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Science & Mathematics - 23 October 2006

[Selected]: All categories Science & Mathematics

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

...and what do they call it in Paris?

2006-10-23 23:59:48 · 8 answers · asked by Alan C 1 in Medicine

For example, if I have minus 2 apples (which means I have no apples) in one hand, and another minus 2 apples in the other hand, how come I suddenly end up with 4 actual apples??

2006-10-23 23:56:16 · 22 answers · asked by Anonymous in Mathematics

The modern broad band seismograph machines are recording three graphs for east, west and for north south and the third one for up and down motions. Is it recording the amount of ground shaking or it is recording the acceleration of ground. What is required for calculation of Richter scale? The amount of shaking and distance of epicenter or the acceleration.

2006-10-23 23:41:52 · 2 answers · asked by A.Ganapathy India 7 in Earth Sciences & Geology

Just like light and warmth was the external stimulus for the 1st living creatures to develope sight, what external stimuli was the stimulus to evolve hearing? Especially if a creature did not know that there was something to be heard. WHat was the stimulus for smell?

2006-10-23 23:33:33 · 4 answers · asked by atl1guy 1 in Biology

give an equation for a regular pentagon, whichever coordinate system u like:

2006-10-23 23:32:00 · 1 answers · asked by tsunamijon 4 in Mathematics

i need the load for corrrugated sheets/asbestos roof/metal sheet roofceiling weight for plywood and timber/hardiflex and metal frames;windward-side wind pressure and leeward-side wind pressure in General SantosCity;and wind pressure formula.These are all based on the 2001 Natonal Structural code of the Philippines.

2006-10-23 23:28:26 · 2 answers · asked by jaz 1 in Engineering

2006-10-23 23:28:00 · 16 answers · asked by colin s 1 in Weather

Ok, I know it might sound like a joke question, but I really do need to know. If anyone knows the scientific reason for the colour of a lemon's skin, PLEASE let me know. Thanks.

2006-10-23 23:27:00 · 3 answers · asked by tazzyspamazzy 2 in Botany

when the human insulin gene is inserted into the plasmid, a gene for a antibiotic resistance is also inserted? why is this done?

2006-10-23 23:15:58 · 4 answers · asked by Anonymous in Biology

If Interest, calculated monthly is charged @ 11% p.a. on the remaining debt. calculate the monthly repayment if the first repayment is to be made one month after the loan is granted

2006-10-23 23:15:44 · 2 answers · asked by tomzy 2 in Mathematics

Are mushrooms animals or fungus's. I thought they were a fungus but my freind tells me that they are nocturnal animals. Please help because if there animals I'm gonna FREAK OUT !

2006-10-23 23:12:17 · 41 answers · asked by offmihead 2 in Biology

In fact, why do some planets revolve faster than others? How did they start revolving, and why doesn't our moon revolve?

2006-10-23 23:06:09 · 10 answers · asked by sdunk23 1 in Astronomy & Space

2006-10-23 23:03:26 · 2 answers · asked by Ravi V 1 in Engineering

feeling of tremor in whole body

2006-10-23 22:45:03 · 7 answers · asked by shaikhjaindo2006 1 in Medicine

I'm getting my information from Assignment Discovery on the Discovery Channel on Monday at 5 in the morning, but they didn't say definitively and didn't say if this sound weapon could be used defensively to thwart killer whale attacks to defend itself. Could it? Their prey is squid, a lot different from a kiler whales body. Just curious. What do you know about a sound weapon by sperm whales?

2006-10-23 22:37:10 · 2 answers · asked by Professor Armitage 7 in Zoology

what are the uses.What is the recent development in it.What are the works carried out recently.

2006-10-23 22:22:03 · 1 answers · asked by shekhar 1 in Engineering

2006-10-23 22:20:46 · 13 answers · asked by Anonymous in Biology

Aim: How do external factors such as climate, predators, competitors or access to food affect that live in a pond habitat.

Hypothesis: There will be small fish because it is easier for them to find their food.

Materials:
•Net
•Pond
•Animals

Method:
a)Put the net in the pond and get it out again.
b)Check if you caught any fish or fish food.
c)Record your observations.
d)Repeat steps a-c 5 times.
e)Record your information in a data table.
f)Look in the pond 5 times for fish and fish food.
g)Record your information in the same data table, in which you had to record your observations of the scoops.

Results:
The 1st time we put the net in and out of the pond, we only caught 3 tiny fish. The 2nd time we caught tadpoles. The 3rd and 4th time we caught seaweed and sea algae. On the 5th time we only caught dirt.
For the visual examination the 1stand 4th time we saw many fish. For the 2nd and 3rd time we saw lots and lots of algae. We saw lots of seaweed on all looks.

2006-10-23 22:16:00 · 2 answers · asked by Lover 2 in Other - Science

Medicine has always my dream but i dont know if i have a chance because im not the typical medschool applicant..med school students always seem so "perfect"..they have excellent academic records, play like 10 sports, do volunteer work, have 100's of awards and prizes and scholarships.
but me even though i have a lot of potential ive made some bad decisions, ive been on antidepressants from 14 yrs until recently, i ended up in hospital after taking all my pills at once, i was a cutter, my mom is mentally ill and abusive physically and verbally, my dad is an alcoholic, ive always been promiscous from a young age, meeting random married men off the net when i was 15.. im very ashamed of some of things ive done, i left highschool at 16, since then ive made an effort to forget everything and change my life, im so much better now, went back to school, passed my exams, came at the top of my class, got a scholarship for college, but it doesnt matter i dont feel "good enough" to be a doctor

2006-10-23 22:14:55 · 15 answers · asked by missknowitall 1 in Medicine

2006-10-23 22:13:58 · 11 answers · asked by jubliekrimlin 2 in Biology

I have got a set of questions which I asked lots of people and now i need to calculate the averages for each answer. Each question had a scoring system 1-6, with 1 beeing poor, and 6 being excellent. The way I have tryed working this out is by taking the point from each question- adding that up, and then dividing the total by 6. However i am coming up with answers like 17.3 etc. I need to calculate so that my answer is between 1 and 6.
Many thanks for your help!

2006-10-23 22:13:51 · 17 answers · asked by JD 2 in Mathematics

i have a small CI engine,1.5cc run by petrol.i need to use it to run a mini plane.i am not sure what chemical is to be added to petrol to bring down its ignition point so that it gets ignited by compression ignition in the engine.please help. thanx

2006-10-23 22:12:53 · 2 answers · asked by pratimtalukdar 1 in Engineering

if the first repayment is made one year after the mortage is taken out find the number of years it takes for the motgage to be repaid

2006-10-23 22:08:52 · 3 answers · asked by tomzy 2 in Mathematics

If there was no persecution of pagans by the church, as claimed by The Da Vinci Code, why did so many people confess to being involved in witchcraft?

2006-10-23 22:04:12 · 7 answers · asked by dec g 3 in Other - Science

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