1. 3 questions--World history

    1. Horizontal lines of latitude that run across the globe are known as parallels meridians hemispheres poles 2. Which projection is most useful to sea captains? the Mercator projection the Robinson projection the Winkel Tripel projection a planar
  2. MTH 157

    I need help on these two questions. 1. Describe what happens to the three points of concurrency that determine the Euller lines when the triangle is (a) isosceles, (b) equilateral 2. Which of the following triples of numbers can be the sides of a right
  3. math

    simplify 12b^-6/3a^0 you should read my notes on "rob"'s questions if you're not the same person. lol if that's 12(b^-6), then the answer is 12/(b^6) if that's (12b)^-6, then the answer is 1/((12^6)*(b^6)) 12b^-6/3a^0. I think this is 12(b^-6)/3(a^0). a^0
  4. English

    [There is a big water container for the experiment. We can see an orange floating on the water.] The air pockets make "a)the orange" lighter than the water, so it floats. How , then, can you sink "b)the orange"? ...It sinks because "c)the orange" is now
  5. Chemistry

    I'm doing a redox potential/lead acid cell experiment and one of the questions that were asked was: -What were the identities of the gases you saw being produced at the + and - electrodes during the cell conditioning process? We used H2SO4 How do I go
  6. science

    what is a ph scale? what is a acid? what is alkalis? what acid and alkais can you find around the house? (put pictures to go with this). when u are giving an explanation of what ph scale, acid and alkalis mean plz be as clear as possibe, use understandable
  7. Physics help - Waves and Sound Questions

    1) A 1.50-m long gas column that is open at one end and closed at the other has a fundamental resonant frequency 80.0 Hz. What is the sound speed in this gas? a) 120 m/s b) 30.0 m/s c) 480 m/s d) 213 m/s e) 53.3 m/s 2) You drop a stone down a well. You
  8. college

    • Write at least 300 words describing a time when you had to test a theory. This theory may be something you have tested at work, school, or even at home. • Answer the following questions in your summary: o What type of informal research method did you
  9. math

    Ellipses question: x^2/25 + y^2/169=1? 1. state lengths of major & minor axes 2. state the x-inter and y-inter 3. find coordinates of the foci 4. find the points of intersection with line y=1-2x 5. graph 6. find the equation of the ellipse after it is
  10. English

    A couple more questions on Transitive and Intransitive verbs. 1. Zoo keepers harvest bamboo for pandas. 2. Asian farmers live in bamboo houses. 3. Their sandals are made from bamboo strips. 4. People sometimes sleep on bamboo mats. 1. Trans 2. intrans 3.
  11. chemistry

    I did a lab on pressure and depth today. This lab was to simply submerge a plastic tube into a large graduated cynlinder to find the relationship between the two. I found that as the depth increases, so does the pressure. One of the questions I'm stuck on
  12. English

    1. I got a C- on the math test. Reading: C - : C minus (right?) 2. The math problems are difficult to solve. 3. The math questions are difficult to solve. ------ Are both OK?
  13. English

    What is your personality like? What is your character like? Describe your personality. What are you like? Would you like to describe you personlity? (Answer) I am somewhat extroverted. (Are the questions all correct? Which one is the better between
  14. English

    Can someone check these questions, please? Thank you in advance In Shelley's Frankenstein, what are the traits that remind us of a Gothic novel? 2)Discuss the concepts of beauty and youth as portrayed by Lord Henry in chapter 2 of O. Wilde's The Picture of
  15. English

    Thank you for your corrections. I still need your help with a few sentences. I apologise for not writing an introduction to my previous post. 1) Pay careful attention to the plural of words and to the spelling of the verb “say”. 2)As you started
  16. Technology

    (this post never got answered :() I need help with these two questions: 1. Sheet metal and copper piping are examples of a. natural resources b. industrial products c. consumer products d. standard materials I think it's either B or D 2. Which of the
  17. Math Questions

    1.) What is the inverse of the relation (3, -1), (2. 5), (-4, -4)? 2.) What is the inverse of the relation (1, -3), (3, 5), (6, -2)?
  18. U.S. History

    I TOTALY NEED HELP..... i have to answer 4 questions in a paragraph or long enough to fully explain it.... the questions are 1) Discuss the economic and financial programs of secretary of the treasury alexander hamilton. What id they include? What was
  19. pre-algebra

    Use the figure to answer the following questions. figure for questions 1–3 1. Name a pair of complementary angles. (1 point) angle sign1 and angle sign4 angle sign1 and angle sign2 angle sign3 and angle sign4 angle sign1 and angle sign6 2. If mangle
  20. Algebra

    Ursula wrote the sum 5.815 +6.021 as a sum of two mixed numbers. part A. What sum did she write? b. Compare the sum of the mixed numbers to the sum of the decimals? Please answer both questions thanks
  21. Chemistry

    Suppose I put 1 billion bacteria in a 10 ml tube of saline, mix well, and label this tube A. Answer the following questions: 1. Take 1 ml from tube A and put it in an empty tube B. What is the concentration and number of bacteria in tube B?
  22. Chemistry

    Suppose I put 1 billion bacteria in a 10 ml tube of saline, mix well, and label this tube A. Answer the following questions: 1. Take 1 ml from tube A and put it in an empty tube B. What is the concentration and number of bacteria in tube B?
  23. math 11 review

    A couple of extra practice questions I can't remember how to do. Can anyone help? 1. "2*squareroot*5(3*squareroot*7 + 8*squareroot*12)" I simplified down to 6*squareroot*35 + 2*squareroot*15, but now I am stuck! 2. "The sum of a number and the square of
  24. college math

    10. For questions 10-13, use the following data: 13 29 41 60 89 14 26 53 7 14 What is the arithmetic mean of the data? (Points: 5) 20 14 34.6 82 11. What is the range of the data? (Points: 5) 14 34.6 82 50 12. What is the variance of the data? (Points: 5)
  25. Science

    The topic is waste minimization. One of the questions that i need information on is this: How bad is it locally (USA)? In case locally in USA. Whats bad waste.
  26. History

    I need help on a few questions.. Full sentences would be nice. 1. When was Rupert's Land given to Prince Rupert? 2.What areas of land does Rupert's land cover? 3.What is called Rupert's Land now?
  27. Precalculus

    I know I posted this but I have some questions.. So is the general solution: theta= +/- 222+360k Then is it legal to .... -222+360(1)???? 222+360(0)=222(just like your answer) How come there is only one answer????
  28. physics 1

    use these values of initial position and initial velocity in the following questions. Initial position 1.0 m above ground Initial velocity 6.3 m/s up.. What is the magnitude and direction of the acceleration as the ball goes up?
  29. business

    i have a case study in decision making the book name is making hard decisions with decisions tools can anyone help me solve the questions on the case study
  30. Math

    these numbers in ordered pairs are related to each other. 1.(1,2), (3,4), (5,6), (0,__), (10,11), (2,___), (___,7), (8,__) 2. (9,3), (3,1), (12,__), (__,2), (___,7), (8,___) 3. (4,9), (5,11), (2,5), (6,__), (__,7), (10,__), (__,3) 4. (3,10), (6,37), (2,5),
  31. Trig(Last 6 questions to check. Thanks to EVERYONE

    Find the amplitude, if it exists, and the period of: y=cos3x. |a|=|1| amplitude = 1 period = 360/b period = 360/3 period = 120 degrees
  32. math

    Answer the following questions below that go with the following: Let's say that a locker combination lock uses numbers 0 through 39 for a 3 digit combination. 1.) Exactly how many combinations are possible if NO digit may be repeated? And how many
  33. Math

    these numbers in ordered pairs are related to each other. 1.(1,2), (3,4), (5,6), (0,__), (10,11), (2,___), (___,7), (8,__) 2. (9,3), (3,1), (12,__), (__,2), (___,7), (8,___) 3. (4,9), (5,11), (2,5), (6,__), (__,7), (10,__), (__,3) 4. (3,10), (6,37), (2,5),
  34. acids and bases

    Use the acid-base reaction HI + CsOH CsI + H2O to answer the following questions. i. What is the Arrhenius acid and what is the Arrhenius base in the above reaction?
  35. Math

    here are the results from Stacey's last five quizzes Quiz right Wrong 1-------->4------------>1 2-------->16----------->4 3-------->20----------->5 4-------->16----------->4 5-------->20----------->5 on the sixth quiz, Stacey
  36. Algebra

    I don’t understand how to solve these last three problems. Can someone please help me? Determine whether the graphs of the given equations are parallel, perpendicular, or neither. (questions 6-8) 6.) y = -2x + 3 2x + y = 7 A: Parallel B: Perpendicular C:
  37. To all students posting math questions

    Please know that at least 3 of our frequently posting math tutors are away from their homes on trips. There are other very good tutors who are online, but less frequently. You'll need to be very patient.
  38. Social Studies

    I need to find the terms for these questions. I have been unable to find any of these terms. -What is the term for the legal protection members of Congress have? -What is the name for the private meetings in which Republican and Democratic members in each
  39. writing

    What can be done about performance-enhancing drugs in sports? If you do a search on performance enhancing drugs, you will find good web sites, the best probably is "How stuff works..." good luck... Once you have something written up in which you state YOUR
  40. Physical Science

    I need help answering these two questions, can someone please help? 1.How does energy transfer by waves differ from energy transer my moving objects? 2.Define amplitude and frequency as they relate to a wave. [I know amplitude is the height of a wave and
  41. Chemistry

    My head is spinning from this chapter! I've done most of the questions by myself but I have no idea what formulas I should use for these last two. Can you walk me through them so I can understand what I need to do? 1. What volume of 5.0 M HNO3 is required
  42. 205 critical thinking

    Week six day 2 Discussion questions Vacuum Sales digital story: Of the two arguments provided in the digital story, which is valid and which is sound? When you are building and argument for an issue that is significant to you, do you think it is more
  43. biology

    Please help me answer these questions: 1. Advantage and disadvantage of cell division on the economy of animal? 2. In what part of plant is most likely to find mitosis? 3. Where to look to find mitosis in animal? 4. During what stage of the cell are the
  44. literature

    I have 4 questions left that I cannot find the answers for . Any help would be appreciated . The story is The Hound of the Baskerville. Who is coming to take over the manor? Why doesn't Dr. Mortimer want him to go? How does Holmes know that Dr. Watson
  45. Earth Science

    I am struggling with these two questions I have looked all over the internet && even my science book but still no answers...thank you to anyone that can help. ♥ What is unique about Earths position in the Solar system as it relates to water, and why
  46. English

    We are reading The Return of the Native by Thomas Hardy and answering questions but I am thoroughly at a loss. here's the question: Paris functions as a symbol in the novel, but to Eustacia it symbolizes something quite different than it does to Clym.
  47. social studies

    Can you help me? I am stumped! We are supposed to use our book to fill in the answers. This is the questions I need your help with 1. A (n) is a state's or a country's system of producing, and consuming goods and services. My answer is economy, but our
  48. French

    I'm in grade 9, and my oral exam is coming up on monday. One of the possible questions involves knowing the plot of the textbook 'Sans frontieres 9e' that I had to return already. Specifically 'Selon toi, qui a commis le crime a\Logi-clique? Pourquoi?'
  49. Social Studies

    How do I find information on the internet about things like what is the sole right to trade in an area. Im doing a crossword and ive already looked in the book. Some other questions are A colony leader. Colonists sent to the americas by judges. What king
  50. American Business History

    Write a 2-3 page essay analyzing the Jonathan Prude essay you read in this unit and address the following questions: How do our modern day conceptions of what a factory is or what industrialization is affect our interpretation of historical
  51. university of phoenix

    4.Suppose you administered an anxiety test to a large sample of people and obtained normally distributed scores with a mean of 45 and standard deviation of 4. Do not use web-calculator to answer the following questions. Instead, you need to use the Z
  52. Physics/Math

    A displacement vector r in the xy plane is 6 m long and directed at angle [Theta] = 36°. Determine the x and y components of the vector. _____ m (x component) _____ m (y component) I will be happy to check your answers, or critique your thinking. We don't
  53. Philosophy

    key contributors to Christianity's's impact on philosophy http://ca.answers.yahoo.com/question/index.php?qid=20061025190551AAhv40b Here's an interesting response to this same question. There are some good ideas here to follow up on. Please note that we
  54. science

    why do we find the major land biomes at specific locations on the earth in both the northern and the southern hemispheres? Variations in climate determine the biomes. These variations are determined by the frequency and direction of winds and ocean
  55. Math

    Please explain to me how to figure out the answers to these questions because I got them all wrong. Don't worry there's only 2.. 1.You roll a number cube 20 times. The number 4 is rolled 8 times. What is the experimental probability of rolling a 4? It's
  56. Math 117

    1. how many three-letter code symbols can be formed using a set of 5 different letters in repetion is not allowed? 2. Mark can remember only the first 5 digits of his friends phone number. He also knows that the number has 7 digits and that the last digit
  57. History (Unit 2 History exam Unit 2 Lesson 10)

    Hey guys! I need help in my History unit 2 exam for 8th grade, I was wondering if any of you took it yet and could help me with some of the questions... I really need help it's very hard! >.< Can u pretty please help? T-T
  58. Math -- repost for "nadine"

    nadine -- Please use the Post a New Question link to ask your questions. Don't piggyback on another student's question. --------------- nadine's question -- Karen deposited $4000 into an account with 2.4% interest, compounded quarterly. Assuming that no
  59. Chemistry

    Use the chemical reaction below to answer the questions that follow. CuO(s) + H2(g) → Cu(s) + H2O(g) a. What is the limiting reactant when 19.9 g CuO react with 2.02 g H2? b. The actual yield of copper was 15.0 g. What is the percentage
  60. math

    Could someone please check my math questions? any help will be greatly appreciated! Questions~ 16. A car’s speed before a sudden stop can be estimated by the formula S = √(30gk) , where S = speed of the car in mph, g = drag factor, and k = length
  61. math

    Could someone please check my math questions? any help will be greatly appreciated! Questions~ 16. A car’s speed before a sudden stop can be estimated by the formula S = √(30gk) , where S = speed of the car in mph, g = drag factor, and k = length
  62. English

    I forgot to include the following questions. Thank you. 1) Anne Boleyn was executed and Henry VII married another four times. Elizabeth I restored the country to Protestantism. 2) She was often portrayed holding a rainbow, bearing the olive branch of
  63. history

    Describe Gouverneur Morris's life while in office within the U.S government? 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. If there's not a tutor with
  64. Algebra II

    Can you please explain what formula I need to do to solve the following problem: If 3 laps = 5/8 mile, how many laps needs to be completed to run 3 miles? Don't look for "formulas" to do these kind of questions, use ratios, one of the most powerful tools
  65. math

    10. For questions 10-13, use the following data: 13 29 41 60 89 14 26 53 7 14 What is the arithmetic mean of the data? (Points: 5) 20 14 34.6 82 11. What is the range of the data? (Points: 5) 14 34.6 82 50 12. What is the variance of the data? (Points: 5)
  66. English

    1. What are the synonyms of delicious? -They are yummy and tastey. 2. What is the antonym of delicious? - It is tasteless. ------------------------- Q1: Are the questions and answers correct? Q2: Do you have other common opposites of 'delicious' other than
  67. MATH-help

    I have math questions to do, but since my class and I share the math text books with this other class, we are not allowed to bring them home. So I decided to go onto the site : h t t p : // highered . mcgraw-hill . com
  68. Critical Thinking

    Answer the following questions in a 100- to 200-word response. Cover each bullet point in your answer. o In the future, how will thinking critically influence the ways that you: · Read? · Write? · Process information? o Why and how could you apply
  69. 7th Grade Math

    {Decimals} Hi, I'm stuck on these problems, and I asked my family members, they don't know, so I've come to you, community! Please help, thanks. Directions: Round each decimal to the underlined place-value position. 4.2974 (seven is the underlined number)
  70. French questions

    Who is the president of France? Chevalier or Chirac? Un cadeau des Francais aux Americains: la Maison-Blanche ou la Statue de la liberte? Une ville avec beaucoup de Francais: la nouvelle-Orleans ou st. Louis? Un genie francais: M. Curie ou Albert Einstein?
  71. chemistry

    what is the molecular formula of oxide of arsenic in its gaseous state (also I need to explain how this formula came about )?? There are two arsenic oxides. One is As2O3 and the other is As2O5. How did that come about? Please clarify. I assume you have
  72. Difference?

    What is the difference between these two questions? They look the same to me, like they're asking the same thing. Not likely. Question: A student spots an unknown sample on a TLC plate and develops it in dichloromethane solvent. Only one spot, for which
  73. Science questions

    Leaving a beaker of water open to the air until it is empty is a phisscal or chemical change ? Heating a piece of calcium carbonate is a physical or chemical change ? Adding copper sulphate to crystal water is it a chemical or physical change? How to seeds
  74. Composition 155

    explain how purpose, audience, tone, and content impact academic writing. Be sure to use the three components of a good paragraph covered in this week’s readings. In addition, be sure to answer the following questions: What is the purpose of this topic?
  75. Literature

    My homework questions says: "Write a letter to Marianne Moore, describing your response to "Poetry." Cite specific passages from her poem." I understand how to cite the passage, however, I can't think of how to really "respond" to her poem. Could you maybe
  76. Math

    Consider the weighted voting system [75: 31, 29, 23, 16, 8, 7]. Find each: a. The total number of players b. The total number of votes c. The weight of P3 d. The minimum percentage of the votes needed to pass a motion 9rounded to the next whole percent)
  77. PHYSICS

    can we ever measure or draw any physical feature of a natural system exactly???why or why not?? im confused by this><!!! HELP PLZZ.... i will try to help u but i am no expert only a student.this might be one of those ethic questions that really have
  78. Socials

    I am having to do an essay on the River Nile. I am having a hard time finding the answers to some of the questions. I need to include in my essay these facts... 1)Where does the River Nile originate from? 2)Why doees the Nile overflow it's banks. 3)When
  79. Maths

    Hi I have post this question before but was not able to get the answer and this is all the information in the questions this is a question for "affordable payments" Please help The Browns’ gross monthly income is $2900. They have 12 remaining payments of
  80. Chemistry

    Hey can anyone help me solve these questions 1. Balance K2Cr2O7 +H2C2O42H2O --> K[Cr(CrC2O4)2(H2O)2]2H2O +CO2+ H2O 2. Calculate the theoretical yield of the reaction mentioned above 3.What is the theoretical percentage by weight of Cr in the reaction
  81. SAT Math... again

    I asked two questions yesterday, and thankfully, bobpursley answered the latter. I accidentally typed in the first question wrong, so I'd really appreciate it if someone helps me out. Thank you, and have a good day :) 1. Kevin is 3 years younger than Nora.
  82. Honors Chemistry

    I have to fill in the blanks of these questions with the elements H (hydrogen), Co (cobalt), Ga (gallium), and O (oxygen), but different sources are telling me different things: 7. Its most common oxidation state is -2 8. A metal with more than one
  83. Valentines French

    I solved most of my questions but these stumped me: 1.) Dis a tes _ _ _ _ combien tu les amies. 2.) Ce qu'on ressent pour ses amis. 3.) Qui sera l'elu(e) de ton _o_ _ r. (is it coeur?) 4.) La St-Valentin est la fete de l' _ _ _ _r. 5.) On en envoie une a
  84. Grammar

    For each of the following sentences, choose the correct pronoun from the pair given in parentheses. 1. We are going to play stickball in the street. (Who, Whom) would like to play first base? 2. The best pitcher would be (who, whom)? 3. (Who, Whom) would
  85. English

    identify the sentence in which the bolded verb does not agree with its subject. A.) Everyone on the team WORKS together well. B.) Both of them ARE LOOKING forward to the field trip. C.) Neither of the boys IS EXCITED about playing
  86. Chemistry (Help)

    I'm having trouble figuring out this one. Can you please help? I haven't gotten a response to any of my questions. Chemical formula: Na Name: Sodium Bond Type (intramolecular FOA): metallic bond VSEPR molecular shape: none Central Atom Hybridization: none?
  87. Grammar

    For each of the following sentences, choose the correct pronoun from the pair given in parentheses. 1. We are going to play stickball in the street. (Who, Whom) would you like to play first base? 2. The best pitcher would be (who, whom)? 3. (Who, Whom)
  88. Science 1

    At apparent magnitude -3, Jupiter is 100X brighter than second magnitude Polaris. True False Read. http://en.wikipedia.org/wiki/Apparent_magnitude hint: - signs mean brighter but the rule of times 2 still holds If leaving a rference like I did helps you,
  89. algebra

    graph each of the following equations below using their intercepts?. 25x + 50y - 100 = 0 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots. please answer my question with solution. 2y - 8x
  90. math 2 questions need help

    At age 5, how much would you have to save per month to have $1 million in your account at age 65, if your investment rate was 10% per year? Assume no taxes and compounding on a monthly basis. $213.30 $21.23 $274.60 can't be done with these assumptions.
  91. Math 115

    Need some help with two questions 1. 6.5% of what number is 325? I got 325 ÷ 0.065 = 5000 Is that corrrect? The minimum daily values (MDVs) for certain foods are given. They are based on a 2,000 calorie per day diet. Find decimal and fractional notation
  92. statistics

    What SPECIFIC statistical test would be applied to these data collected to answer the following questions? What’s the average amount of pain Mr. Smith reported yesterday? Is there a significant difference in depression levels (using a scale of 0-60)
  93. science!

    i have 6 questions, each with an answer. i would appreciate if you review the questions check my answers. tank you very much tutors. variables and graphing assessment practice Ethylene is a plant hormone that causes the fruit to mature. The data below
  94. com220

    out of the questions below Elaborate on the authorship of one of the sources that you consider reliable. 1.what is the purpose and affiliation of the organization or author related to the article? 2.what are the author's credentials? 3.is the information
  95. physics

    A sled on ice moves in the ways described in the questions below. Friction is so small that it can be ignored. A person wearing spiked shoes standing on the ice can apply a force to the sled and push it along the ice.Which force would keep the sled moving
  96. ***Chemistry!!!!

    Carry out the following operations, and express the answer with the appropriate number of significant figures. 1.)[(285.3 multiplied by 105) - (1.500 multiplied by 103)] multiplied by 2.8948 2.) 874 multiplied by [1267 - (3.50 multiplied by 128)] *I know
  97. Algebra

    this isn't the same question as my last post!! it's the second out of three. Hello! I'm looking over one of my tests and trying to see how to do things I got wrong, but I'm having trouble with three of the questions. Here's one of them: Find the simplified
  98. HS Calculus

    Having trouble with this questions. Please help. A particle moves on the x-axis so that its position at any time t (is greater than or equal to) 0 is given by x(t) = 2te^-t a) Find the acceleration of the particle at t=0 b)find the velocity of the particle
  99. statistics

    In a statistical study, the sample is A. the entire group of individuals about which we want information B. the entire group of individuals from which we actually collect information C. the set of individuals who choose to respond to survey questions D.
  100. English

    When would using an image be unnecessary? Give an example. For this assignment, answer the following questions in essay form. Each answer should be in complete sentences and 200--500 words long. ~~ Could someone please help me answer this question? If you