Popular questions and responses by Kayla
  1. Social studies

    1. Which of these people is part of the labor force a.an eighth grader with a paper route b. a retired sales person c. a full time college student d.an auto mechanic•• 2. Which is the best example of frictional unemployment? A plumbers contract with an

    asked on May 10, 2017
  2. Statistics

    If the probability of a newborn child being female is 0.5, find the probability that in 100 births, 55 or more will be female. Use the normal distribution to approximate the binomial distribution.

    asked on February 10, 2013
  3. science

    The pilot of an airplane traveling 180km/h wants to drop supplies to flood victims isolated on a patch of land 160m below. The supplies should be dropped how many seconds before the plane is directly overhead?

    asked on August 22, 2013
  4. english 2

    Can someone please please help me!!!! 1.Read the following sentences from "Lifeguard Rules!" “That’s it, Ira and Michael,” Francesca had said. "You guys don’t get a third warning. Go spend fifteen minutes out of the water. I’ll inform you when

    asked on September 26, 2017
  5. Emergent computer tech

    1. Text that is located between and appears in the browser’s ______________. answer: Tab title 2. There are _______ levels of headings in HTML. answer 6 3. If the tags are around a word, then it will be ________. answer Emphasized 4. A link’s

    asked on August 28, 2017
  6. history

    Which option accurately describes the impact of Confucianism on Asian cultures? Qin Shi Huang declared Confucianism as the Chinese Empire’s official religion, resulting in a civil war. Confucianism established a governmental model, defined leadership

    asked on January 25, 2018
  7. Emergent computer tech.

    1. What file is being called by this IMG tag? (1 point) answer= SRC 2. What type of link is used to call this file? (1 point) answer=need help with this one 3. If the user loads this graphic in a text-only browser how will the browser describe it? (1

    asked on October 4, 2017
  8. world history

    Which accurately describes Portugal’s motivation for funding explorations along the coast of Africa? to navigate around Africa to Asia and find the kingdom of Prester John to navigate around Africa and find the kingdom of Japan to navigate around Africa

    asked on January 24, 2018
  9. Geometry

    6. Which of the following facts, if true, would allow you to prove that line l and m are parallel? A.angle m + angle 4= 180 B. angle 1 = angle 8 ** C. angle 6+angle 3 = 180 D. angle 7= angle 6

    asked on October 19, 2017
  10. World history

    How did the Crusades affect Jewish societies? (Select all that apply) A.) crusaders massacre Jews in France when Pope Eugenius III called for the second Crusade, led by French and German Kings. B.) jsu aligned with the Byzantine empire and helped Eastern

    asked on January 23, 2018
  11. physics

    A person pushes a 17.0 kg lawn mower at constant speed with a force of 74.0 N directed along the handle, which is at an angle of è = 48.0° to the horizontal (b) Calculate the horizontal retarding force on the mower (c) Calculate the normal force exerted

    asked on February 2, 2012
  12. URGENT! Due soon and I used 8 of 10 attempts

    Archaeologists can determine the age of artifacts made of wood or bone by measuring the amount of the radioactive isotope 14C present in the object. The amount of isotope decreases in a first-order process. If 14.5% of the original amount of 14C is present

    asked on February 14, 2016
  13. english

    can someone help me with this question?At several points in Sherman Alexie's "Indian Education" essay, Alexie uses comparison and contrast. Locate at least two examples and explain what each contributes to the essay? I just don't see a point of comparison

    asked on February 7, 2009
  14. Physics 11

    In the absence of air resistance, a ball of mass m is tossed upward to reach a height of 20m. Given that Fg=mg, what is the net force on the ball at the 10m position (half way up)? a)2mg b)mg c)mg/4 d)mg/2 I already got this wrong bc I had no idea how to

    asked on May 30, 2017
  15. Physics

    A car is traveling at 7.0 m/s when the driver applies the brakes. The car moves 1.5 m before it comes to a complete stop. If the car had been moving at 14 m/s, how far would it have continued to move after the brakes were applied? Assume the braking force

    asked on November 12, 2016
  16. physics

    A bush baby, an African primate, is capable of leaping vertically to the remarkable height of 2.3 m. To jump this high, the bush baby accelerates over a distance of 0.18m while extending the legs. The acceleration during the jump is approximately constant.

    asked on September 9, 2014
  17. English

    Why does Douglass state that “education and slavery were incompatible with each other”? There wasn’t time for slaves to go to school; they had too much work to do Being educated meant that slaves might question their existence and try to escape

    asked on December 10, 2015
  18. physics

    a block slides along a path that is without friction until the block reaches the section of length L = 0.75 m, which begins at height h = 2.0 m on a ramp of angle θ = 30°. In that section, the coefficient of kinetic friction is 0.40. The block passes

    asked on March 30, 2016
  19. consumer math

    The graph represents the purchasing power if the inflation is 12%. Estimate the purchasing power of a monthly salary of $3000?

    asked on February 21, 2012
  20. Physics center of gravity

    a uniform bridge span weighs 50000N and is 40m long. An automobile weighing 15000N is parked with its center of gravity located 12m from the right pier. What upward support does the left pier provide?

    asked on November 21, 2008
  21. Math

    Compare partial products and regrouping. Describe how the methods are alike and different

    asked on December 6, 2016
  22. american History

    How did trade with Asia impact Italy? Italians sought new reasons to extend the Crusades as they fulfilled their need for Asian goods. The Byzantine Empire secured its position by becoming a conduit of trade between Italy and the Middle East. The increased

    asked on July 5, 2018
  23. Career planning

    Which of the following is an effective first reaction to a problem . A. Asking questions to help you understand the problem B. Deciding on a solution as quickly as possiable C. Finding someone else to handle the problem D. Removing yourself from the

    asked on May 20, 2019
  24. history

    Which most accurately describes endeavors of explorer John Cabot? John Cabot led successful expeditions to Newfoundland, claiming the land for England. John Cabot was the first European explorer to discover the Mississippi River. John Cabot led successful

    asked on January 24, 2018
  25. Physics 203 ( College)

    Four particles, one at each of the four corners of a square with 2.5-m-long edges, are connected by mass less rods. The masses of the particles are m1 = m3 = 2.0 kg and m2 = m4 = 7.0 kg. Find the moment of inertia of the system about the z axis.

    asked on April 4, 2011
  26. World History

    Which option accurately describes the relationship between the Catholic Church and public literacy prior to the humanist movement? Prior to the humanist movement, the Catholic Church was predominately illiterate except for a few high-ranking bishops. Prior

    asked on January 25, 2018
  27. math

    Write a sequence of transformations that maps triangle ABC onto triangle A''B''C''. --------------------------------------… A in ABC is 1,9, B in ABC is 3,12, and C in ABC is 4,4. A'' in A''B''C'' is 3,-3, B'' in A''B''C'' is 5,-6, and C'' in A''B''C''

    asked on January 23, 2013
  28. math

    the population of a southern city follows the exponential law. If the population doubled in size over an 18 month period and the current population in 10000, what will be the population 2 years from now? the equation for the exponential equation is: A=ao e

    asked on November 21, 2008
  29. World History

    Which British colony became very valuable when gold and diamonds were discovered there? 1.) Cape Colony 2.) Suez 3.) Canada 4.) India I think it’s Suez. Am I correct?

    asked on February 25, 2018
  30. Science

    What is one reason why the classification of protists and one kingdom is difficult?

    asked on March 7, 2019
  31. science

    a river does 6500J of work on a water wheel every second.The wheels efficiency is 12 percent.A)How much work in joules can the axle of the wheel do in a second? B)What is the power output of the wheel?

    asked on March 3, 2013
  32. chemistry

    What is the equilibrium constant for the following reaction? 3A + 2B 2C

    asked on August 4, 2008
  33. Pre algebra

    What are the actual dimensions of the sofa in inches? 90 x 45 90 x 36 75 x 25 80 x 30 I think its the second choice

    asked on November 1, 2017
  34. Math and are my answers correct

    1.Male and female high school students reported how many hours they worked each week in summer jobs. The data is represented in the following box plots: two box plots shown. The top one is labeled Males. Minimum at 1, Q1 at 3, median at 10.5, Q3 at 14,

    asked on February 15, 2016
  35. Chemistry

    The adult blue whale has a lung capacity of 5.0 x 10^3L. Calculate the mass of air (assume an average molar mass of 28.98g/mol) contained in an adult blue whales lungs at 0.0 Celsius and 1.00atm, assuming the air behaves ideally. I have the answer but

    asked on January 18, 2018
  36. Chemistry

    A sample of gas occupies 24.5 L at a pressure of 1.57 atm; what is the pressure if the volume is increased to 48.3 L?

    asked on January 9, 2013
  37. Calculus

    A box is constructed out of two different types of metal. The metal for the top and bottom, which are both square, costs $2 per square foot and the metal for the sides costs $7 per square foot. Find the dimensions that minimize cost if the box has a volume

    asked on November 13, 2011
  38. world history

    What impact did the Concert of Europe have on Europe? 1.) The Concert of Europe sought to establish a unified trading partnership to promote unity and eliminate future wars. 2.) The Concert of Europe sought to eradicate monarchies in favor of democratic

    asked on February 23, 2018
  39. history

    Why did Pope Pius V excommunicate Queen Elizabeth I in 1570? The pope declared her a heretic because she invaded France and Spain, allies of the Catholic Church. The pope declared her a heretic because she sided with Charles V to form the Schmalkaldic

    asked on January 24, 2018
  40. Math

    I am doing a practice test and I am stuck on a couple of questions. 1.) Write a rule for the following sequence 8, -1, -10, -19 2.) Find the next three terms of the sequence -2, -12, -72, -432 3.) Which explains why the sequence 81, 3, 1/9 thanks

    asked on April 17, 2016
  41. chemistry

    Calculate the hydrogen-ion concentration [H+] for an aqueous solution in which [OH-] is 1 x 10^-11 mol/L. Is this solution acidic, basic, or neutral?

    asked on August 5, 2008
  42. world history

    Which best describes the theory Jean-Jacques Rousseau outlined in The Social Contract? Rousseau theorized that people are born inherently greedy and a large powerful government is needed to counteract such greed to maintain social order. Rousseau theorized

    asked on January 25, 2018
  43. wold history

    Which trade route refers to the extensive trade and sharing of plants, animals, culture, and ideas between the Americas, Africa, and Europe following Christopher Columbus’s discovery of the Americas? Trans-Saharan Trade Columbian Exchange Incense Route

    asked on January 24, 2018
  44. Social Studies

    Which conclusion can you draw from the relationship between the Hasua people and yorubas in Nigeria? A• Economic prosperity in the region has contributed to peace among ethnic groups B• Trade has encouraged cultural exchanges between the two ethnic

    asked on April 14, 2019
  45. geometry

    Name the property of equality or congruence that justifies going from the first statement to the second statement. StartFraction x Over 2 EndFraction equals 3x2=3 x equals 6x=6 symmetric property of congruencesymmetric property of congruence distributive

    asked on November 2, 2017
  46. history

    Which most accurately describes events in the life of explorer Sir Walter Raleigh? Raleigh led major expeditions to America, including the ill-fated Roanoke Colony. Raleigh is best known for establishing the colony of New Mexico for Spain. Raleigh was the

    asked on January 24, 2018
  47. Geometry

    1. Find the length of a diagonal of a rectangle ABCD with vertices, A (-3,1), B(-1,3), C(3,-1) and D (1,-3). A) 5.7 B) 6.3 C) 3.2 * D) 4.5

    asked on January 8, 2018
  48. English

    3. How does Malik relate with his mother in “The Next Adventure”? How do their interactions change over the course of the story? Use specific details and evidence from the text to support your response. Your response should be at least two complete

    asked on October 26, 2017
  49. Physics 11

    Glycerine has an index of refraction of 1.47. What is the critical angle for a light ray traveling from: a)Glycerin into air b)Glycerin into water a) I know- n1=1.47 n2=1 angle of refraction=90 1.47(sin.anglei)= sin90 1.47(sin.anglei)=1 sin.anglei=0.6803

    asked on June 16, 2017
  50. physics

    A 78.0 kg person is being pulled away from a burning building as shown in Figure 4.27. Calculate the tension in the first rope, T1, if the person is momentarily motionless.

    asked on February 12, 2014
  51. math

    If you borrow $1,700 at 7% simple interest, how much interest will you pay? A. $1819 B. $119 C. $7.00 D. $120 I got b but im not sure

    asked on May 16, 2011
  52. 6th grade Math

    two more than seven times Lynn's age

    asked on January 18, 2017
  53. Physics

    If a 65 kg sprinter can accelerate from a standing start to a speed of 12 m/s in 3 s, what average power is generated?

    asked on February 5, 2015
  54. chemistry

    Why are coefficients used in mole ratios instead of subscripts

    asked on March 15, 2010
  55. history

    Which statement best describes the provisions of the Missouri Compromise? a) It maintained the balance of free and slave states. b) It enacted a stricter fugitive law. c) It outlawed slavery in the District of Columbia. d) It prohibited slavery in the

    asked on May 26, 2016
  56. math

    At the beginning of the week, a particular stock sold for 29 3/8 per share. At the end of the same week it sold for 31 2/8. What was the amount of increase per share? A. 2 3/8 B. 2 1/8 C. 1 7/8 D. 2 5/8 can someone please help me i'm not good at fractions

    asked on May 16, 2011
  57. Chemistry

    H2 and F2 react according to the following equation, forming HF. H2(g) + F2(g)  2HF(g); H° = –271 kJ If H2(g) and F2(g) were mixed in a thermally insulated vessel, the reaction that occurred would be a. endothermic, and the temperature of the

    asked on July 2, 2013
  58. Physics 203

    The system shown below is released from rest. The mb = 35 kg block is 2 m above the ledge. The pulley is a uniform disk with a radius of 10 cm and mass M = 5.0 kg. Assume that the string does not slip on the pulley. (a) Find the speed of the 35 kg block

    asked on April 6, 2011
  59. physics

    An airport has runways only 142 m long. Asmall plane must reach a ground speed of 45 m/s before it can become airborne. What average acceleration must the plane’s engines provide if it is to take off safely from its airport?Answer in units of m/s2.

    asked on September 15, 2011
  60. chemistry

    Now "react" methane (CH4) with oxygen (O2) to produce carbon dioxide (CO2) and water (H2O). Start with one molecule of methane and one molecule of oxygen. Continue reacting molecules of CH4 and O2 until all the reactant atoms have been used to form

    asked on August 1, 2008
  61. chemistry

    A 55.0-g piece of copper wire is heated, and the temperature of the wire changes from 19 degrees C to 86 degrees C. The amount of heat absorbed is 343 cal. What is the specific heat of copper?

    asked on August 4, 2008
  62. algebra

    You deposit $500 in an account that pays 3% annual interest. Find the balance after 2 years if the interst is compounded with the given frequency. a) annually b) quarterly c) daily

    asked on March 8, 2010
  63. History [Check?]

    Which of the following was not one of the reforms that Ataturk advocated? a.adopt the Latin alphabet

    asked on December 21, 2015
  64. chemistry

    A 10-g mass of krypton occupies 15.0 L at a pressure of 210 kPa. Find the volume of the krypton when the pressure is increased to 790 kPa.

    asked on August 4, 2008
  65. chemistry

    In the following experiment, a coffee-cup calorimeter containing 100ml of H2O is used. The initial temperature of the calorimeter is 23 degrees celcius. If 7.20g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in

    asked on October 3, 2008
  66. Physics 203

    A hollow, thin-walled cylinder and a solid sphere start from rest and roll without slipping down an inclined plane of length 5.0 m. The cylinder arrives at the bottom of the plane 2.7 s after the sphere. Determine the angle between the inclined plane and

    asked on April 9, 2011
  67. Economics

    Why do people routinely stuff themselves at all-you-can-eat buffets? Explain in terms of both utility and demand theories. At any level, the marginal cost of take another bite at an all-you-can-eat place is zero. In terms of utility, a person should

    asked on February 4, 2007
  68. Math

    Graph 4x2 + y2 = 9. What are its lines of symmetry?

    asked on March 7, 2013
  69. Physics 11

    You are creating waves in a rope by shaking your hand back & forth. W/out changing the distance your hand moves, you begin to shake it faster & faster. What happens to each of the following aspects of the wave? Amplitude remains the same as the distance

    asked on June 6, 2017
  70. Chemistry

    How much heat in kilojoules has to be removed from 225g of water to lower its temperature from 25.0 degrees celsius to 10.0 degrees celsius?

    asked on October 26, 2012
  71. Physics

    Water is lifted out of a well 30.0m deep by a motor rated at 1.00hp. Assuming 90% efficiency, how many kilograms of water can be lifted in 1 min? Answer is 137kg but can not figure it out.

    asked on October 12, 2017
  72. history

    1.What was primary cash crops of Jamestown? a. corn b. cotton c. tobacco*** d. sugar I choose c am I correct 2.What was the main reason settlers founded he new England colonies? a. land for large plantations b. religious freedom c. gold and silver**** d.

    asked on September 24, 2015
  73. Physics

    A hotair balloonist, rising vertically with a constant speed of 5.00 m/s, releases a sadndbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. a. compute the position and velocity

    asked on January 22, 2013
  74. Math

    Assume that you have 7 dimes and 5 quarters (all distinct), and you select 4 coins. In how many ways can the selection be made so that at least 3 coins are dimes?In how many ways can the selection be made so that at least 3 coins are dimes?

    asked on February 13, 2012
  75. Social Studies

    Which of the following has negatively affected Africa’s economies? A. The lack of quality health care in africa. **** B. The presence of nongovernmental organizations in Africa. C. The collaboration among different organizations such as the african

    asked on April 11, 2019
  76. Help math

    a ribbon measuring (v+4) feet in length was cut into two pieces in the ratio 3:7. What was the length of the longer piece? answer

    asked on December 4, 2014
  77. Physics

    Two disks of identical mass but different radii (r and 2r) are spinning on frictionless bearings at the same angular speed ω0, but in opposite directions. The two disks are brought slowly together. The resulting frictional force between the surfaces

    asked on November 19, 2011
  78. Chemistry

    Which of the following statements is incorrect concerning the thermochemical equation below? 2SO3(g)  2SO2(g) + O2(g); H° = 198 kJ a. The enthalpy of the reactants exceeds that of the products. b. The reaction is endothermic. c. For the reaction

    asked on July 2, 2013
  79. geometry

    Find the area of square QRST with the following vertices Q(-2, 3), R(1, 0), S(4, 3) and T(1, 6).

    asked on January 4, 2012
  80. english

    I read this essay called "Shooting an Elephant" by George Orwell. I don't understand this question I have to answer: What examples of English ( as opposed to American) usage do you find in Orwell's essay? In Moulmein, in lower Burma, I was hated by large

    asked on November 14, 2008
  81. Chemistry

    In a reaction between pure acetic acid and sodium bicarbonate, 14.7 grams of sodium bicarbonate was added to 21.0 mL of acetic acid. Which reactant is the limiting reactant in this reaction? Name of limiting reactant (acetic acid or sodium bicarbonate):

    asked on September 13, 2013
  82. math

    Marco is studying a type of mold that grows at a fast rate. He created the function f(x) = 345(1.30)^x to model the number of mold spores per week. What does the 1.30 represent? How many mold spores are there after 4 weeks? Round your answer to the nearest

    asked on November 13, 2015
  83. Physics

    a truck drives up a hill with a 15 degree incline. if the truck has a constant speed of 22 m/s, what are the horizontal and vertical components of the trucks velocity?

    asked on February 18, 2010
  84. chemistry

    why were you instructed to add distilled water in step 12, and possibly more distilled water in step 15? what purpose does the water serve?

    asked on March 23, 2016
  85. History [check?]

    To consolidate his power in Italy, Benito Mussolini did all of the following except __________. a.He extolled the glories of ancient Rome.

    asked on December 21, 2015
  86. chemistry

    How many milliliters of a 0.200 M HI solution are needed to reduce 21.5 mL of a 0.365 M KMnO4 solution according to the following equation: 10HI+2KMnO4+3H2SO4 ---> 5I2+ 2MnSO4 +K2SO4+ 8H2O

    asked on October 18, 2014
  87. Math

    There are 4 jacks in a standard deck of 52 playing cards. If Patricia selects a card at random, what is the probability that it will be a jack?

    asked on January 14, 2019
  88. math PLZ HELP

    Which expression represents 12 times the number n? a: n+12 b: 12n c: n-12 d:n/12

    asked on June 12, 2017
  89. math

    Claudia wants to test if the binomial 3x−6 is a factor of P(x)=3x^3−9x^2+9x−6. First, she evaluates P(_[blank 1]_). After simplifying correctly, she is left with a remainder of _[blank 2]_. Based on the remainder, she correctly concludes that 3x−6

    asked on January 26, 2018
  90. english 2 ( 5 questions)

    6 Read the following sentences from "When Greek Meets Greek." Fraser scratch his head. "I know of a landlord up the road who vow that ain't ever taking anybody who come from the West Indies. But he don't mind taking Indians. He wouldn't know the difference

    asked on September 26, 2017
  91. math

    Mary Katherine has a bag of 3 red apples, 5 yellow apples and 4 green apples. Mary takes a red apple out of the bag and does not replace it. What is the probability that the next apple she takes out is yellow?

    asked on May 16, 2012
  92. Social studies

    Which of these factors contribute to the income potential of a job? a. the education required to be successful at a job•• b. the amount of income a person wants to make at a job c. the special skills needed to do a job well•• d. the enjoyment a

    asked on May 8, 2017
  93. ALGEBRA 1

    You practice playing your guitar every day. You spend 15 minutes practicing chords and the rest of the time practicing a new song. So the total number of minutes y you practice for the week is given by y=7(15+x), where x is the number of minutes you spend

    asked on October 7, 2013
  94. Statistics

    A machine is used to fill soda bottles in a factory. The bottles are labeled as containing 2.0 liters, but extra room at the top of the bottle allows for a maximum of 2.25 liters of soda before the bottle overflows. The standard deviation of the amount of

    asked on March 27, 2012
  95. Math

    Assume that the committee consists of 8 Republicans and 6 Democrats. A subcommittee consisting of 7 people is to be selected. How many such subcommittees are possible if each subcommittee must contain at least 1 and no more than 3 Democrats?

    asked on February 13, 2012
  96. Social studies 7

    Which job would likely have the lowest income? A job that many people are welling to do•• A job that takes highly specialized skills A job that requires a college diploma A job that requisa lot of travel

    asked on May 8, 2017
  97. Chemistry

    Which atom has a change in oxidation number of –3 in the following redox reaction? K2Cr2O7 + H2O + S - - > KOH + Cr2O3 + SO2 K Cr*** O S

    asked on May 20, 2016
  98. Social studies

    Which of the following did Ralph Waldo Emerson stress the importance of in his writings? The individual •• The family Agriculture Industry

    asked on November 28, 2016
  99. English

    In which sentence contains a predicate pronoun? A. We gave him a standing ovation B. The winner is she. C. Are they coming to our play? D. He was the poet Laureate in?

    asked on January 14, 2015
  100. Chemistry

    If the specific heat capacity of ice is 2.10 J/(g.°C), how much heat is required to heat 530 g of ice from -45.0°C to -15.0°C? 1.) 33.400 kj 2.) 32595 J 3.) 33.4 kj 4.) 33000 J I was out sick when we learned this please help

    asked on February 26, 2018


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