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Science & Mathematics - 14 February 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

2007-02-14 15:01:40 · 12 answers · asked by Anonymous in Astronomy & Space

what is the importance of drag force in chemical engineering especially....?

2007-02-14 15:01:04 · 2 answers · asked by Zacky I 1 in Engineering

2007-02-14 15:00:06 · 6 answers · asked by Anonymous in Mathematics

I need to learn how to use a planimeter in a very short time (by next week). Does anyone know the basics for using and calculating with a planimeter?

2007-02-14 14:58:19 · 2 answers · asked by justasking 1 in Engineering

I am a student looking to write a 4,000 word essay on game theory and its real-life applications. The essay is mostly mathematical but part economics: what experiments could i carry out to get data that can be analyzed and related to the theory?

2007-02-14 14:58:03 · 2 answers · asked by Aleksi 2 in Mathematics

I have to write a Chemistry Valentine Poem.
I need some major help, I'm not good at Chemistry, nor Poetry.
Please, please, please help me. It's due tomorrow

2007-02-14 14:57:32 · 9 answers · asked by Ashleigh 1 in Chemistry

Nonuniform ball. In Fig. 12-2, a ball of mass M and radius R smoothly rolls from rest, at a height of h = 0.34 m, along a ramp and onto a circular loop of radius 0.54 m. At the bottom of the loop, the magnitude of the normal force on the ball is 2.00Mg. The ball consists of an outer spherical shell with a certain uniform density (mass per unit volume) that is glued to a central solid sphere with a different uniform density. The rotational inertia of the ball can be expressed in the general form I = BMR2, but B is not 0.4 as for a ball with a single uniform density. Determine B(beta).
Picture: http://www.webassign.net/hrw/W0242-N.jpg

2007-02-14 14:56:06 · 2 answers · asked by khoi2201 2 in Physics

2007-02-14 14:55:55 · 5 answers · asked by pinkrose 1 in Biology

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a grocer mixes two kind of nuts. one kind cost $5.00/kg and the other $5.80/kg. How many kilograms of each type are needed to make 40kg of a blend worth $5.50/kg?

2007-02-14 14:55:55 · 4 answers · asked by Anonymous in Mathematics

i need to know if i can simulate carbon dixiode with compressed air. for my greenhouse for growing plants? PLEASE HELP! THANKS!

2007-02-14 14:54:05 · 2 answers · asked by wasntme176@sbcglobal.net 1 in Botany

Please reffer to web site

2007-02-14 14:53:19 · 4 answers · asked by Shelly 1 in Astronomy & Space

Cars are expensive to build and test, which is why car manufacturers use computer simulations instead of real crash tests. Shoes are much cheaper to make. What benefits could a shoe manufacturer gain from using simulations in testing?

2007-02-14 14:53:14 · 1 answers · asked by Anonymous in Engineering

2007-02-14 14:52:56 · 16 answers · asked by de-de 1 in Geography

a large amount of distilled water was transferred directly into one of his veins. What will be the most probable result of this transfusion?

a. It will have no unfavorable effect as long as the water is free of viruses and bacteria.
b. It will have serious, perhaps fatal, consequences because there will be too much fluid for the heart to pump
c. It will have serious, perhaps fatal, consequences because the red blood cells will be hypotonic relative to the body fluids and the cells will shrivel.
d. It will have serious, perhaps fatal, consequences because the red blood cells will be hypertonic relative to the body fluids and the cells will burst.
e. It will have no serious effect because the kidneys would quickly eliminate the excess water.

2007-02-14 14:51:29 · 9 answers · asked by S Gagante 1 in Medicine

information about super conductivity

2007-02-14 14:51:08 · 6 answers · asked by pallu 1 in Chemistry

can someone show me how I would solve a problem given the following??
(2,-24) (-1,6) (-3,-14)
find the quadratic function y=ax^2+bx+c whose graph passes through the given points.

Please don't answer, just tell me how I would solve! Thanks

2007-02-14 14:48:41 · 10 answers · asked by TaNYa 2 in Mathematics

Biology

2007-02-14 14:47:04 · 3 answers · asked by S Gagante 1 in Botany

“All living things are made of one or more cells”
“Cells are the basic units of structure and function in organisms”
“All cells arise from existing cells”

Part of my assignment is to "analyze" these...help! I'm confused!

Just wondering..... ♥

2007-02-14 14:46:19 · 2 answers · asked by Susie 6 in Biology

A museum has 25 exhibits but only enough space to display 10 at a time. If the order of arrangement is considered, how many possibilities exist for the eventual display?

2007-02-14 14:46:13 · 7 answers · asked by Anonymous in Mathematics

2007-02-14 14:45:30 · 35 answers · asked by Bron 5 in Astronomy & Space

This should be classified under science or theoretical science.

2007-02-14 14:45:25 · 9 answers · asked by matt2571483 2 in Other - Alternative

my hearts beating a little fast like 104 after taking librax and sobe i took sobe and like 30 minutes after i took 0.5 mg of librax now my hearts beating a litle fast like between 90 and 104 should i be worried or will it pass my blood pressure is normal but i feel like my heart is working kinda funny could this be the energy drink?

2007-02-14 14:41:41 · 6 answers · asked by antelias 2 in Medicine

If your car won't start and you suspect the battery, are the headlights and horn operation a good test of the battery's strength? Explain your answer.

2007-02-14 14:40:52 · 5 answers · asked by Anonymous in Physics

I thought I knew how to do this problem, but things are gettng really messy. If anyone could give me a few hint I'd really appreciate it. THANKS GUYS!!! :)

2007-02-14 14:37:13 · 1 answers · asked by cheezo12 1 in Mathematics

Question: jobs in dubai for IT professionals?

I'm going to dubai by mid march to look for a job. i'm an IT professional and a filipino, is it easy for me to look for a good paying job there? I specialized in Network Administration, Embedded Systems, and Mechatronics. i have a Bs in computer engr'ng and a vocational in mechanical design. Is there anyone who can help me?

2007-02-14 14:35:06 · 3 answers · asked by razaele r 1 in Medicine

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