Questions Asked on
October 25, 2006

  1. physics

    You throw a ball toward a wall with a speed of 25m/s and at an angleof 40 degree above the horizontal. The wall is 22m from the realease point of the ball. a) How far above the release point does the ball hit the wall? b) What are the horizontal and

    asked by Bobby
  2. AP Bio potato/osmosis lab

    If a potato core is allowed to dehydrate by sitting in open air, would the water potential of the potato cells decrease or increase? i think it decreases but i'm not sure. and if a plant cell has a lower water potential than its surroundings and if

    asked by lisa
  3. Math

    The time t required to drive afixed distance varies inversely as the speed r. It takes 5 hr at a speed of 80 km/h to drive a fixed distance. How long will it take t odrive the same distance at a speed of 70 km/hr? Please help! In an inverse dependence

    asked by Dee Williams
  4. puzzling math riddle

    I am five times as old as my sister. In six years I will be twice as old. Some day our ages added together will total 72. How old will I BE IN TEN YEARS?????? Meage=5*Sisage Meage+6= 2*(sisage+6) 5Sisage+6=2Sisage|12 solve for sisage, then myage, then

    asked by severina
  5. English

    The sentence is: No one grew tired of eating it. Is there any prepositional phrases in there? The other sentence says: Linking verbs link the subject with a noun, a pronoun, or an adjective. Is everything after with(also including with)a prepositional

    asked by Katie
  6. spanish: Please help me remember one easy word

    How do you say "to" in Spanish, as in; Would you like to.... You have to give the rest of the sentence in order to answer that question. You have to give me the word that follows "to" because that's how it works in spanish. the spanish word for that kind

    asked by pinkpolkadots7
  7. chem

    I have a few questions on how to do a few problems that I got wrong for homework. 1. If 5.28 g of tin reacted with fluorine to form 8.65 g of a metal fluoride, what is the simplest formula of the fluoride? I know my biggest problem here was that I misread

    asked by Chris
  8. please help me paraphrase

    I am going to have questions to answer on this passage, and it's very difficult to understand so if anyone could please help me paraphrase or give me a summary, it would help a lot. Thanks. Genius or originality is, for the most part, some strong quality

    asked by confused
  9. Math

    An appliance store sells three brands of TV sets, brands A, B, and C. The profit per set is $30 for brand A, $50 for brand B, and $60 for brand C. The total warehouse space allotted to all brands is sufficient for 600 sets, and the inventory is delivered

    asked by Dolores
  10. algebra

    Explain (in 3 or more sentences) how you can tell if a system of two linear equations has 0, 1, or infinitely many solutions. Be sure to say how the lines are not related and give specific examples of each. ok, I think it might be: A system of two linear

    asked by anonymous
  11. math

    a # that is neither prime nor the sum of two distinct primes. are you doing that month of math thing?

    asked by christina
  12. Math

    A dietitian is designing a daily diet that is to contain at least 60 units of protein, 40 units of carbs, and 120 units of fat. The diet is to consist of two types of foods. One serving of food A contains 30 units of protein, 10 units of carbs, and 20

    asked by Dolores
  13. bio!

    If huperzine A were present in synapses between motor neurons and muscles, it would

    asked by Anonymous
  14. Comment

    I am a freshman in college and this is the first time I have received help over the internet. I have been using this site for a couple of days now and all I have to say is that this site is great! I would like to say thanks to all the "helpers"! We are

    asked by Rossi
  15. Math(7th grade)

    What is the denominator of 13/107 in simplest form?PLz help! I think its just 107 Thanx dude! no problem does 13( a prime number) go evenly into 107? It appears to be in simplest form already to me.. no, your answer will have a decimal 13/107 is in

    asked by Mary
  16. PhYsIcS

    need help solving these problems. I tried but my teacher did not teach it to us so it is very difficult for me. Thanks. "Projectiles launched at an angle" 1. A golfer can hit a golf ball a horizontal distance of over 300 m on a good drive. What maximum

    asked by anonymous
  17. math

    the maximum number of pieces into which a pizza can be cut by making 6 cuts. Answer is from 1-31. The formula calculating the maximum pieces cut from a circle is: c*(c+1)/2 + 1, where c is the number of cuts. See math,hws,edu/~mitchell/Math135F05/Day18,pdf

    asked by christina
  18. Sose xp

    Christopher Columbus. Okay I need someones help pretty please ^_^ Uh well about columbus and Rodrigo Bernajo, who was first? Did Christopher Columbus find it and Rodrigo followed? Or the other way round. But Columbus only said he did right? SO does it

    asked by Kat
  19. math: please help

    The luncheon special at Little Jimmy's costs $4.89. The lunch bunch has $23.50 in it's account. What is the greatest number of luncheon specials they can buy with the money in their luncheon account? I got 4 lunches with about $0.80 left over. Is that

    asked by pinkpolkadots7
  20. Economics

    True OR False 1)Marginal cost is the additional cost incurred in undertaking an activity? 2)The "invisible hand" is the price mechanism that guides our actions in the market. 3)When individuals trade, using their comparative advantages, the production

    asked by Yellow Bird
  21. Nouns

    Our son's 3rd grade teacher gave out a homework assignment which had the students make a sentence for each of their spelling words and then circle the "noun" in the sentence. We received his homework back from the teacher with the words, "I, you, He",

    asked by Richard
  22. social studies

    what are the features, stories and legends, ways and needs associated with rampurva bull capital http://huntington.wmc.ohio-state.edu/public/index.cfm?fuseaction=showThisDetail&ObjectID=3819 http://cla.calpoly.edu/~jwetzel/India/slides/BullCapital.html

    asked by jithin
  23. Chemistry-electron configuration CONFUSED!!

    I need help with electron configuration. I do not understand any of it!! I bombed a test ad have a chance to retake it. Any info on electron configuration is great! It is really hard to help you if we don't know what is wrong. Here is a site that may help.

    asked by cbarnett
  24. world geography

    what were the most valuable skills learned during the paleolithic and neolithic periods. i have tried to figure this one out, but have failed many times. please help me. i need this asap. thank you . The first paragraph of this site will give you an

    asked by Danielle
  25. math (rate)

    I need help! Ok here's the problem. Melissa lights 2 candles that are the exact same height at the exact same time. The blue candle takes 6 hours to burn completely. The purple candle takes 9 hours to burn completely. After how many hours will the slower

    asked by Kasie
  26. government

    what three issues caused the most conflict during the constitutional convention? Wheather to keep the Articles of Confederation or generate a completly new document, states rights and, Individual rights. Acording to the Word book Encyclopedia, Circa 1977.

    asked by cc
  27. physics

    A gun that shoots bullets at 469m/s is to be aimed at a target 45.7 m away ans level with the gun. How high above the target must the gun barrel be pointed so that the bullet hits the target? Which equation would I use? I should have gotten 4.8 cm for the

    asked by Bobby
  28. Noiuns

    Our son's 3rd grade teacher gave out a homework assignment which had the students make a sentence for each of their spelling words and then circle the "noun" in the sentence. We received his homework back from the teacher with the words, "I, you, He",

    asked by Richard
  29. math

    convert 25mm= cm?????????????????????????????????????????????????????????????????????????????????????im confused wat is the metric table? the answer is 2.5cm. There are 10mm in 1 cm. So you can use this equation for that: ?mm/10=?cm Here is a simplified

    asked by chemiii
  30. LOGARITHMS

    HI THE QUESTION STATES THAT ONE SHOULD CALCULATE THE LOGS WITHOUT THE USE OF A CALCULATOR...OKAY MY PROBLEM IS THIS... 2 3 2log 8 + 2log 8 what should i do? i had come to the piont of... 4 5 log 8 + log 8 But what's to do now i don't know..Think u can

    asked by TIGGER
  31. PLEEEEEEASE HELP, EMERGENCY!!!!!

    Here is a word problem dealing with The Simplex Method: Maximization, Minimization A dietitian is designing a daily diet that is to contain at least 60 units of protein, 40 units of carbs, and 120 units of fat. The diet is to consist of two types of foods.

    asked by Dolores
  32. english

    can you please help me with two sentences inc these words. cupidity philistine i am trying to learn them for a test in a sentence thanks joes cupidity became obvious, as he had aranged the entire party just so Jane and Fred would meet. Fred,Dont be such a

    asked by liz
  33. BIO!

    If huperzine A were present in synapses between motor neurons and muscles, it would http://www.raysahelian.com/huperzinea.html

    asked by Anonymous
  34. anonymous

    I need help solving these problems. I tried but my teacher did not teach it to us so it is very difficult for me. Thanks. "Projectiles launched at an angle" 1. A golfer can hit a golf ball a horizontal distance of over 300 m on a good drive. What maximum

    asked by PHYSICS.....confused
  35. Chemistry Electron Configuration Questions

    I do not understand anything about electron configuration. How do you figure out if the element is in P,D,S,orF? What do the subscripts represent? What is a subshell? I am so confused!! You figure it out by using the Aufgau principle, placing electrons in

    asked by cbarnett
  36. Chem 1

    Why is this phrase, “Lewis Structure” a misnomer? I've googled it... and I can't seem to find an answer. Any suggestions as to where I can read some info on that? Lewis implies ionic bond, structure implies fixed covalent bonds. Screw you, that's

    asked by Rossi
  37. SCIENCE!

    How does osmosis explain the fact that a watery syrup forms when you put sugar on strawberries? Does the water in the strawberry cells rush out to the outside to dilute the sugar on the outside? Bob Pursley has answered this question for you. I also

    asked by Ally
  38. math

    the radius of a circle when the numeric values of the circumference and area are equal. circumference = 2*pi*r area = pi*r^2 Set them equal and solve for r. thanks! i understand it now! 2*3.14*r=3.14*r^2 6.28*r=3.14*r^2 r=3.14 Is that right? It doesn't

    asked by christina
  39. Social Studies

    Easiest way to build a model of an Iroquois village using natural materials? I suggest you use balsa wood for the longhouses. Perhaps twigs could be the trees -- and, of course, you can use real dirt the the ground. This site has pictures and descriptions

    asked by Caitlyn
  40. physics

    A gun that shoots bullets at 469m/s is to be aimed at a target 45.7 m away ans level with the gun. How high above the target must the gun barrel be pointed so that the bullet hits the target? Which equation would I use? I should have gotten 4.8 cm for the

    asked by Bobby
  41. HELLPPPP!!!!!!!!!!!!!!!!!

    WHat are two circumpolar constellations Thanks alot Here are the five circumpolar constellations, you can choose two from this list: Ursa Major Ursa Minor Draco Cassiopeia Cepheus

    asked by Carmen
  42. Economics

    Multiple Choice: If the price of movies on video rises while the price of movies on DVD remains the same, the law of demand predicts that consumers will: A) substitute movies on video for movies on DVD. B) substitute movies on DVD for movies on video. C)

    asked by Yellow Bird
  43. Financial information for management

    ACCA Paper 1.2 Financial information for management Question 1 Preliminaries -Generating data (unit cost) for your version of the question -Using a scientific calculator,generate two 3-digit random numbers (hit the random number button twice {shift then

    asked by evans
  44. Economics

    Written Answer: Show calculations and respond to questions for the following example. Use either arc convention or the normal % change formula. Specify what you used. Quantity of Demand Income Period 1 100 $25,000 Period 2 125 $35,000 a)% change demand=

    asked by Yellow Bird
  45. math

    the smallest non-palidronic number whose square is a palindrome.

    asked by christina
  46. science

    wat is the metric order....u know.....hecto base units that order? megameter kilometer hectometer dekameter base unitmeter decimeter centimeter millimeter micrometer kilometer km 1,0000 .62 mile hectometer hm 100 328.08 feet dekameter dam 10 32.81 feet

    asked by chemiii
  47. math

    i have a number sheet that counts from 1 to 100. and it asks me to circle the numbers that have two more ones than they have tens.what would they be? My first grader had the same assignment tonight on her enrichment packet. 13 is an example. As is 24.

    asked by jerri rose
  48. accounting

    Production of 28,000 units, Variable cost to manufacture on one unit =$12 fixed cost = $240,000

    asked by studio
  49. random error messages

    Sometimes when posting a new message, a software error will occur with an "unable to post" warning. Right now I am working on fixing this error message once and for all. In the meantime, if you get this message, hit refresh on your browser to try to post

    asked by Leo
  50. Math

    (2 questions) Factor each expressions 1) 2c + 2d - cd - d^2 2) abd - abe + acd -ace First rearrange: 2c - cd + 2d - d^2 = c(2-d)+d(2-d)= (2-d)(c+d). The second one is done using the same kind of procedure. Post your work and tell us what you don't

    asked by beth
  51. math: inequalities

    2b < 8 My answer is that b is less than or equal to 3.9. Is that correct? If not, can you explain why it isn't, please? b< or = to 3.9 is correct, but you could just say b

    asked by pinkpolkadots
  52. Customs traditions or habits of the characters

    Customs traditions or habits of the characters-need quotes! I can only find habits of Carlton as a drunkard and tiny customs back in that time period like curtseying in the book the tale of two cites. I need some more. Can anyone help? For which

    asked by the shadow
  53. physics

    what is the meaning and significance of the elastic limit and why it should be avoided? The elastic limit is the maximum deformation a material can go to, after that, structural changes occur, and it yields as if it were a plastic. Many structural failures

    asked by Katrina
  54. science

    what is the charge on a copper nucleus The atomic number is the number of protons in the nucleus and protons have a charge of +1. What is the atomic number of copper? Look on the periodic table. If you don't have one at home, here is one on the web.

    asked by vannesa
  55. math

    e^(-X/2)=12 do i bring the (-x/2) down by ln? how do i procede after that? thanks e^(-x/2) = 12 (-x/2) = ln12 -x = ln12 * 2 x = -(ln12 * 2) can you a also help me with this one? x^2ln(x)=ln(x) thanks x^2 = ln(x)/ln(x) x^2 = 1 x = +/-1

    asked by Linds
  56. Economics

    Muliple Choice: Pizza prices rose from $2 to $3 and quantity demanded dropped from 100 to 75 pizzas. Using the traditional method what is the price elasticity of demand: 2.0 -2.0 -0.5 none of the above Elasticity is (%change in Q)/(%change in P). You have

    asked by Yellow Bird
  57. essay help

    how have you taken advantage of the educational opportunities you have had to prepare/ It’s unbelievable how each year, since the beginning of high school, my perfectly laid plans for myself have deteriorated. When I entered my freshman year, I had

    asked by Anonymous
  58. Algebra

    Simplify the expression (3y+1)^2 + (2y-4)^2 I would start by expanding the two sets of parentheses, then combining like terms. Then take a look at the results and see if it can be factored or otherwise simplified. For example, the first one is 9y^2 + 6y

    asked by Katie
  59. Word puzzles

    Figure out this word puzzel 3= R in a C example 26= L in the A (26 letters in the alphabet) 3 R's (reading, 'riting, 'rithmetic) in a Curriculum? I don't know it could be I'll try it thanks!

    asked by Lanna
  60. AP Pysics

    You are the lead scientist for a criminal investigation unit. Your team has found what might be the gun that caused the murder.Unfortunately the bullet that identifies the gun can not be found,but there is enough evidence that if you can figure out the

    asked by Keshia
  61. math

    the number of furlongs in a league. apparantly there are 8 furlongs in a mile, i learned this just today on my ride home form school. I hope this helps. go to www.google.com and type in 1 furlong to league and hit search. The answer will pop up at you.

    asked by christina
  62. English

    How have the definitions of work, success, wealth, opportunity, and family changed over time? what does this question mean? how do you write your opinion? You might consider these questions: Is work what you get paid to do? Is work what you accomplish?

    asked by Kalli
  63. Earth Science

    How are distances in space measured? What is the nearest star to Earth beyond the sun and how far away is it???? http://en.wikipedia.org/wiki/Light_year http://en.wikipedia.org/wiki/Alpha_Centuri why does Jupiter spin so fast while it's do big

    asked by Carmen
  64. Earth Science

    The (blank) of these common rocks grow large because of the (blank) rate of cooling. Wow that's vague, crystals, slow or fractures, rapid ??? hmmm Variences, differential??nah Pumice rocks greatly expand as they shoot out of the volcano. The (Crystals)of

    asked by Barb
  65. english

    Should the education system attach itself from the electric media of popular culture Since this is not my area of expertise, I searched Google under the key words "classroom education 'electronic media'" and "teaching 'electronic media'" to get these

    asked by Taunya
  66. math

    the smallest number of people in a room where the probability of two of them having the same birthday is at least 50 percent. Answer is between 1 and 31. This is a classic problem given in probability classes. There are plenty of sites which will give and

    asked by christina
  67. Pre Algebra

    How do you subtract and add mixed numbers? Give an example of a problem so that I can show you.

    asked by Doris
  68. english

    How is electric media changing the world for betteror worse Please remember that we are not here to do your work for you. Once you have written out YOUR responses to these questions, please re-post and let us know what you think. Then someone here will be

    asked by Taunya
  69. Calculus - Tangent Line

    Hi, im having problems with the following problem. The main issue is actually starting the problem. Find the two points on the curve y = x^4 - 2x^2 - x that have a common tangent line. First, find the derivative of y(x) so that you know the slope of the

    asked by Andrew
  70. Algebra

    A salesperson has found that the number x of televisions she can sell at a certain price p is related to the equation x=-1/5p + 90 A) Find the number of TVs she will sell if the price is $375 B) WRite a formula for the revenue when x TVs are sold C)Find

    asked by Katie
  71. math

    3%of a = 42 Divide both sides of the equation by .03. a/.03 = 42/.03 What answer do you get? poop

    asked by nrm
  72. Math

    What 2 digit number has 2 one digit factors that have a sum of 16 and a difference of 2?What is it? the numbers are 9 and 7

    asked by Mary-Ann
  73. CHemistry

    Is the charge of nitrogen in N2O +1? If you are talking about the oxidation state of N in N2O, yes, it is +1. Charge, to me, implies that N2O is an ionic compound and it is covalent, not ionic.

    asked by Alyssa
  74. math

    the 2-digit # that is divisible by both the sum and the product of its digits. i got 24 and 30, but would 30 count? in other words, is it ok that 30 is divisible by 0, the product of its digits? 30 isn't divisible by zero. Any number divided by zero is

    asked by christina
  75. Earth Science

    What is circumpolar, when it is visible and what are two circumpolar constellations http://en.wikipedia.org/wiki/Circumpolar_constellation http://en.wikipedia.org/wiki/Circumpolar

    asked by Carmen
  76. Economics

    Multiple Choice: Products with a positive income elasticity greater than one are: a)dying products b)normal goods c)luxury goods d)inferior goods Take a shot. Be sure to research the concepts of normal, inferior, and luxury goods. (hint: "dying products"

    asked by Yellow Bird
  77. AP Physics

    You are the lead scientist for a criminal investigation unit. Your team has found what might be the gun that caused the murder.Unfortunately the bullet that identifies the gun can not be found,but there is enough evidence that if you can figure out the

    asked by Keshia
  78. writing

    Being succesful in college means students must find ways to stay motivatied. Some ways to stay motivated are sports and extracurricular activities. I am writing an essay-- can you suggest any ideas on this topic? is there a particular sport or

    asked by beau
  79. math(7th grade)2(PLz Help BOB)

    9 is the GCF of 18 and this 2 digit number between 50 and 60.What is it? what number between 50 and 60 is divisible by 9? (hint: what is 9*6)

    asked by Mary
  80. Economics

    Show price elasticity of demand for Company XYZ’s product. Using the following data: Price Quantity 2000 5.00 100 2001 5.25 115 2002 5.50 150 2003 6.00 198 Calculate endpoint elasticity from 2000 to 2003 over the entire period. Use the arc convention and

    asked by Yellow Bird
  81. government

    How did the constitutional delegates solve these problems? Secret ballots I think~ don't quote me I could be wrong. Ken is wrong. The delegates compromised, and you need to expand on the compromises. They are in in your text.

    asked by cc
  82. shuttle run

    what would be a suitable wa up plan before i do the shuttle run Huh? I have no idea what you asked Ahhh. I figured it out. Warm up plan. http://www.cmcrossroads.com/bradapp/docs/rec/stretching/stretching_5.html#SEC40

    asked by lydia
  83. math

    one of two numbers that can be both the area and perimeter of a triangle whose side lengths are a Pythagorean triple.

    asked by christina
  84. math

    the largest integer that is not the sum of 2 or more different primes.

    asked by christina
  85. Math

    calculus help needed example: sin-1(-1/2) how do you figure this out? The sin^-1 means the arcSin, or the angle whose sine is ... so sin^-1(1/2) is the angle whose sine is -.5, which is -30 degrees. In your calculator, put in -.5, then press INV sin. so as

    asked by Linds
  86. Algebra HELP!!

    Plz help me!! And what is your question?

    asked by Margie
  87. Biology- Taxonomy Project

    Distinguish between the schemes that use Domains with those that use Kingdoms. I don't know where to find this stuff. Thank you in advance http://faculty.plattsburgh.edu/neil.buckley/Concepts%20in%20Biology/Lecture6DomainsandKingdoms.htm vashex cnfsaor

    asked by Amanda
  88. Science

    Where can I find A article on evolution? http://en.wikipedia.org/wiki/Evolution

    asked by Briana
  89. Math

    The square of the least 2 digit prime number.What is it? the least two digit prime number is 11. square that and you have your answer.

    asked by Mary
  90. college essay first question

    this is the question about taking advantage of educacation. now this paragraph sounds so simple. can you give me examples on how to improve it. and in the bracket, how can i write that in a better way. it sounds confusing As a high school student for three

    asked by Anonymous
  91. physics

    extrapolation is the process whereby we extend an established numerical relationship between two variables beyong the elastic limit, why extrapolation would not be usedful in this particular situation? What "particular situation" are you talking about?

    asked by Katrina
  92. math

    one of four #s where n! has n digits.

    asked by christina