass, pulls the earth towards it with the same amount of force that the earth pulls the ball... think a little about newtonian laws.
also it is not gravity here, but the jets pushing water away, and in order to balance the concentration gradient the other pieces of ice are dragged towards it... I.... THINK... (i may be totally wrong: i am 16, you know... still in school for another 2 years XD)
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When the surface is large and the mass of the chip is small, the gas buoyancy wins over the weight.
but none the less it is gravity ,you have to agree
also it is not gravity here, but the jets pushing water away, and in order to balance the concentration gradient the other pieces of ice are dragged towards it... I.... THINK... (i may be totally wrong: i am 16, you know... still in school for another 2 years XD)
LMAO