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Science & Mathematics - 1 January 2007

[Selected]: All categories Science & Mathematics

Agriculture · Alternative · Astronomy & Space · Biology · Botany · Chemistry · Earth Sciences & Geology · Engineering · Geography · Mathematics · Medicine · Other - Science · Physics · Weather · Zoology

2007-01-01 22:25:30 · 5 answers · asked by chandan27_sachin 1 in Biology

In the movie, The Day After Tomorrow, there were a lot of storms happening and one of the really bad storms was snow. Is the movie supposed to show the effects of global warming (maybe in an exaggerated way?) because I noticed this winter is warm and there is absolutely no snow at all and I was also wondering if no snow in the eastern coast of the USA and maybe other parts of the world is the result of global warming.

2007-01-01 22:24:35 · 6 answers · asked by Anonymous in Weather

you are actually looking back in time...someone explain this to me where my brain can process it. I know it takes light millions of years to reach us, traveling over so many miles, but i just cant grasp the thought.

2007-01-01 22:23:09 · 9 answers · asked by INFINITE CONSCIOUSNESS 5 in Astronomy & Space

2007-01-01 22:21:24 · 10 answers · asked by badboy 1 in Earth Sciences & Geology

2007-01-01 22:21:07 · 5 answers · asked by Anonymous in Weather

Do you belive there is other life in this universe??? What makes you think that???

2007-01-01 22:12:55 · 5 answers · asked by Mandy :) 4 in Astronomy & Space

what happened to the z-axis?

2007-01-01 22:12:08 · 2 answers · asked by Anonymous in Physics

Calculate dy/dx of Ln(x+y)=e^y/x Please show me how to figure this out! i been on this question for days!! thanks everyone ;-)

2007-01-01 22:05:50 · 2 answers · asked by math55 1 in Mathematics

I would use this phenomenon to make a water motor but I dont know how.Anybody did it allready?

2007-01-01 22:05:10 · 4 answers · asked by nicolae m 1 in Physics

2007-01-01 22:04:14 · 14 answers · asked by Anonymous in Other - Science

I got 3-y^3/1+xy^2. is this correct?

2007-01-01 22:03:07 · 3 answers · asked by math55 1 in Mathematics

A says to B. If you give me Rs.5, I will have sum equal to you. B replies, if you give me Rs.5, I will have sum equal to 5 times your mney. Find the sum with each of them

2007-01-01 21:59:13 · 5 answers · asked by Allie 1 in Mathematics

2007-01-01 21:56:59 · 12 answers · asked by secret_diary_girl 1 in Biology

started flashing

there was no pylons, no storms, and no thunder

they lit up the whole of my camping site but for only 1 min or so. I want to know what it was.
can anyone help

2007-01-01 21:42:16 · 17 answers · asked by Anonymous in Weather

If a person guessed a one-sided die correct ten times, then four different colored marbles correct ten times, and then a two-sided coin correct ten times, what would be the mathematical probability of that person being correct consecutively? This is a total of thirty correct consecutive guesses. Please show your work.

2007-01-01 21:41:08 · 1 answers · asked by Anonymous in Mathematics

I have a sum where the sum limits have changed, and i can't figure out why. It is

N
∑(N!/(k-1)!(N-k)!)*((λ/N)^k)*((1- λ/N)^N-k
K=1
Is the same as
N-1
∑(N!/(u!)(N-u-1)!)*((λ/N)^u+1)*((1- λ/N)^N-u-1
u=0
where u=k-1

I don't understand why the limit on the second sum changes from N to N-1.

2007-01-01 21:39:32 · 6 answers · asked by Mathboy 1 in Mathematics

2007-01-01 21:39:15 · 10 answers · asked by interesting news 1 in Zoology

about mechanical enginering application in robot

2007-01-01 21:37:56 · 2 answers · asked by rambrand 1 in Engineering

Find the Values of a and b so that x^4 +x^3 + 8x^2 +ax + b is divisible by x^2 + 1

2007-01-01 21:34:49 · 7 answers · asked by Allie 1 in Mathematics

Hehehe! Just wondering...

2007-01-01 21:33:13 · 13 answers · asked by Anonymous in Astronomy & Space

what is the difference of the phi sign used for 180 degrees & for 22/7 . is it the same? please explain?

2007-01-01 21:32:24 · 5 answers · asked by Anonymous in Mathematics

it is a famous city in south india and it has a fort.
it is near to mysore.it has a thick density of traffic as well as population.

2007-01-01 21:28:44 · 19 answers · asked by nithin m 1 in Geography

List them with some details with what they entail

2007-01-01 21:26:36 · 3 answers · asked by Akinbiyi B 1 in Engineering

for every action there is a reaction. But the action itself was a reaction. I dont know how the universe began, but that defined it all. This is why, maybe a thousand years in the future, we will have a computer that analyzes every single movement of every single atom fast enough to predict infinetly into the future. Agree or disagree?

Please no superscientist talk. I'm only 12, I want to understand you.

2007-01-01 21:25:20 · 9 answers · asked by imnottellingmyname 2 in Physics

such device can convert noise from factories, stock markets, railways, airports etc.. into useful energy. is that a feasible idea??

2007-01-01 21:23:53 · 5 answers · asked by asker 1 in Engineering

There are different kinds and sizes of mammels in the world. Can any body tell which is the smallest one and its average size and where can we find them

2007-01-01 21:19:46 · 7 answers · asked by horizon 3 in Zoology

Last night (news years day, about 5:30pm) my girlfriend and I were driving home, on a long and lonesome road, when out of no where a flash and an amazing bright white light from the treetops. I witnessed it appear from a circle of white light that immediately completely engulfed our surroundings in a white light - but only for a split second, and then blackness.

we want to know more about what it may have been, as it was a white light, was it lightning? there was no thunder, and no more lightning followed. no flames of burning trees. just darkness.

if it was an electrical pylon and not lightning, would it have been more blue or purple?

about a 1 mile on, we then drove into a very heavy rain storm, which only lasted for about 2 miles.

i don't think we were abducted...

2007-01-01 21:15:53 · 19 answers · asked by Anonymous in Weather

2007-01-01 21:14:24 · 2 answers · asked by Joseph K 1 in Geography

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