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Science & Mathematics - 4 November 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

i know you have to get a drug test, but do they just do a urine test instead of a hair test..?
and if they do give a hair test , if i stay clean will 3 weeks be long enough to get it out of my hair?
we're talking about weed.

2007-11-04 11:04:51 · 3 answers · asked by MansonQueen 2 in Chemistry

2007-11-04 10:59:43 · 13 answers · asked by Anonymous in Medicine

The following work will be performed at the Major General Emmett J. Bean Federal Building, 8899 E. 56th St. Indianapolis, IN 46249. The scope of work consists of but is not strictly limited to providing nine Fixed Capacitors in nine indoor Electrical Substation Rooms and to supply all associated equipment, wiring, and coordination. Low power factors in the building, which create an increase in energy and demand charge, will be corrected to ensure savings and increased capacity to the primary distribution system. The North American Industrial Classification (NAICS) is 238210 with a size standard of $13 million. This is a negotiated procurement; there will NOT be a public bid opening. The solicitation will be available on or about November 2, 2007

2007-11-04 10:57:26 · 2 answers · asked by Rachel H 1 in Engineering

Hi i am having trouble finding this equation Y= Bo +B1X1+B2X2+e when given: n=10 Sum Xi1=223 SumXi2=553 Sumyi=1916 SumX^2i1=5200.9 SumX^2i2 = 31729 SumXi1Xi2=12352 SumCi1Yi=43550.8 SumXi2Yi=104736.8 and SumY^2i = 371595.6

2007-11-04 10:52:10 · 1 answers · asked by elemnt55 1 in Mathematics

?

2007-11-04 10:48:35 · 7 answers · asked by ELVIRA G 1 in Earth Sciences & Geology

2007-11-04 10:48:12 · 16 answers · asked by Franky 1 in Earth Sciences & Geology

2007-11-04 10:43:12 · 3 answers · asked by Lilly G 1 in Weather

Nipples on a man have no use at all, so why, oh why??
They must have had some reason in the far past, they couldn't have been created for show. Or is it evolution? Will Male & Female become one??

2007-11-04 10:40:17 · 23 answers · asked by Anonymous in Biology

There is a difference between a tide and a water current

2007-11-04 10:29:48 · 5 answers · asked by aznpenguin901 1 in Astronomy & Space

2007-11-04 10:28:13 · 4 answers · asked by SkylerH 1 in Astronomy & Space

I thought diffrent races could not breed together and the such? So are Blacks and Whites diffrent sub-species or something?

2007-11-04 10:28:04 · 4 answers · asked by Anonymous in Biology

area of the pool without sidewalk is 1000ft^2. let x be the length of one side of the pool .
the pool is required to have a walk of uniform width 2 ft surrounding it.

how do you find the dimensions of the plot of land (pool plus sidewalk).that has the least area. what is the least area?

2007-11-04 10:21:52 · 2 answers · asked by samuraiexe 1 in Mathematics

I am trying to apply for a job and I forgot my algebra can you guys help me. please..

2007-11-04 10:18:31 · 8 answers · asked by Anonymous in Mathematics

John Glenn didn't seem to think that the "fireflies" were from his spacecraft. I know that his spacecraft was giving the landing bag deployed sensor, but I just wanted to get some added info on what all of you think.

2007-11-04 10:17:06 · 3 answers · asked by gonegurl54 1 in Astronomy & Space

can someone help me with this problem?
A rectangle is inscribed in a circle of radius 2007. If the diagonals form a forty-five degree angle, then what is the area of the rectangle?
plz show work. Thanks.

2007-11-04 10:16:38 · 1 answers · asked by sitting_ducks 1 in Mathematics

HERES ANOTHER ONE WHAT DOES MCMXXIV

2007-11-04 10:15:09 · 11 answers · asked by Anonymous in Mathematics

State the method of heat transfer by

a)that does not require particles
b)that works because particles collide with their neighbors
c)in which thermal energy travels at the speed of light
d)that works when particles circle in a path


Thanks in advance.

2007-11-04 10:11:00 · 2 answers · asked by GK27V6 1 in Physics

find the exact value of the log : log subscript 4 1/64 = x
thanks

2007-11-04 10:10:05 · 6 answers · asked by Boo Radley 4 in Mathematics

Is it because some of the energy is transformed into heat and sound?

2007-11-04 10:00:55 · 7 answers · asked by GK27V6 1 in Physics

2007-11-04 09:55:33 · 6 answers · asked by tank 1 in Mathematics

and these are quadratic equations and complex numbers.
2. x^2+3x+9
4. 4x^2+4=x
6. 4x=4x^2+7

2007-11-04 09:52:52 · 1 answers · asked by Diamond E 1 in Mathematics

how do i work out what x and y are from this equation:

xa + yb = 7i + 6j - 11k

where a = 4i + 6j - 2k
and b = 2i - 6k

2007-11-04 09:51:04 · 1 answers · asked by fpa06mr 5 in Mathematics

A cockroach of mass m lies on the rim of a uniform disk of mass 2.32m that can rotate freely about its center like a merry-go-round. Initially the cockroach and disk rotate together with an angular velocity of 0.261 rad/s. Then the cockroach walks halfway to the center of the disk. (a) What then is the angular velocity of the cockroach-disk system? (b) What is the ratio K/K0 of the new kinetic energy of the system to its initial kinetic energy?

2007-11-04 09:50:23 · 2 answers · asked by Jason N 2 in Physics

can you please help me solve and graph

2007-11-04 09:49:09 · 1 answers · asked by Anonymous in Mathematics

hey u guys i have seen a couple of PINK dolphins that are sooooooo cute!!!!!!!!!!!!!!!!!!!!! i swear they're real!! please answer this question!?

2007-11-04 09:42:26 · 7 answers · asked by Arianna♥ 1 in Zoology

plz help. i asked someone but it was too confusing

2007-11-04 09:31:14 · 2 answers · asked by cocopuffs 2 in Mathematics

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