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Science & Mathematics - 30 June 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

It is to the west of North America and the western hemisphere. Why don't they call it the "far west"?

2007-06-30 08:34:14 · 7 answers · asked by Anonymous in Geography

2007-06-30 08:34:06 · 7 answers · asked by Anonymous in Mathematics

I mean chuck as in "throw"

2007-06-30 08:33:58 · 8 answers · asked by ツSpeckles 2 in Zoology

2007-06-30 08:32:13 · 3 answers · asked by Anonymous in Physics

I'm told the Soviet Union used hydroproxide torpedos, or they used the hydroproxide like a fuel soucre with its chemical reaction. Well I'm interested in learning more about(everything about) the engine systems they used, or how they had it set up, i wanna know any-and everything there is to know about it, I'd like to know the ratios they used, I'm told it was 8oz. of water mixed with 1 drop of proxide to make the desired chemical reaction. please any and every single bit of info history, specs(really), and anything thanks abunch!
I'm not using it to make torpedos, REALLY. figured i'd clear that up.

2007-06-30 08:31:02 · 1 answers · asked by Anonymous in Engineering

would getting shocked with 6 Volts DC hurt or is it too weak to feel?

2007-06-30 08:25:16 · 3 answers · asked by Mark H 1 in Engineering

When there are festivals or events there always seem to be balloons given out. Well i was at an event the other day and there were balloons being given out. A few times i saw balloons flying away in the sky. What happens to them eventually? Do they lose air, and begin to fall, do they get stuck in airplane parts, do they eventually deteriorate, or do they just keep flying away into outter space?

2007-06-30 08:23:25 · 3 answers · asked by philly_mami06 1 in Physics

this is the problem..

(x^2y)(xy^2)
would the answer be x^3y^3?

2007-06-30 08:20:59 · 6 answers · asked by Pradeep k 2 in Mathematics

...basically the question above..=)

2007-06-30 08:20:42 · 8 answers · asked by Anonymous in Biology

Hi,
I have been searching on net for some time on some good resources, which will give me some basis info on how a house is built,what grounds the house, what holds the ceiling etc. More appropriately videos, images etc, which give step by step construction procedure. Any pointers would be greatly appreciated.
Thanks

2007-06-30 08:16:17 · 2 answers · asked by learner 1 in Engineering

This is the problem: 12x^2 + 11x + -15=0. My teacher said to solve it by factoring. I've tried everything! PLease help me!

2007-06-30 08:13:01 · 11 answers · asked by Anonymous in Mathematics

To the nearest billion? 0.1 billion? 0.01 billion?

There are censuses and estimations of course, but they can't possibly count everyone.

What about people who live in undiscovered tribes?

What about people in very rarely visited nearly pristine tribes? Do they send someone out to bother them for the first time in years just to check how many there are?

Do estimations include take this into account or not?

There can't be too many of them, all the people living in 3000 B.C. for example was ~0.1 billion, and that was when many had already found farming.

What happens when there is a war or drought like the Rwandan genocide, they can't keep track of how many people die.

What about illegal immigrants, the homeless, the really poor, people without a permanent place of living, people who are less likely to be counted in a census.

Does the world pop estimate include them?

2007-06-30 08:10:19 · 5 answers · asked by anonymous 4 in Astronomy & Space

this is the problem..

(2ab)^2/(3x^3)^3

would the answer be 4a^2b^2/9x^5

2007-06-30 08:05:04 · 8 answers · asked by Pradeep k 2 in Mathematics

2007-06-30 07:57:16 · 4 answers · asked by Anonymous in Mathematics

I read the book tried to do the problems looked online and i still dont get it

2007-06-30 07:48:15 · 8 answers · asked by raleighzia 1 in Mathematics

2007-06-30 07:43:02 · 7 answers · asked by randall_gilmore 1 in Mathematics

I'm 18, female.

The only thing I can imagine I took after my father is his dark eye color (although the shape is 100% mom) and his dark hair color (although the hair texture is 100% mom)

Everyone says I look identical to my mother... and that my sister looks like my dad. I look absolutely NOTHING like my father... I can't find any similarities in the facial structure at all! Nothing...

He is short... 5'9" My mother is tall... 5'11" and I'm 5'11" so I took after my mother's height.

Personality-wise, my mother is exactly like me: shy, calm, and my father is outgoing, loud..

My mother has a very high metabolism, just like me... no matter how much we eat, we're always skinny. My dad on the other side, eats quite alot... and he's overweight.

Also I seem to have the same skin type as my mother's... not genetically prone to acne. My father had SEVERE acne from ages 13 to 18... and I haven't had a single breakout in my life.

2007-06-30 07:40:09 · 13 answers · asked by iicq 1 in Biology

TRAVEL BACKWARDS THROUGH TIME!!!!!!!!!!!!
Wow, I just came back from yesterday!!!!!!!!!!!!!!!!!!!!!!!!!!!

2007-06-30 07:38:22 · 9 answers · asked by cme2bleve 5 in Physics

first explain the deffrence between absolute and relative error

If x=2.5 and y=1.8 both corrected to 1 decimal place calculate the absolute and relative of X+Y corected to 2 decimal places.

2007-06-30 07:35:39 · 1 answers · asked by t_a_jd 2 in Engineering

how can i mount a secondary hyperbolic lens to my correcting lens in a schmidt-cass i'm working on?i plan on drilling a hole in the corrector to eliminate spyder defraction. any ideas??

2007-06-30 07:32:34 · 2 answers · asked by grampybilyak 1 in Astronomy & Space

Iceland is a unique island because it was formed by:

a) a hot spot
b) the splitting apart of 2 plates
c) a subduction zone
d) an island arc

2007-06-30 07:28:00 · 5 answers · asked by Kat Von D 2 in Earth Sciences & Geology

2007-06-30 07:22:37 · 5 answers · asked by t_a_jd 2 in Mathematics

Hey guys, I might be going to a college that is about 1/2 a mile away from an airport. You can literally see the radar rotate from the college steps. I'm concerned about my health because I've heard that radar emits harmful radiation. Is this true? Please offer some educated advice. Thank you!

2007-06-30 07:16:40 · 6 answers · asked by Anonymous in Physics

I mean will there still be dinosaurs? Thxs to those who answer

2007-06-30 07:12:35 · 16 answers · asked by ŁỤĭŞ 5 in Earth Sciences & Geology

2007-06-30 07:10:58 · 25 answers · asked by Anikin 1 in Biology

I'm currently stuck on a set of problems that the book doesn't have examples for, e.g:

"Nine times the first of two consecutive odd integers equals seven times the second. Find the integers."

2007-06-30 07:04:41 · 9 answers · asked by Heiken 1 in Mathematics

2007-06-30 07:02:21 · 24 answers · asked by Anonymous in Mathematics

2007-06-30 06:57:58 · 4 answers · asked by randall_gilmore 1 in Mathematics

ok I understand how Baird got his first pictures to work using an LDR and have an idea how normal film cameras work. But how do modern electronic / cmos cameras work, please?

2007-06-30 06:56:36 · 4 answers · asked by Anonymous in Physics

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