Questions Asked on
November 12, 2006

  1. Physics

    A sphere of mass 3.0X10^-4 kg is suspended from a cord. A steady horizontal breeze pushes the sphere so that the cord makes a constant angle of 37 degrees with the vertical. find a) the magnitude of that push and b) the tension of the cord. I looked

    asked by Amy
  2. Drug Abuse and Addiction

    I need research sources for drug abuse and addiction. Thank you. Check these sources -- http://www.nida.nih.gov/ http://teens.drugabuse.gov/ (Broken Link Removed) http://www.drugabusestatistics.samhsa.gov/

    asked by Brian
  3. Phase diagram

    Question: A solid substance has a vapor pressure of 800 mm Hg at its melting point (80 degrees C). Describe how the solid behaves as temperature is raised from room temperature to 80 C while the atmospheric pressure is held constant at 760 mm Hg. I think

    asked by Sheryl
  4. Chemistry

    Which group of elements is characterized by an s2p3 configuration? What is the electron configuration of group 15? http://www.chemsoc.org/visElements/pages/data/intro_groupv_data.html thanks

    asked by Larry
  5. science

    A 100 kg crate is pushed at constant speed up the frictionless 30 degree ramp by a horizontal force vector F. What are the magnitudes of a) vector F and b) the force on the crate from the ramp? I am not sure how to find part a. What would I need to do to

    asked by Chris
  6. Physics

    An elevator and its load have a combined mass of 1600 kg. Find the tension in the supporting cable when the elevator, originally moving downward at 12 m/s is brought to rest with constant acceleration in a distance of 42m. T=w which means that T=mg. My

    asked by Amy
  7. Chemistry

    What is the common characteristic of the electron configurations of the elements Ne and Ar? Both have eight electrons in the outside shell.

    asked by Dirk
  8. Revise and Add Ideas plz

    In Rikki-tikki-tavi, the cobras and rikki-tikki-tavi are very different, but in some ways the same. The cobras are mean, and powerful, but don't really have courage like Rikki-tikki-tavi. Rikki-Tikki-tavi and the cobras both show loyalty to those they

    asked by Cass
  9. Linear programing

    The Sebastopol Refinery processes two different kinds of crude oil, Venezuelan and Saudi, to produce two general classes of products, Light and Heavy. Either crude oil can be processed by either of two modes of processing, Short or Regular. The processing

    asked by Sam Adam
  10. physics

    A car traveling at 53 km/h hits a bridge abutment. A passenger in the car moves forward a distance of 65 cm (with respect to the road) while being brought to rest by an air bag. What magnitude of foce (assume constant) acts on the passengers's upper torso,

    asked by Lars
  11. science

    A 50 kg skier is pulled up a frictionless ski slope that makes an angle of 8 degrees with the horizontal by holding onto a tow rope that moves parallel to the slope. Determine the magnitude of the force of the rope on the skier at an instant when a) the

    asked by Ren
  12. science

    A worker drags a crate across a factory floor by pulling on a rope tiedto the crate. The worker exerts a force of 450 N on the rope, which is inclined at 38 degrees to the horizontal and the floor exerts a horizontal force of 125 N that opposes the motion.

    asked by Chris
  13. Chemistry

    Name an element that has 5 electrons in the third energy level. How do i determine the third energy level Row three on the periodic table is third energy level If memory serves me will, it begins with sodium. Ok. iS Krypton the electron configuration that

    asked by Bryan
  14. geography

    i need all the answers to pigskin geography week#10 i have looked everywhere and i cant find any of them!! please,i beg of you,please help me! Hailey: Search google on pigskin geography week#10 answers the NY Jets could sail to their game and take a short

    asked by hailey
  15. Chemistry (Need) 7:00

    What characterizes the electron configurations of transition metals such as silver and iron? Thanks Alot in Advance.. Fe is in the 3d transition series and Ag is in the 4d series. Thus, the distinguishing electron for the 3d series enters the 3d orbital

    asked by Lance
  16. English

    In Rikki-tikki-tavi, how do the characters represent humans??? I have read the short story and so far have this: The animals in Rikki-tikki-tavi represent humans in a lot of ways. For example, when Nagaina is forced to choose between her last child and a

    asked by Cass
  17. Chemistry

    Why would you expect lithium and sulfur to have different chemical and physical properties? Li is in group IA(or 1 depending upon the system you are using) and has 1 electron in its outer shell. S is in group VIA (group 6) and has six electrons in its

    asked by Chris
  18. English

    Can someone tell me what is the diction and the syntax of this is? "I stood up nervously, wondering what it could be. I felt my classmates' piercing eyes as I mechanically left the classroom. Teacher Hou walked ahead of me without seeming to notice my

    asked by Jennifer
  19. Calculus

    Two electrical charges, one a positive charge A of magnitude a and the other a negative charge B of magnitude b, are loacted a distance c apart. A positively charged Particle P is situated on the line between A and B. Find where P should be put on so that

    asked by SCk9
  20. Physics

    If travelling waves move at 140 m/s on this string, what musical note is this string currently producing? In hertz The fundamental is 1/2 wavelength. So you have to know string length. wavelength*fundamentalfreq= wave speed.

    asked by Laura
  21. Finance

    Thr rate of return you would get if you bought a bond and held it to its maturity date is called the bond's yield to maturity. If interest rates in the economy rise after a bond has been issued, what will happen to the bond's price and to its YTM? Does the

    asked by Marsha
  22. Riddle

    There are 14 legs in this group. There are 6 heads in this group. There are 12 ears in this group. There are 50 fingers in this group. There is 1 tail in this group. Who could be in this group? How would these figures change if the dog ran away? :) thats 4

    asked by Rose
  23. physics

    a horizontal wire is stretched between two vertical poles. when a 12.0-N weight is suspended at its center, the wire sags until the angle between its halves is 110 degrees. what are the forces exerted by each half of the wire in supporting the weight? i

    asked by Katrina
  24. science

    Go to www.webelements.com and click on neon (element # 10). You can read all about both physical and chemical properties of neon.

    asked by DrBob222
  25. Calculus

    I asked for help on a question yesterday and I got really good help and I was wondering if someone could help with this problem too. This is the question: Find an equation of the line through the point (1,3) that cuts off the least area from the first

    asked by Kristal
  26. Neon

    What is the normal phase? Neon is a gas at room temp and pressure. yo mamma.

    asked by Vicky
  27. Science

    the Barn Owl's body has two stomachs, the first is a glandular stomach which uses chemicals called enzymes to break down the prey into nutritious parts and waste parts. Along with pressure from the second muscular stomach, the fleshy portions are separated

    asked by Mishyyy
  28. Chemistry

    How can i tell how many electrons an element has? like Carbon The atomic number is the number of protons in the nucleus AND the number of electrons. Carbon has an atomic number of 6; therefore, it has six electrons. Oxygen is 8; Ne is 10 etc.

    asked by Bryan
  29. Finance

    "The value of outstanding bonds change whenever the going rate of interest changes. In general, short-term interest rates are more volatile than long-term interest rates. Therefore, short-term bond prices are more sensitive to interest rate changes than

    asked by Marsha
  30. American History

    I need help finding the powers and services of local and state governments States have constitutions that enumerate their powers (I'm not sure about services!). http://www.constitution.org/cons/usstcons.htm More local governments can be counties or cities

    asked by Cole
  31. English

    Compare and Contrast Rikki-tikki-tavi and the Cobras Cass: You really would get better help if you posted your own thinking first. Volunteers are much more inclined to critique and help first to those who share their thinking. Volunteers are not keen on

    asked by Cass
  32. English

    How do the characters in Rikki-tikki-tavi represent humans???? Plz Help, Thanks http://www.cs.cmu.edu/afs/cs.cmu.edu/usr/mongoose/www/rtt.html It is a short story, what do you think? i don't know... Plz help Obviosly, the cobras are the bad guys and

    asked by Cass
  33. Chem tutorial

    Is there a good tutorial on how to read phase diagrams? Thanks from Sheryl I don't know how good this site is but it has a discussion as well as some questions (with hints) at the end. http://www.science.uwaterloo.ca/~cchieh/cact/c123/phasesdgm.html

    asked by Sheryl
  34. science

    What is the relationship between diffusion and osmosis? http://hyperphysics.phy-astr.gsu.edu/hbase/kinetic/diffus.html http://www.mun.ca/biology/Osmosis_Diffusion/tutor2.html http://biology.arizona.edu/sciconn/lessons/mccandless/reading.html

    asked by Kim
  35. IT

    WHY WHEN I SEND A COLOURED DOCUMENT FROM MY HOME COMPUTER VIA WEBMAIL TO MY SCHOOL SITE DOES IT THEN PRINT OUT ON THE SCHOOL PRINTER AS BLACK AND WHITE EVEN THOUGH I CHOOSE THE COLOURED PRINTER 1) is your school printer a color printer? Is it set to print

    asked by REBECCA
  36. PHYSICS helppppp

    a horizontal wire is stretched between two vertical poles. when a 12.0-N weight is suspended at its center, the wire sags until the angle between its halves is 110 degrees. what are the forces exerted by each half of the wire in supporting the weight? i

    asked by Katrina
  37. Chemistry

    If you have two solutions, one of pH 7 and one of pH 9, but they are not labeled, which indicator would be used to identify the two, methyl orange or phenolphthalein? The mid-point of the phenolphthalein indicator is about 9 (from 8.3 to 10) and the range

    asked by Chrissy
  38. king arthur

    i need help....!!i need to explicite king arthur's court...can anyone help me..i am not allowed tu use the internet...i have to read description of arthur's court from sir gawain and the green knight..and write about the court...so can anyone help me???

    asked by tea
  39. local and state gov.

    someone plz i really need help plz i cant find it in my text so someone plz!!! For a democracy right??? search google: branches of Government Click Bens Guide to Government for kids (1st or 2nd link) Then when you get there select your grade level in the

    asked by Cole
  40. Calculus

    I have several problems that I don't know how to do. I will post one now and hope that someone can help me. The problem is: A cylinder made of playing dough with dimensions h=10cm, and r=1cm, is being stretched from both ends. (a) If V is the volume of the

    asked by Kristal
  41. Poetry

    I was introduced to the art of poetry two years ago, in the tenth grade, at high school. The first year, I was uninterested. This year, I have become absolutely infatuated with it, but unfortunately, even though I’ve grown to love the art, I hardly

    asked by Josh
  42. Physics

    Hi, I have two homework problems I am having issues with. 1. Two carts of equal mass, m = 0.250 kg, are placed on a frictionless track that has a light spring of force constant k = 53.0 N/m attached to one end of it. The red cart is given an initial

    asked by Jennifer2008
  43. organic chemistry

    should you use decolorizing charcoal before allowing the hot solution to cool in? Explain Your answer is here. http://www.google.com/search?hl=en&lr=&ie=ISO-8859-1&q=decolorizing+charcoal&btnG=Search

    asked by sheri
  44. Science

    A car weights 1.30 X 10^4 N is initially moving at a speed of 40km/h when the brakes are applied and the car is brought to a stop in 15m. Assuming that the force that srops the car is constant. find a)magnitude of the force b)time required for the change

    asked by Ren
  45. Finance

    If you buy a callable bond and interest rates decline, will the value of your bond rise by as much as it would have risen if the bond had not been callable?

    asked by Marsha
  46. HEEELLPP!!

    Take time to write down anything in relation to the text. If you're intrigued by certain statements or if you are attracted to characters or issues or problems, write your response. This is the direction of journal that I have to write. How should I write

    asked by ashlee
  47. chemistry

    which has the most acid coke or vinegar I don't have any numbers to support my thinking but I know MOST brands of vinegar are 5% acetic acid (although I saw one recently at 4%). I think coke is about 0.05 M but I don't KNOW that. In addition, k1 for H2CO3

    asked by nichole
  48. history

    Im having trouble finding about the people of the indus valley, which was in acient india. I need to make up a person, that would have lived there. I need to make up the persons name a job that was acuarate to that time and place there age work or job

    asked by lizzie
  49. Introduction to the Criminal Justice System

    Is Common Law, Statute, and Jurisdiction sources of Criminal Law? What I have is, almost all criminal prosecutions today are based on criminal laws defined by statute rather than by the common law. That is true, because punishment is clearly stated in

    asked by Jo
  50. Physics

    Two objects, each with a charge of +3·10-6 C, are located 7 m apart. What is the electric force between them? Use coulombs equation: I will be happy to critique your work.

    asked by Laura
  51. To Kill A MockingBird

    I need to design a book jacket for To Kill A MockingBird... What picture/symbol/scene should i draw??? http://www.sparknotes.com/lit/mocking/ You should find an idea in the section here called Themes, Motifs & Symbols. =) a mocking bird getting killed An

    asked by Cass
  52. history

    Im having trouble finding about the people of the indus valley, which was in acient india. I need to make up a person, that would have lived there. I need to make up the persons name a job that was acuarate to that time and place there age work or job

    asked by lizzie
  53. Project Mangement

    What sort of organization structure and culture enhances the prospect of a successful project outcome? Here are some lessons learned on Project Management: 1) Technical direction cannot be separate from cost and schedule decisions. The PM must be able to

    asked by Elaine
  54. Triangle Inequality

    Help! We will gladly help you if you state your question.

    asked by l.b
  55. Grammar

    Can someone check these for me. I have to correct these sentences under the rule of Punctuation within Sentences-Colon. And if they don't need change I have to write no change. 1. The book had some nice features, such as: a hard-bound cover, a ribbon for a

    asked by Jasmine82
  56. Business

    I need to write a paragraph on Identifying the demographics and characteristics of my customer( or consumer). What the customer needs will my product attempt to meet? My product or business is a shoe company that sells for all ages and all shoes sizes.

    asked by Mary
  57. Enthnic Groups

    DID AFRICAN AMERICAN FACE PREJUDICE, SEGREGATION,RACISM,OR ANY COMBINATION OF THE THREE?IF SO HOW AND WHY? http://en.wikipedia.org/wiki/History_of_slavery_in_the_United_States http://en.wikipedia.org/wiki/American_Civil_Rights_Movement_(1896-1954)

    asked by kim
  58. Chemistry

    Explain why aldol reactions involving aromatic aldehydes and ketones are favoured.

    asked by Lindz
  59. Science

    A ______ angle is one between 180 and 360 degrees. Look up reflex angle and see if that fits.

    asked by Barb
  60. Math

    what is the volume of a can that is 3 inches in radius and inches high? pi*r^2*h where h is the height (which isn't included in the problem).

    asked by Liz
  61. Research

    I need to do a report on miscegenation. I need to know: the beginning of these laws, what the law states (past & Present), the punishment given to those who broke them, and the abolishment of these laws. Please can someone give me a website to look up

    asked by SW
  62. algebra1/McDougal Littell

    Is this problem correct?I'm trying to solve the equation. 8xt7=4x-5 x=2 I don't understand what you mean by 8xt7. Do you mean 8x+7? Is this problem correct? 8x+7=4x-5 x=2 nope the answer id -3....if u plug in 2 it would be 23=3...they don't equal to each

    asked by toni
  63. Business

    I need to write a paragraph on Identifying the demographics and characteristics of my customer( or consumer). What the customer needs will my product attempt to meet? My product or business is a shoe company that sells for all ages and all shoes sizes.

    asked by Mary
  64. Life Science

    _____________ is the study of the relationships between living things and their environments. ecology

    asked by Liz
  65. Project Management

    Discuss examples of projects that have failed due to the lack of sponsorship or succeeded in spite of lacking sponsorship. The B70 project in 1961 failed due to lack of sponsorship. the largest dam in afeica was completed by hand when the funding stopped.

    asked by Elaine
  66. Physical Science

    Your weight is the force of (blank) acting on your body. gravity?

    asked by Mike
  67. History

    What year did the miscegenation law end (abolish) I know that one state abolished it in 2000 but which one Loving vs Virginia passed by the Supreme Court abolished miscegenation laws. Here is further information on that.

    asked by Sarah
  68. computer problem

    i really need help in this....every time i try to download a program...for example...family feud it stops at 16 or less than that percent...it cant be my memory or my hard drive...i have plenty of that...just got new memory..so im really confused as maybe

    asked by sheila
  69. Triangle Inequality

    Help! see my previous comment

    asked by l.b
  70. simple science

    please simplify why owls have 2 stomachs ok.. its not a problem.. i did in your other comment =) Please scroll down about half way in this site to find your answer. (Broken Link Removed)

    asked by Jenny