Science & Mathematics - 9 October 2006

Plus how long ago did it possibly occur? What's the leading theory?

2006-10-09 18:26:55 · 5 answers · asked by pinacoladasundae 3 in Earth Sciences & Geology

You can't move the needle. Nor can you change the radius.

2006-10-09 18:24:33 · 9 answers · asked by govi 2 in Mathematics

I need help with info on the mineral ruby. I need to know these things:

1. What year was the first ruby dicovered?
2. By whom?
3. Where can you find the mineral today? (States and countries)
4. What is ruby used for?
5. Is there a substitue mineral that can be used if we run out of ruby? (Yes or no)
6. Can you find ruby in California?

Please help me out all that you can, I need to know these things tonight. Thank you all so much!

2006-10-09 18:18:40 · 3 answers · asked by Kiersten 2 in Earth Sciences & Geology

2006-10-09 18:18:14 · 7 answers · asked by jorgisma 1 in Earth Sciences & Geology

hi i want to know the way that a refrigerator gets rid of heat with referance to heat transfer methods. such as conduction, convection etc...

2006-10-09 18:04:59 · 5 answers · asked by coolcat 1 in Physics

in fight sequences actors fight breaking doors and car windows, y does not the glasses doesnot poke any one.

2006-10-09 17:55:04 · 7 answers · asked by Anonymous in Physics

2006-10-09 17:53:10 · 5 answers · asked by praj 1 in Chemistry

What is the probablity that the sum will be less than 8? Please show me how you arrived at your answer.

2006-10-09 17:47:29 · 11 answers · asked by kkneisler 5 in Mathematics

If substance is less concentration outside a cell than inside the cell which direction is that substance likely difuse across the cell membrance

2006-10-09 17:45:21 · 5 answers · asked by Trang H 1 in Biology

it's related to RADARS.

2006-10-09 17:45:15 · 8 answers · asked by ashok patro 1 in Engineering

so many mexcians!!!!

2006-10-09 17:41:27 · 7 answers · asked by MRTAPEEF 1 in Earth Sciences & Geology

2006-10-09 17:33:05 · 13 answers · asked by Stephanie S 6 in Physics

Are they hard? How was it? Was it fun? Im thinking of going for pre-pharmacy so im going to take some of the requisites now.

2006-10-09 17:31:47 · 7 answers · asked by joker_2oo6 2 in Medicine

also a animal and bacteria cell

2006-10-09 17:30:18 · 4 answers · asked by lala 2 in Other - Science

QUESTION 1. the steps of the scientific method..
a.) must all be used in every scientific investigatiion
b.) must always be used in the same order
c.) are not always used in order
d.) start with the development of a theory

QUESTION 2. In a controlled experiment,
a.) a control group is compared with one or more experimental groups
b.) there are at least two variables
c.) all factors should be different
d.) a variable is not needed

QUESTION 3. The International System of Units
a.) is based on standardized body meeasurements
b.) contains units that are based on the number 10
c.) is useful only for measuring lengths
d.) is a device used to measure volume

QUESTION 4. What toold would a life scientist use to get a three-dimensional image of a microscopic organism?
a.) CT scan
b.) X ray
c.) scanning electron microscope
d.) a hand lens

2006-10-09 17:29:19 · 13 answers · asked by Deidara. 2 in Biology

2006-10-09 17:25:47 · 1 answers · asked by Anonymous in Engineering

2006-10-09 17:21:27 · 3 answers · asked by B Master B 1 in Astronomy & Space

my interview of exam is on 22nd -nov-06. my date of birth is 05-09-1981

2006-10-09 17:20:29 · 3 answers · asked by Anonymous in Physics

Prove please.

2006-10-09 17:20:14 · 6 answers · asked by Scott R 6 in Mathematics

2006-10-09 17:13:28 · 2 answers · asked by tet 1 in Engineering

2006-10-09 17:13:27 · 6 answers · asked by B Master B 1 in Astronomy & Space

I am currently studying Electromagnetic and from the text book, I always see the word Uniform plane Wave. What do they mean?
And I really have difficulty learning this subject, can anyone teach me on how to mange this subject in a better way?
Thank you in advance!

2006-10-09 17:12:54 · 3 answers · asked by bye_1981 1 in Physics

chemistry lab

2006-10-09 17:12:06 · 1 answers · asked by cherryblssm8 1 in Chemistry

can somone point out which of these are no reaction and which is a complex ion? Its for a lab where I nee to identify mystery reactants but I'm not sure about thes equations.

(NH4)2CO3 + NaOH
(NH4)2CO3 +HNO3
(NH4)2CO3 +KI
(NH4)2CO3+ Na2S
(NH4)2CO3+ BaCl
(NH4)2CO3 + Pb(NO3)2
(NH4)2CO3+ Fe(NO3)3
(NaOH) + KI
(NaOH) + HNO3
(NaOH) + Na2s
(NaOH) + BaCl2
(NaOH) + Fe(No3)3
(NaOH) + Pb(NO3)2
HNO3 + KI
HNO3 + Na2S
HNO3 + BaCl2
HNO3 + Pb(NO3)2
HNO3 + Fe(NO3)3
KI + Na2S
KI + BaCl2
KI + Pb(NO3)2
KI + Fe(NO3)3
Na2S + BaCl
Na2S + Pb(NO3)2
Na2S + Fe(NO3)3
BaCl2 + Pb(NO3)2
BaCl2 + Fe(NO3)3
Pb(NO3) + Fe(NO3)3

2006-10-09 17:09:32 · 1 answers · asked by spiffo 3 in Chemistry

2006-10-09 17:08:09 · 8 answers · asked by Dan 1 in Botany

My grandfather learened a proof that 1+1=3. Sadly he died before i was born and i was not able to ask him what the proof was. does anyone know of this proof. I know the proof for 1=0. i am not asking for that,

2006-10-09 17:07:19 · 9 answers · asked by mrada6 2 in Mathematics

If you can, please include your sources =]

2006-10-09 17:04:18 · 4 answers · asked by love is... 1 in Earth Sciences & Geology

0.70^0??

what is it

2006-10-09 17:03:16 · 15 answers · asked by Anonymous in Mathematics

2006-10-09 17:01:46 · 11 answers · asked by Dan 1 in Mathematics

It is an electrical device

2006-10-09 16:58:25 · 1 answers · asked by lastdon59 1 in Engineering