Science & Mathematics - 17 January 2007

If the altitude of a triangle has length 6 root, what is the perimeter of the triangle?

2007-01-17 13:14:37 · 3 answers · asked by Kate! 3 in Mathematics

2007-01-17 13:14:30 · 5 answers · asked by kandy_girl23 1 in Mathematics

2007-01-17 13:13:22 · 3 answers · asked by asrokol139 1 in Engineering

2007-01-17 13:11:29 · 5 answers · asked by bungrel 1 in Physics

If a force of 70N is exerted on the input piston, what mass can be lifted by the output piston?

2007-01-17 13:11:29 · 2 answers · asked by NoturTypicalBI! 3 in Physics

1. Where are many radioactive nuclides presently made?
Oak Ridge, Atlanta, Savanna or Nashiville?

2. Radioactive carbonis naturally produced in the atmosphere by teh actioin of?

3. Radioactive materials whose movement is used to monitor processes and measure flow rates are called?

2007-01-17 13:11:24 · 1 answers · asked by asdf123 1 in Chemistry

or where to find some info on it

2007-01-17 13:11:00 · 3 answers · asked by Anonymous in Astronomy & Space

Why does the innate immune system become activated upon recognizing a pathogen but not a
foreign object such as an artificial heart valve?

2007-01-17 13:10:51 · 2 answers · asked by Rina F 1 in Medicine

How do i convert 5.96 g/cm^3 to kg/m^3? (Please show work)

2007-01-17 13:10:33 · 5 answers · asked by Justin 4 in Mathematics

2007-01-17 13:10:27 · 2 answers · asked by Anonymous in Engineering

2007-01-17 13:10:05 · 3 answers · asked by Anonymous in Biology

Of a parallelogram, rectangle,rhombus,or square, name the two that can have a diagonal conruent to a side. Explain your reasoning

2007-01-17 13:09:51 · 4 answers · asked by i_need_answers 1 in Mathematics

I am making a report on earthquakes and volcanos and plats could someone please help me answer these questions. Thanks

What type of volcanic eruptions seem to occur most often "where plates are crunching together"?

What type of volcanic eruptions seem to occur most often where plates are coming apart or in the middle of a plate"?

2007-01-17 13:08:30 · 3 answers · asked by Anonymous in Earth Sciences & Geology

For example, why would a doctor order a cervical spine MRI with contrast, rather than one without contrast?

2007-01-17 13:08:18 · 4 answers · asked by Anonymous in Medicine

Describe how clouds form.

2007-01-17 13:08:17 · 12 answers · asked by TearDropp 1 in Other - Science

2007-01-17 13:07:10 · 8 answers · asked by Anonymous in Astronomy & Space

2007-01-17 13:06:54 · 7 answers · asked by ? 6 in Physics

Some kids just cut and paste question after question of their assignments in here. I'm all for helping inquisitive minds, but I personally draw the line at freeloaders. What do you think?

2007-01-17 13:05:53 · 14 answers · asked by Anonymous in Biology

The diffusion times (T) of two gases, X and Y are related to their molecular masses, M, according to the formula below. Calculate TY given that TX = 100 sec and the molecular masses of X and Y are 27.5 and 73.7 amu, respectively. Do not include units with your answer.

I have to give an EQUATIOn to thi equation. How would I do that. I intially set up a proportion, but that wasn't woring, so I don't know :(

2007-01-17 13:05:53 · 3 answers · asked by saira n 1 in Mathematics

2007-01-17 13:05:49 · 8 answers · asked by Dr.B 2 in Engineering

How do I use the pythagorean theorem to solve the following

I have two points on a graph

(1,1) and (3,2)

How do I determine the length of the line on the graph


I am also having trouble with a completly different equation, how do I find the distance between the following pair of points
(-3,0) and (4,0) . Do I use the pythagorean theorem here ....????

2007-01-17 13:03:23 · 4 answers · asked by CookFrNW 3 in Mathematics

explain why or why not .

2007-01-17 13:03:06 · 4 answers · asked by Shanita G 1 in Mathematics

If I was given 10 mL and 2 M of acetic acid and 2.50 g of sodium bicarbonate what is my balanced equation what is my limiting reagent and theoretical yield.

2007-01-17 13:02:54 · 2 answers · asked by Anonymous in Chemistry

In 0.652 M (NH4)2SO4, the concentration of the cation is _____ M and the concentration of the anion is _____ M.

2007-01-17 13:02:34 · 1 answers · asked by Anonymous in Chemistry

In 0.314 M Cr2(SO4)3, the concentration of the cation is _____ M and the concentration of the anion is _____ M.

2007-01-17 13:01:57 · 2 answers · asked by Anonymous in Chemistry

I don't know if it's a phobia or what, but I get all worked up when I have to take pills. Anyone have advice that would make it easier for me?

2007-01-17 13:01:55 · 13 answers · asked by Anonymous in Medicine

pllz i need it for my homework

2007-01-17 13:01:04 · 11 answers · asked by Anonymous in Engineering

e^ax(Asinbx+Bcosbx) dx???

2007-01-17 13:00:22 · 2 answers · asked by Anonymous in Mathematics

1) name three traits common to all arachnids (insects) does not have to be scientific. ie: all have antennaes.

2) state why behavioral traits, such as "preys on small insects" or "spins intricate web," would not be apporpriate for many dichotomous keys. when might such trait help identify an organism?

3) how is "dichotomous" an appropriate word to describe keys you used and constructed in this lab.

4) how is the construction of a key different from the construction of classification system.

2007-01-17 12:59:10 · 6 answers · asked by Anonymous in Biology

we have to write it in vertex form, and then identity the vertex and axis of symmetry and the direction of opening.

2007-01-17 12:59:07 · 1 answers · asked by Zac 2 in Mathematics