1. Math(Please check)

    1) Find the equation of the following lines: A)Through the point (-4,2) and perpendicular to the line y=-1/2x +1 y-y1=m(x-x1) The reciprical of -1/2 =2 So my answer is y-2=2(x+4) or simplified y=2x+10 B)Through the point (1,1) and parallel to the line
  2. History

    In your own words answer each questions 150 words 1. Why are elections in the United States longer, more expensive, and more candidate-centered than in European democracies? 2. Knowing that the right to vote has been such a hard-fought entitlement, why do
  3. Science

    Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in
  4. Technical wrtiting

    Internet Source Distortion/Misrepresentation From media,or the Internet, identify an example of each of the following sources of distortion (faulty causal and/or statistical inference) a. A study with questionable sponsorship or motives b. Reliance on
  5. English

    1. Who are they? They are student reporters. 2. What are they? They are student reporters. 3. What's their job? They are student reporters. 4. What do they do? They are student reporters. (Which questions are suitable for the answer?)
  6. Probability and Statistics

    Hi, I am having a lot of trouble with Normal Distribution. I do online school and this lesson didn't really explain how to exactly complete the following problems. My teacher said that the answers to the problems below were all incorrect. I would greatly
  7. English-(PLEASE CHECK)

    How does George show he protects Lennie when they meet the boss? My Answer- George answers all of the boss' questions himself to prevent the boss from finding out that Lennie was crazy and not smart and then not giving them jobs. Also, George tells the
  8. Chemistry

    What are charateristic of a ionic bond and a chemical bond? Answered below for characteristics of ionic bonds. I don't understand characteristics of chemical bond since an ionic bond is a chemical bond. Perhaps you can rephrase your question. For my
  9. Writing

    Expository essay prompt: Describe the evolution of communication in the last 20 years since the advent of the Internet. Note: I wrote the essay in 15 minutes. Please give me some feedback and rate my essay from 1 (lowest to 5 ( highest). My essay: In
  10. Health and Physical education just three questions

    1 The Body's reaction to information is to send these to the brain. A neurons B impulses C dendrites D synapse 2 The part of the brain that controls movements and balance is the A cerebrum B derebellum C brain stem D frontal lobe 3 When diving into water,
  11. Physics

    Is there anyway you can answer these questions with the information provided. Its using the moving man program. Procedure Place the man so that he is positioned at the 0.00 metre (m) mark. Set the initial velocity at -2.00 m/s and the acceleration at 0.50
  12. US History

    Can you please help me with these questions? After the Revolution, _______________ colonists left the states for other parts of the British Empire. George Washington’s forces were not permanently defeated by the British in the Battle for New York because
  13. Statistics

    Research Question for Parts 1 and 2: A health psychologist wants to study overall student health on a university campus. One measure he decides to take is that of minutes exercised per week. Assume that we know from previous studies that the population
  14. math

    Is there an easy way to tell what graph I should use for questions like this? The following is a list of product manufacturing levels for the 50 states in 2004 ($ millions): 76, 5, 42, 55, 388, 34, 45, 17, 84, 131, 5, 17, 210, 184, 79, 56, 97, 124, 14, 36,
  15. English

    Acemoglu and Robinson pithily diagnose the cause of these disappointing outcomes in their final chapter: "Attempting to engineer prosperity without confronting the root cause of the problems—extractive institutions and the policies that keeps them in
  16. history--Music in the 60's

    i have tp write ann essay in historey about important events in the 60's and i have chosen to do mine about music in the 60's and i would like to ask if anybody was alive in the 60's to help me? Post your questions. how did musicchange in the 1960's?? You
  17. research in education

    Using a laid down procedure for problem identification. Identify a problem in visally handicap and: (a) write the background of the study of the problem. (b) state the problem in interrogative and declarative form. (c) give significance of the study. (d)
  18. Pre-Algrebra

    3. 2x^2+6x-7x+8-3x^2+1 A. 2x^2+x+9 B. -2x^2-x-9 C. -x^2-x+9 D. x^2+9 4. What are the coefficents in the polynomial 4x^2+3x-3 A. 4,-3,-3 B. 4,3 C. 4,3,3 D. -4,-3 6. (7x^2-x-2)-(6x^3+3) A. 6x^3-+7x^2-x-5 B. -6x^3+7x^2-x+1 C. -x^3-x-5 D. x^2-x+1 7. Suppose
  19. Math

    Sandra needs 2 5/8 yards of rope she needs for her class project. She has 5 pieces of rope that are each 3/8 yards long. Does Sandra have enough rope. If not explain why. My son wrote no she doesn’t she needs 18 more yards of rope. Can you explain this
  20. Calculus

    How do you take the limit of a composite piecewise function f(f(x))? Only the graph is given. lim f(f(x)) x->2 I figured the way to do it was to find the lim f(x) = C then find lim f(x). x->2 x-> C The simple questions on Khan academy's "Limits of
  21. Logic and Reasoning

    Consider the following pattern involving fractions: 15/20=3/4, 15-3/20-4=12/16=3/4 18/15=6/5, 18-6/15-5=12/10=6/5 1.) Make a conjecture about the pattern. Show that the conjecture is true for another example. 2.) Explain how inductive reasoning can be used
  22. English

    Hello. Please help me with a few lexical questions. 1)Is it possible to use "spot" in the following context: "the scandal spotted his political reputation"? 2) Is it possible to say "Hosni Mubarak was a)discharged b)dismissed c) dismissed from power"
  23. physics HELP!!

    3. A rocket car is traveling on a linear horizontal frictionless track when it suddenly runs out of fuel. The car has achieved a speed of 100 meters per second at the very moment the fuel is completely spent. The track then suddenly changes to a 30-degree
  24. Math

    PLEASE HELP ME! You are measuring walnuts for banana walnut oatmeal and a spinach and walnut salad. You need 3/8 cup of walnuts for the oatmeal and 3/4 cup of walnuts for the salad. You have a 1/4-cup scoop. Describe two different ways to find how many
  25. Spanish

    Is this correct how I answered these two questions? Donde vive presidente de los Estados Unidos? My answer: El presidente vive en Washington, D.C. De donde es tu amigo? Answer: El amigo es de Colombia. I know I didn't use accent marks-I will put those in,
  26. STATISTICS

    I need help with 2 questions-TODAY-HELP 8. Assume that the MM207 Student Data Set is a random sample of all Kaplan students; estimate the proportion of all Kaplan students who are male using a 90% level of confidence. 9. Assume you want to estimate with
  27. Chemistry

    Posted by Hannah on Saturday, April 18, 2009 at 3:05pm. Find the pH of a 0.010M solution of NH4ClO4 and the pH of a 0.010M solution of NH4C2H3O2. Responses * chemistry - Anonymous, Saturday, April 18, 2009 at 3:36pm after finding the ph of the
  28. elem alg

    On a certain test, the student gets 3 points for each correct answer and loses 2 points for each incorrect answer. The test has 37 questions total. (no question can be lfet blank.) If x is the number of answers a students gets correct, write and express
  29. University Chemistry (first year)

    I'm working on a first year chemistry lab where we synthesized alum from alunimini foil and I'm doing the report and one of the questions is as follows: Based on your findings, what volume of water can be cleared of suspended solids by one beverage can
  30. english

    please can you help me to arrange if my answers are correct. 1. subject - the audience from ahich you are writing 2. puropose - the reason you are writing 3. readers- the physical, economic political and ethical use place in which the audience will read he
  31. instrumental anaylsis

    We were given an unknown to identify using UV-VIS spec based on the wavelength of maximum absorbance and the shape of the curve produced. One of the questions at the end of the report is "Are you able to identify the chromophore? Describe." I'm not exactly
  32. Math

    Shawn needs 190 liters of a solution that has a concentration of 18 g/ml for the manufacture of computer parts.  Shawn has an unlimited supply of a solution with a concentration of  37 g/ml.  Using the Formula  C1*V1=C2*V2 answer the following
  33. Chemistry

    I'm in 10th grade and we did a titration lab; with every lab we have to answer follow up questions and I'm totally stuck on this one: We did not uses the volume of the water added initially to the Erlenmeyer flask in our calculations. Why? Ok as far as
  34. Chemistry

    1.) A vapor volume of 1.17 L forms when a sample of liquid CH3CN absorbs 1.00 KJ of heat at its normal boiling point (81.1 C and 1 atm). What is the heat of vaporization in KJ per moles of CH3CN? 2.) The vapor pressure of water at 25 C is 23.76 torr. If a
  35. French - SraJMcGin/Frenchy

    I'm posting questions related to those paintings one by one. Detestez-vous une peinture? Laquelle? Pourquoi? English: [Yes, I hate the painting, "A Japanese Bridge", because it is not clear.] French: [Oui, je deteste la peinture, A Japanese Bridge, parce
  36. literature for kids

    Mrs. Edwards read Owl Moon to her class. As she read, she paused from time to time to allow the children time to think about the story. She used a different voice for each character. When she finished, she asked questions that helped her students
  37. english

    unscrabble saocitnenrov fiubyeta jax, joe, jill, max, kayla, john, or whoever -- Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your assignment on your own. Try these:
  38. calculus

    (1 pt) The following table gives the cost and revenue, in dollars, for different production levels, q. Answer the questions below. q 0 100 200 300 400 500 600 R(q) 0 540 1080 1620 2160 2700 3240 C(q) 650 915 985 1115 1270 1870 2605 At approximately what
  39. Writing

    Could someone please help me write this sentence/sentences and punctuate it properly: Additional key questions answered by the management plan include: how the work is to be completed to achieve the project goal, how the changes will be monitored and
  40. biology

    I'm doing a paper on a case study. The man, John Doe, is 55 years old, has high cholesterol, and has experienced frequent chest pains, profuse sweating, dizziness, and shallow breathing. These are the questions I have to answer: 1) What physiological
  41. science

    A university student wants to perform an experiment using mice as test subjects. The procedure would require the mice to be injected with a specific bacterial infection and then treated with an antibiotic. Their response to the treatment would be observed
  42. English

    These are the very last questions of the day. Thank you all in advance 1) How did the Elizabethans conceive the universe and by whom did they belive it was ruled? 2) Outline the characters of Brutus and Antony and refer to their attitude towards the crowd.
  43. science

    A university student wants to perform an experiment using mice as test subjects. The procedure would require the mice to be injected with a specific bacterial infection and then treated with an antibiotic. Their response to the treatment would be observed
  44. Chemistry

    The following questions refer to the following acids and bases. A) Hydrazoic acid HN3 Ka = 1.9 x 10^-5 B) Hydrofluoric acid HF Ka = 6.8 x 10 ^-4 C) Nitrous Acid HNO2 Ka = 4.5 x 10^-4 D) Phenol C6H5OH Ka = 1.3 x 10^-10 E) Aniline C6H5NH2 Ka = 4.3 x 10^-10
  45. psy 210

    Relationships, similar to people, encounter stages of development. Describe how a person moves through each of the 5 stages of Levinger's ABC's of relationships model. As you write your description, include answers to the following questions: 1. What do
  46. Physical Science

    Based on a data table of their preliminary observations, which is shown below, complete the final column entitled: “Number of Valence Electrons” and then answer the questions that follow. Element Name Symbol Group Number Alkalininium A 1 Earthium E 2
  47. eth

    The final project for ETH 125 is a 1,400- to 1,750-word autobiographical research paper on race in your community. The CheckPoints and assignments in class are designed to stimulate your awareness of cultural diversity issues, so, as you craft your final
  48. computers

    In a 350 word written paper, using pseudocode, write a program on how you turn a corner in an automobile. Note that there is a stop sign in the intersection. Determine the logical steps involved and write the pseudocode. Consider the following questions
  49. Science

    Discuss your opinion of the consequences of artificial selection and the advantages and disadvantages of using genetic information in society. Use facts from your research to support your opinion. Cite the sources for your facts. Also, discuss your answer
  50. writing

    Write a 150- to 200-word paragraph to explain how purpose, audience, tone, and content would impact the following topic: What do you hope to accomplish COM 155? Be sure to use the three components of a good paragraph covered in this week’s readings. In
  51. Adv. Math

    I don't understand these questions. I got them wrong on a test so I jus want to know what is the answer and how to do it: Which estimate is the best for 1/2 of 385? A)2 B)20 C)19 D)39 ____________________________________ The International Space Station is
  52. Math (statistics)

    In an examination a candidate is given the four answers to four questions but is not told which answer applies to which question. He is asked to write down each of the four answers next to its appropriate question. b). show that there are 6 ways of getting
  53. Physics

    I have two questions: How many hours of light and darkness are there in June at regions south of the Antartic Circle (dotted line in Southern Hemisphere)? Six months later, when the earth is at the December position, is the situation in the Antartic the
  54. chem

    ok my professor lost me when explaining this material so please bare with me and help me step by step one of the questions is: after absorbing 1850J of energy as heat, the temperature of a .500-kg block of copper is 37C what was its initial temperature
  55. Grade 12 Math-Urgent!

    Bacteria have a doubling time of roughly 10 hours. A normal bacteria starting population would be approximately 10,000 bacteria per ml of fluid...I am not sure if I have done these questions correctly and would like some confirmation before I hand this in
  56. English - ms. sue

    ms. sue u be able help me with my english questions?
  57. Grammar and Composition

    Hi, I have started working on the Phone Book Character essay again. i did the drafting sheet just now. I will try to do as much of the essay as i can, while ofcourse still asking questions from you guys when i need help, but mostly i want to do it on my
  58. college

    Can someone please help me answer these questions? I need to present them by 6/2/09. I will appreciate your help. 1.What is one way the U.S. legal system impacts U.S. businesses? How do specific aspects of the U.S. legal system contribute to furthering
  59. Math Help Please

    Kale is building a small basement suite. The bathroom takes up 1/3 of the suite and has an area of 12m2. 1. Draw the room and label all the areas 2. what are the possible dimensions of the bathroom? 3. what is the area of the rest of the suite without the
  60. Science Help! Just 2 Questions! Really Quick!

    Placental mammals develop _______ A) In an egg laid in water B) A pouch of their mother's body C) Inside the mother's body D) Inside an amniotic egg Angiosperms reproduce with _______ A) Spores B) Seeds C) Cones D) Amniotic egg My answers: 1)A* 2)B* I need
  61. Math

    Consider the curve represented by the parametric equations x(t)= 2+sin(t) and y(t)=1-cos(t) when answering the following questions. A) Find Dy/Dx in terms of t B) Find all values of t where the curve has a horizontal tangent. C) Find all values of t where
  62. English

    Could you check if the following instructions are correct? Thank you. 1) It takes me ten minutes to go to school by motorbike 2)Complete the sentences with the correct form of the Present simple or the Present continuous 3) Complete Mary’s story with the
  63. Math

    Consider the curve represented by the parametric equations x(t)= 2+sin(t) and y(t)=1-cos(t) when answering the following questions. A) Find Dy/Dx in terms of t B) Find all values of t where the curve has a horizontal tangent. C) Find all values of t where
  64. Math

    Janna is using a cone-shaped cup to fill a cylindrical container. The cup has the same height and radius as the container. How many times will she have to fill the cylindrical container? A. 1/3 B. 1 C. 2 D. 3 It didn't show the numbers for the radius or
  65. Mass Communication

    The act of communication is best understood as one that has social implications.Explain briefly Please note that we don't do students' homework for them. Once YOU have come up with a response to YOUR questions, please re-post and let us know what you
  66. Help on PreCalc

    Hi Tutors, I've tried solving the problem below, but I keep getting it wrong. I've solved 3 similar questions thanks to Reiny and Steve, but this one, in particular, is giving me problems. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Use the given information to
  67. modern algebra

    I have two questions... I would really appreciate some help... 1) Suppose phi is a homomorphism from G to G' and that G' has an element of order 8. Prove that G has an element of order 8. (I can show that G has an element g^8 that maps to the identity in
  68. English

    I have an essay due Sunday, so could someone read my writing? If there are any unclear points, please ask questions for clarity. You may also point out spelling/grammar errors, but please to not tell me what to rewrite to fix the errors. Thanks! Throughout
  69. US History

    If you have a map of 19th century US and the names of the states are changed to Irish names, ie: Irish Sea , Mulligan, etc. And the question was to compare the map to a typical US map, would you answer with just explaining the obvious changes, or is there
  70. English

    Look at the things in the picture. What can you see there? Answer the questions looking at the picture. What are you going to do? I'm going to go for a hike. I am going to write three postcards and send them to my friends. I am going to listen to music
  71. Spanish1 help

    Fill in the blank with the correct conjugation of the verb in parentheses. ¿(Trabajar) __________ tú por la tarde? When entering your answers for fill in the blank and essay questions, please be sure to use accent marks and/or correct punctuation to
  72. Hospitality: food, shelter, and fun away from home

    Franchising is very common in the hospitality industry. Both the franchiser and franchisee have rights and responsibilities. In this assignment, you review a Web site dedicated to promoting fair practices. As you compare the information in the text with
  73. Math ---Helper

    Helper I really need ur help with some of my math questions down below, ur the best math tutor on here, need ur help please.
  74. English

    1. Let's play tennis, shall we? 2. Let's not play tennis, shall we? 3. Let us play tennis, shall we? (Are the tag questions all grammatical?) 4. Have a cup of coffee, will you? 5. Have a cup of coffee, won't you? (Ae both okay? What is the difference
  75. 7th grade Language Arts Ms. Sue please

    Questions 1­–2 are based on "Loser." Questions 3–5 correspond to "Friends Forever." 1. What event caused the main character to change? (1 point) his date with Jenny his parents' deaths his strange talent finding the lost boy 2. How did Jenny react
  76. English

    Choose the meaning of the bold words in questions 1-6 1. Men hold me/ FORMIDABLE for GUILE in peace and war: / this fame has gone abroad to the sky’s rim. (from the Odyssey, Part I) (1 point)ancient; agility intricate; courage awesome; cunning
  77. Chemisty

    Answer the questions below for an element that has the electron configuration 1s2 2s2 2p6 3s2 3p3. A. What is the symbol for this element? B. What is the atomic number of this element? C. How many unpaired electrons does an atom of this elelemt have? D.
  78. physics please help!

    A car driving along a straight road increases its velocity from 2.8 m/s to 9.7 m/s in 3 seconds. Calculate its acceleration in m/s^2 A skier in the Giant Slalom will accelerate at a constant 5.0 m/s^2 If she starts from rest, how fast is she going after 5
  79. Social Studies

    Please review the question and my answer. Thank you tutors. Q: What did AGENTS do for the sugar plantations? My answer: Agents took over the sugar plantations. If there is more than that for the answer that I gave, then please tell. Thank you tutors. I
  80. AVID (elective)

    Hi! I have 2 questions. Teacher told me that I have to answer each question by an essay. But please just give me only 4 sentences if that's alright. 1. How does booker t. washington ideas in UP in slavery and avid's mission similar? 2. What are the similar
  81. Math

    Me and Lisa have the same math homework. And I was wondering what would be the answer to this question and the steps provided to get this questions answer? A pre-election survey showed that 2 out of every 3 eligible voters would cast ballots in the county
  82. Grammar

    I'm having a hard time understanding the difference between active voices and passive voices. Here are some questions that I tried to answer, can someone please correct them for me? Write P for passive or A for active 1.A tiny kitten wandered into the
  83. MATHS

    A travel agent arranged a payment plan for a client. It required a down payment of $150.00 and 12 monthly payments of $642.00. What was the total cost of the plan? 2. translate into math expression and solve. Some number divided by negative four is four.
  84. Social Studies

    True Or False Questions: The Crusades helped to increase the flow of trade in Europe The joint-stock company, in which individual men invested and profited in proportion to the number of shares purchased, was the principal instrument of England's overseas
  85. Chemistry

    Okay so I'm doing an assignemtn and one of the questions has stumped me. It asks: The solid fuel booster rockets on the space shuttle employ a mixture of aluminium and ammonium perchlorate. The reaction is: 2Al(s) + 2NH4ClO4(s) → Al2O3(s) + 2NO(g) +
  86. History

    I have a few questions on the Trans-Atlantic Slave Trade? 1) What was the total profit of one slave trade trip? 2) What was the total cost of expenses for one slave trade trip? 3) Investors made 110%. 110% of what?
  87. reading

    Through the tunnel by Dory Lessing 2 questions? 1. Richard and Jerry share similar character traits. Identify two ways these boys are quite similar. Use details and examples from the text to support your inferences. 2. both narrative selections selections
  88. Human Geography (Religion)

    So I have to do a project on the Cultural Interaction in Religion. My religion is Sikhism. Here are the questions I'm supposed to answer in my presentation: How does the religion impact other aspects of culture? How does this religious faith influence the
  89. English

    1. What can robots do? They can do many things for us. 2. What does Albert Hubo like? He looks like a real person. 3. What can Albert Hubo do? He can walk, talk, laugh, cry, and shake hands. 4. Where does HiRobo work? He works at a car factory. 5. What can
  90. Intergovernmental Relations

    I am doing a paper on the balance of power between federal local and state governments in the even of a national disaster. One of the questions posed to me was Should the federal government's superior financial resources supersede concerns about
  91. social studies

    I need help on these questions: 1.) What is the name of someone who sold wares and spread news in Colonial Times? 2.) What did children ages six to eight attend in the Colonial Times? 3.) Windows were made by soaking cloth in WHAT oil? 4.) What is the game
  92. Calculus

    Given the function y=(x^2-5/x+3), answer the following questions. a) Find dy/dx. Simplify your answer b) Find the coordinates of any points on the graph of y where the tangent line is horizontal. Show your work. c) Are there any points on the graph of y
  93. Honors Chemistry

    I have two questions on my review study guide that go like this: 1) What is the equation for calculating the energy change that occurs when a substance changes state? 2) What is the equation for calculating the energy change that occurs when a substance
  94. Infant and Toddler

    What are some ways infants develop their language skills? Include some specific ideas for age appropriate toys,books,experiences. Angie and/or Jessica, Please note that we don't do students' homework for them. Our tutors try to give you the information to
  95. grammar

    he patient was brought 1 to the operating room, and2 Bier block anesthesia3 was performed. The right upper 4 extremity was prepped5 and draped 6 in7 the usual sterile 8 manner. A longitudinal9 incision was made10 along11 the thenar 12 crease. This13 was
  96. Environmental Science

    only 10 percent of the energy is passed from one trophic level to the next. Explain where the other 90 percent of the available energy goes. Thank you for using the Jiskha Homework Help Forum BUT we are here to HELP you not to DO the work for you. It is
  97. math - bearings

    Starting from their base in the national park, a group of bushwalkers travel 1.5 km at a true bearing of 030°, then 3.5 km at a true bearing of 160°, and then 6.25 km at a true bearing of 300°. How far, and at what true bearing, should the group walk to
  98. geometry

    I have a few questions about finding the area. I don't know how to link images on here, so I will just try my best to describe the shapes. First question: What is the area of the figure below? It is a parallelogram connected to a triangle. The spotted line
  99. vocab

    Hello. I have got homework and I need help. Could you help me, please? Here are questions: =========== Complete the sentence with words to describe the taste of food: "There aren't many spices in this. It's very ........" Complete the sentence with words
  100. Chemistry: Bunsen Burner Lab

    Hi! I have recently completed a bunsen burner lab and need help with a few conclusion questions: 1) What kind(s) of energy is released by the reaction of fuel and air in this system? 2) Which part of the Bunsen flame is hottest? How do you know? ->I