1. U.S. Presidents

    Are former presidents of the United States who are still alive today have retired from politics? I think it's obvious that it's true, but George W. Bush is still the owner of the MLB's Texas Rangers.
  2. Math and Science

    Integration of curriculum areas can be pictured in a weblike structure in which mathematics is always at the center and science and other subjects are attached by radials true or false
  3. science

    okay after the diver jumps foward from the diving board,the force of gravity will accelerate the diver PARALLEL to the direction of motion , is the uppercase true or false?
  4. MircoEcon

    Agree or disagree with this statements and explain: If the demand for a good has unitary elasticity, or elasticity is -1, it is always true that an increase in its price will lead to more revenues for sellers taken as a whole.
  5. Math - PreCalc (12th Grade)

    If Sn represents the sum of the squares of the first n natural numbers, use proof by induction to find which of the following expressions for Sn is true? A) Sn = n(n − 1)/3 B) Sn = n(2n − 1)/3 C) Sn = n(n + 1)/3 D) Sn = n(n + 1)(2n + 1)/3
  6. Physical Science

    A friend tell you that a refrigerator door beneath it's layer of white painted plastic, is made of aluminum. How could you check to see if this is true withoutscraping away the plastic?
  7. Psychology 101

    which of the following is TRUE? (Points : 1) IQ does not change. IQ tests favor minority groups. IQ tests typically measure creativity. IQ predicts success in school.
  8. English

    A collective noun is plural when the group acts as a unit (i.e., "The team lost their fourth game in a row."). A)true B)false i put false
  9. Teacher Aide

    Which statementis true regarding the structure of the school system in the U.S. a its centralized under the Dept of Education b It's decentralized c It's controlled by the teacher's and their unions d It's managed by the state
  10. social studies/canada

    According to the United Nations,Canada is a great place to live. How do both natural resources and government policies combine to make this true?
  11. Novel

    In chapter 9 of The True Confessions of Charlotte Doyle, Charlotte goes to the forecastle for the first time since she has been aboard the Seahawk to get a needle for Ewing. What might this suggest about her character? Of what literary device is this an
  12. critical thinking

    Which of the following, if true, provides the strongest support for an archaeologist’s conclusion that a particular stretch of ancient stone-paved road was part of the Inca road system?
  13. English

    The sentence below requires a citation. In the last three years, Ford has sold more automobiles in America than any other auto-manufacturer. 1.True 2.False I say False. Please check my answer.
  14. Statistics

    Determine the minimum sample size required in order to be 95% confident that our estimate is within 4% of the true percent of all US households using e-mail. Assume no prior estimate available.
  15. chemistry

    Which is not a true statement concerning electromagnetic radiation? It travels through space at 3.0 x 1010 cm/s. It travels in a straight line. It has the fastest speed possible in nature. The sun is a source of it.
  16. statistics

    True or False If one score is randomly selected from a normal distribution with  = 100 and  = 20, the probability of obtaining a score between X = 80 and X = 120 is 0.3413.
  17. College physics

    According to Newton's Third Law, for every action there is an equal an opposite reaction. If the current on the wire is such so that the magnetic force on the wire points upward, what must be true?
  18. Vector Calculus

    Thermodynamics texts use the relationship (dy/dx)(dz/dy)(dx/dz) = -1 Explain the meaning of this equation and prove that it is true (Hint: Start with a relationship F(x,y,z) = 0 that defines x = f(y,z), y = g(x,z), and z = h(x,y) and differentiate
  19. chemistry

    When titrating a strong acid with a strong base, which is true? 1. the titration curve slopes upward 2. an indicator that changes at pH 8 would be acceptable 3. the pH changes slowly at the equivalence point
  20. Math Help, Check My Answers Please

    Please check my answer, I wanna make sure I get it right. 4.Personal bias can cause a scientist to misinterpret an observation or the results of an experiment. True False*****
  21. math

    Orlando has a bank statement balance of $414.25 and $5.90 service charge. His check register shows $374.16 and he has two outstanding checks of $26.54 and $21.78. What is his true balance?
  22. algebra

    Prove by mathematical induction that x^2n - y^2n has a factor of x+y. My answer is incomplete since i do not know what to do next. here it is: i.) for n=1 x^2(1) - y^2(1) = x^2 - y^2 = (x+y)(x-y) ii.) Assume that the proposition is true for all n=k, that

    Please tell me if I am getting them right? PLEASE HELP In a moist area of the woods, you see a mass of small, green plants with tall, thin, non-green projections coming from their centers. These plants are probably A. seed-bearing. B. nonvascular. *** C.
  24. trig/algebra

    if p is a multiple of 3 and q is a multiple of 5 which of the following is true?
  25. english

    The first English novel was Gulliver's Travels... true..?
  26. Math

    Which of the following is a true statement? A. -9 > -4 B. | -10 | > |2| C. | -3| < |1| D. 6< - 12 Compare using <,>, or = -2 ----- -4 A. < B.> C. = Compare using <,>, or = -| 2-5| ----- (8 – 11) A. < B. > C = PLEASE
  27. Math

    I've been taught by my math teacher that pi = 22/7. Is that true?
  28. Geometry

    True or False: If x>4, then x>0 ? If false please explain.
  29. reading

    All of the following statements about reading skills are true EXCEPT
  30. english

    is true a noun? if so is it an abstract noun?
  31. math, algebra

    If A>B and B(B-A)>0, which of the following must be true? I. B<0 II. A<0 III. AB<0 A: I only B: II only C: I and II D: I and III
  32. Statistics

    The complement of P(B | A) is 1 - P(B | A). Is it also true that 1 - P(B | A) = P(B' | A), where B' means the complement of B?
  33. History

    Please check my answers please. Thank you! 1. The U.S. economy is a free enterprise system. True* False 2. Work you do for pay is called a _____. service industry diverse workforce job* volunteer job 3. When there are many people seeking the same job, this
  34. Physics AP

    In the process from point b to point c, the gas in the engine is heated to a higher temperature. As the gas is heated, it expands pushing the syringe piston up. Let's assume that this process is isobaric. The temperature of the gas at point b is 20.2 ° C,
  35. chemistry

    did i answer the question: Explain how one of the major concepts learned in CHM 111 applies to everyday life. One major concept that was learned in CHM 111 that applies to everyday life is stoichiometry. Stoichiometry is founded on the law of conservation
  36. Reading Skills

    In American society, romantic love is considered the main reason for people to marry. On the other hand, in some societies, romantic love is considered a form of obsession or madness. In fact, even in many societies where "true love" is not considered a
  37. Lea408

    can someone please tell me if I am right Like optical scanners, capacitance fingerprint scanners generate an image of the ridges and valleys that make up a fingerprint. But instead of sensing the print using light, the capacitors use electrical current.
  38. college

    In the following sentence, the comma is used correctly with an introductory clause: “Training for the upcoming ten-mile marathon, Lizette includes more protein and complex carbohydrates in her diet.” (Points :1) True False
  39. history

    Which of the following statements about President Andrew Johnson is true? A. He was raised under conditions of extreme poverty B. He was well educated, but he was a poor stump speaker. C. he was impeached and forced from office. D. He defended the planter
  40. Finance

    Your friend claims that he invested $5,000 seven years ago and that this investment is worth $38,700 today. For this to be true, what annual rate of return did he have to earn? Assume the interest compounds annually.
  41. english

    true or false 1.The "bottoms up" proofreading technique involves reading a paper one sentence at a time, from the beginning to the end. 2.Writers who make many mistakes should concentrate finding the worst errors.
  42. History

    Which of the following is true of the Truman Doctrine? A. It amounted to an informal declaration of Cold War. B. It created the North Atlantic Treaty Organization. C. It established the Marshall Plan. D. It ended the policy of containment. Is it C?
  43. Statistics

    Kim wants to determine a 95 percent confidence interval for the true proportion of high school students in the area who attend their home basketball games. How large of a sample must she have to get a margin of error less than 0.03?
  44. Math

    In order for a pet to lose weight in a healthy manner, a veterinarian suggested an overweight large-breed dog lost 2 pounds per week. If the expression x-2y represents this situation what must be true about the value of y?
  45. Math

    Amy is charged 12% annual interest compounded monthly on the unpaid balance of a $2000 loan. She did not make any payments for 2 years. Her friend said the amount she owed had more than doubled, is that true? how much does she owe?
  46. Int.science

    Which of the following statements is true? A hypothesis is created at the end of an experiment. The dependent variable is changed by the experimenter. The best hypotheses are written as answers to a question. Observations are often used to form questions
  47. Sociology

    Which is true about conducting research? a) It is easy and anyone can do it b) The problem you pick is less important than how you study it c) It is a sophisticated art that scientists learn as they gain professional insights and skills d) It is usually
  48. trig

    An airplane pilot wishes to maintain a true course in the direction 250° with a ground speed of 400 mi/hr when the wind is blowing directly north at 60 mi/hr. Approximate the required airspeed and compass heading
  49. Social Studies

    Which of the following is not true about the Pacific Ring of Fire? a. It is an arc of intense seismic activity. b. It includes the northern edge of Alaska. c. It is a zone of frequent earthquakes. d. It is the result of plate tectonics.
  50. english

    In the following sentence, the comma is used correctly with an introductory clause: “Training for the upcoming ten-mile marathon, Lizette includes more protein and complex carbohydrates in her diet.” (Points : 1) True False
  51. History

    Which of the following statements about Herbert Hoover is not true? A. He had been an engineer and businessman. B. He had been the governor of New York. C. He had helped provide food to starving people after WWI. D. He managed a gold mine in the Australian
  52. writing

    Is this topic sentence clear enough? Or is it too broad? If so, could I get some guidance, Im lost. This is for a comparaison/contrast paragraph. "To share the same blood type and genetic material does not ensure that two people will be exactly alike, as
  53. art

    true or false.Thomas Cole's most famous painting is the Spiral Jetty, which depicts the great looping bend of the Connecticut River as seen from the heights of nearby Mount Holyoke, in Massachusetts.
  54. English

    Could you help me reword this please. Furthermore his exaggerated stories may be true for him but their illegitimacy to how a man in a suit can do such an uncivil thing such as ramming a car into a bus that may contain children or anyone in that case
  55. language arts

    true or false. 1. it is easy to walk across something impassable. 2. ice sheets floating on water are called floes. 3. land that is barren has many plants and animals. 4. a crevasse is a deep crack.
  56. English

    I urgently need you to revise these sentences, please. 1) The ghost of Hamlet’s father appears in front of him and Horatio because he wants to explain how he was killed and who killed him. 2) The play ends with the deaths of Laertes , the King, Queen
  57. Math

    can you help i dnt know what to do so could you tell me how to solve it 1. every weekend, Phil drives from his home to his favorite amusement park, a distance of 60 miles. a. If he averages 40 mph for the first half of the trip, what must his average speed
  58. Math

    7. Suppose you earned 7t – 1 dollars on Monday and 8t + 5 dollars on Tuesday. What were your total earnings? Simplify your answer. (1 point) –t + 4 dollars –t – 6 dollars 15t – 6 dollars 15t + 4 dollars 8. f 2 ∙ f 3 (1 point) f 5 f 6 (2f)5
  59. Analysis proofreading

    Hi for my analysis on The String Theory by David Wallace Foster I had to discuss 3 writing techniques the author used and give an example. Can I please get it proofread? After reading the article The String Theory, by David Foster Wallace, there were three
  60. Physics

    1. a car traveling on a dry road with a velocity of +32.0m/s. The driver slams on the breaks and skids to a halt with an acceleration of -8.00m/s^2. on an icy road the car would have skidded to a halt with an acceleration of -3.00m/s^2. how much further
  61. Statistics

    Which of the following statements is not true about samples that can be treated as matched pairs data? I. Data collected on these samples is analyzed by calculating the differences between paired observations and using that data in one sample tests. II.
  62. Math

    Ms. Sue please help! 7. Suppose you earned 7t – 1 dollars on Monday and 8t + 5 dollars on Tuesday. What were your total earnings? Simplify your answer. (1 point) –t + 4 dollars –t – 6 dollars 15t – 6 dollars 15t + 4 dollars 8. f 2 ∙ f 3 (1
  63. 2 Stats Questions

    Which of the following statements is not true about samples that can be treated as matched pairs data? I. Data collected on these samples is analyzed by calculating the differences between paired observations and using that data in one sample tests. II.
  64. math

    if venom A is three times as potent as venom B and venom C is 2.2 times as potent as venom B. how much more potent is venom C compared to venom A?

    1. Make a C program that will input two integers and then to enter an option as follows: • 1 = to add the two integers. • 2 = to subtract the second integer from the first. • 3 = to multiply the integers • 4 = to divide the first integer by the
  66. english

    1. Read the following sentence. The cars passing by are filled with commuters. Which of the following sentences is NOT true? (1 point) The sentence includes a present participle. The participial phrase modifies the word commuters. The participial phrase is
  67. Creative Writing

    i'm so stuck on this assignment. i don't get it at all. : 1. Using the categories you created earlier for ice cream and toppings, write an informal classification/division essay or poem. don't forget to include a theme and maintain a consistent tone for
  68. math

    Mrs. Sue please help! A true-false test has 12 questions. What is the probability of guessing the correct answers to all of the questions? (1 point) 1 over 4096 1 over 144 one over twenty four 1over14
  69. history - World War 1

    hello anf good evening I'd like to ask What caused WW1 and was it inivatable ? I will research now and I hope that I will get a good answer and I'd like someone to check it ans see that is it true thankyou
  70. Spanish Help please! ASAP

    Choose two food items that you know in Spanish. Use the words dulce, grasoso, mojado, picante and seco to write a true sentence to describe each item.
  71. math

    true or false A one-story building, having dimensions of 80 ft. x 50 ft. x 20 ft. high, encloses a volume of 8000 cubic feet, and has a floor space of 400 square feet.
  72. statistics

    A test has 1 true false question and 2 multiple choice questions(A B C D). Draw a tree diagram and determine the sample space for the possible ways to answer the test.
  73. statistics

    Question: A standard placement test has a mean of 105 and a standard deviation of ó = 13. Determine the minimum sample size if we want to be 99% certain that we are within 3 points of the true mean. Answer: N = ( zc ó/E)^2 = (2.575 x 13/3)^2 = 121
  74. geometry and measurement

    A pool designed for lap swimming is rectangular in shape with a uniform depth of 4.5 feet. If the pool is enlarged so that it holds twice as much water, which of the following statements could be true?
  75. history

    I am confused about this question. Is it true or False? The Era of good feelings was a period of sustained economic prosperity, even though two political parties were bitterly divided. I think its false....

    Dr Bob Is it true that only TWO molecules of water are required to balance the equation for the reaction of HCL with Calcium Hydroxide.(calcium chloride is the other product....why??? Thanks andy
  77. wilton

    Loan amount = $10,000 Monthly payments = $258.50 Time of loan contract = 5 years True annual interest rate (to the nearest tenth) =
  78. Math 5th Grade

    Which of the fowllowing capacity relationships is true? A) 1 millimeter = 1,000 liters B) 16 fluid ounces = 1 cup C)10 pints > 8 quarts D)5 quarts < 1 gallon
  79. english

    Are the following sentences fragments, run-on or complete sentences? 1.You better believe what I say to be true. 2.Listen carefully to what the teacher has to say. 3. I have always wanted to live in England, but I am afraid I will only get to visit at this
  80. Help Please

    All of the following statements about learning are true EXCEPT: A. Your bedroom is not an ideal place to study. B. Self discipline is the key to successful studying. C. Some people can learn while watching TV. D. Persistence is essential to learning. i
  81. Statistics

    The Academy of Orthopedic Surgeons states that 80% of women wear shoes that are too small for their feet. A researcher wants to be 98% confident that this proportion is within 3% of the true proportion. How large a sample is necessary?
  82. Chemistry

    For acids of the same general structure but differing electronegativities of the central atoms, acid strength decreases with increasing electronegativity of the central atom. True or false
  83. Math

    Price of article = $315.50 Down payment = $31.55 Monthly payment amount = $16.50 Duration of payments = 20 months True annual interest rate to the nearest tenth= %
  84. math

    Loan amount = $10,000 Monthly payments = $258.50 Time of loan contract = 5 years True annual interest rate (to the nearest tenth) =
  85. Stats

    If the true population standard deviation was known to be 3, then approximately what minimum sample size would you need in an SRS (simple random sample) if you want a confidence interval for the margin of error of .5 or less?
  86. statistics

    Confidence Intervals; In a survey of 1004 individuals, 442 felt that Randolph spent too much time away. Find a 95% confidence interval for the true population proportion
  87. English help

    How you evaluate the pied pipers true motives for getting rid of the rats in "the pied piper of Hamelin"? It's an open ended response and this story is so confusing. Need help ASAP!!!
  88. Math - 6th Grade Integers

    Which number can be inserted in the parentheses to make the statement true? -3 1/4 > ( ) A. -3 B. 2 1/2 C. -1 1/2 D. -5 1/3 I think it'd be -5 1/3 because when you're in the negatives the smaller number (Like -3 1/4 in this case) is actually bigger. And
  89. Resume(English)

    Proofread! make sure there's no spelling, grammar, or typing errors. If employers get a lot of resumes, they will look for any excuse to quickly "pitch" as many of them as possible. True or False? Would it be False?
  90. Physics

    Is true or false- a lamp functioning at peak voltage (AC) will glow with the same brightness when connected to a battery of the same voltage (DC)? PLZ DNT 4GT 2 XPLAIN DA ANSWER

    The earth can be considered a heat engine because it receives heat from the sun and converts it into mechanical energy to produce winds and evaporate water. True False
  92. socials

    Did the quebec separatists had a reasonable complaint with federal government and rest of Canada? Would that be true because they not respecting their culture. They only giving importance to their own culture and not caring about French.
  93. us history

    contemporary historians view turner's thesis that the frontier experience was a homogenizing one in american history as an exaggeration of its actual effects and influence. true or false....
  94. Comm 100

    What statements is true concnerning cultural context/ It involes verbal clues only It is about globalizaiton It is communicated primarily thorugh environment and nonverbal clues

    a box with a volume of 22.4 L CONTAINS 1.0 mol of nitrogen and 2.0 mol of hydrogen at zero degrees celcius. Which of the flollowing statements is true? the correct statement is the partial pressure of N2 is 101kPa. How come??
  96. Physics. Interesting group question

    Does Newton's laws apply on earth even though we are constantly accelerating? I thought it would be true because it would apply to the uniform circular motion wouldn't it?
  97. math

    Loan amount = $9,500 Monthly payments = $227.50 Time of loan contract = 5 years True annual interest rate (to the nearest tenth) =
  98. Literature

    Which of the following is NOT one of the themes of the play? (Romeo and Juliet) a. Good intentions always yield good results*** b. Tragedy causes everyone involved to look intently at themselves c. True love requires risk

    2.At the Yalta Conference, Stalin agreed to enter the war against Japan, but he refused to promise free election in Eastern Europe after the war. true or false
  100. Health/ Basic Clinical Procedures

    please check my answer thanks True or False the review of systems is a history of the patient's previous diseases, injuries and operation . I said False