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Science & Mathematics - 13 August 2006

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

2006-08-13 02:36:22 · 6 answers · asked by angelicsoul 2 in Chemistry

I saw a programme that basically explained to me that terraforming Mars (giving it a breatheable atmosphere) was impossible because very basically the planet is DEAD. The core of the planet is gone COLD and so is not like earth's anymore. The inner hot core is important as it generates the electro magnetic feild hundreds and thousands of miles around the earth which is vital for maintaining an atmosphere.

I may be confusing different topics here but it seems to me that its impossible to terraform Mars because it has gone cold and the core has burnt out.

What do you think?

2006-08-13 02:30:58 · 15 answers · asked by wave 5 in Astronomy & Space

2006-08-13 02:13:24 · 11 answers · asked by goring 6 in Physics

2006-08-13 02:10:03 · 5 answers · asked by goring 6 in Physics

I need to find a pump that can pump 6 liters of air a minute, but isn't to expensive. It's best if it is battery powered too.

2006-08-13 02:09:38 · 4 answers · asked by metaphysics1221 2 in Engineering

I am doing Electrical Engineering. My viva is on day after tomorrow about cables and something else too. I will ask more questions also.

2006-08-13 02:04:38 · 4 answers · asked by Anonymous in Engineering

2006-08-13 02:04:23 · 13 answers · asked by saloni a 1 in Astronomy & Space

Last night 11:30pm til 12:00am saw some strange lights, dancing from one direction to another, in the northern horizon. It's some sort of a foggy somewhat circular white thing. There were no stars at that time.

Does anyone saw what I saw? (for where're under the same sky)

GOD BLESS!

2006-08-13 02:01:57 · 13 answers · asked by Anonymous in Astronomy & Space

I fail to understand how sharks can smell something hundreds of feet away. How does smell travel through water?

2006-08-13 01:56:53 · 10 answers · asked by xenon 6 in Zoology

Just curious.

2006-08-13 01:56:28 · 19 answers · asked by vzhnri 3 in Zoology

1) it grows and develops
2)it is organizad since it has cells
3)thay can adapt to their surroundings
4)it reproduces

See, I know it can't be neither 2 nor 4.
What characterisitic is more suitable?

2006-08-13 01:53:00 · 5 answers · asked by Anonymous in Biology

In n-butane,n-pentane,n-hexane ,why "n" is used?

2006-08-13 01:50:44 · 4 answers · asked by star123 2 in Chemistry

2006-08-13 01:49:53 · 46 answers · asked by Anonymous in Mathematics

2006-08-13 01:45:35 · 7 answers · asked by josramco 2 in Biology

Could you get links to different websites for this particular question?You can give in your input as well.

2006-08-13 01:43:19 · 7 answers · asked by singler 3 in Earth Sciences & Geology

1) Prove that no integer in the sequence 11, 111, 1111, 11111... is a perfect square.
2) If n is an odd integer, show that n^4 +4n^2 +11 is of the form 16k.
3) By using the division alogirthm, show
(i) if a and b are odd integers, then 8|(a^2-b^2)
(ii)if p>3 is a prime, then 24|(p^2-1)
(iii) for n>1, prove that n(n+1)(2n+1)/6 is an integer.
4) Find the largest integer n such that n is a divisor of a^5-a for all integers a.

2006-08-13 01:38:17 · 5 answers · asked by edwinvandesar 1 in Mathematics

it is for raising leeches . add it in the water to keep leeches in there . how can make it ?

2006-08-13 01:37:58 · 1 answers · asked by hamed_m208 1 in Biology

will 7 such gardens produce. these are word problems.

2006-08-13 01:33:37 · 29 answers · asked by Shikhar J 1 in Mathematics

meaning when will living things as we know be exterminated ?

2006-08-13 01:29:41 · 8 answers · asked by toni k 1 in Earth Sciences & Geology

2006-08-13 01:29:34 · 34 answers · asked by Musa Q 1 in Other - Science

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