Questions Asked on
December 8, 2017

  1. Physics

    In an aviation test lab, pilots are subjected to vertical oscillations on a shaking rig to see how well they can recognize objects in times of severe airplane vibration. The frequency can be varied from 0.0190 to 38.3 Hz and the amplitude can be set as

    asked by Kim
  2. Science

    Factors that affect natural selection and evolution.

    asked by Herbert
  3. Physics

    A pipe carrying water is laid out over level ground. One segment of the pipe has a diameter of 2.22 cm and the next segment has a diameter of 1.82 cm. In the wider segment, the water pressure is 83,700 Pa and the water is moving at 2.77m/sec. 1-what is the

    asked by Anonymous
  4. Physics

    An acrobat of mass 53.2 kg is going to hang by her teeth from a steel wire and she does not want the wire to stretch beyond its elastic limit. The elastic limit for the wire is 2.37 × 108 Pa. What is the minimum diameter the wire should have to support

    asked by Kim
  5. Science

    How does one read a cladogram?

    asked by Alisha
  6. Physics

    A bob of mass m is suspended from a string of length L, forming a pendulum. The period of this pendulum is 1.97 s. If the pendulum bob is replaced with one of mass 1/2 m and the length of the pendulum is increased to 2.50 L, what is the period of

    asked by I
  7. Science

    How can DNA sequences, Stages of Development and Body Structures be used as evidence of evolution?

    asked by Myers
  8. Chemistry

    A 459.1-g sample of an element at 187°C is dropped into an ice–water mixture; 102.5 g of ice melts and an ice–water mixture remains. Calculate the specific heat of the element. ΔHfusion = 6.02 kJ/mol (for liquid water at 0°C).

    asked by Anonymous
  9. Sociology

    Jews, Christians, and Muslims all believe in one God who, as creator of the universe, is concerned about each individual's action and will hold each individual accountable for them. In this sense, Jews, Christians, and Muslims all share the same A. beliefs

    asked by M
  10. Sociology

    A religious group that is at odds with the dominant religion and culture and is usually headed by a charismatic leader is a A. cult B. cell C. ward D. sect My answer is A

    asked by M
  11. Math

    Joan needs 1 2/3 cups of flour to bake a batch of cookies.How many batches can dge make with 12 cups of flour?

    asked by Anna
  12. SOC 320 Public policy

    Which of the following was the focus of the government’s efforts to expand the number of hospitals between the Civil War and the Great Depression? A:Providing care for veterans

    asked by DymePK
  13. Math

    Explain It Use your design and analysis to write a website posting describing the process readers can use to make a string of pennant flags using any length string and any size square. Your posting should include the following:  step-by-step

    asked by Sarah
  14. Biochemistry

    Why do have lactic acidosis in the absence of glucose-6-phosphatase

    asked by Somay.
  15. Geometry

    A 12-foot ladder is leaning against the outside wall of a building. The angle of the ladder with the ground is 75 degrees. The ladder is moved so that the base of the ladder is 5.8 feet from the wall. Determine the angle created by the ladder and the

    asked by Carl
  16. Maths

    In a class,95% of the students are present and 2 students are absent.What is the strength of the class?

    asked by Jogesh
  17. pleaseee im begging you

    connections 7th graders unit 7 lesson 11 7th grade math help hello my grandmother is in the hospital suffering from leukemia and my mom is really out of it right now and my dad works a lot so the house is a mess right now my mom gets better for a moment

    asked by Anonymous
  18. Maths

    If a cone of radius r and slant height 2r is surmounted on a cone having radius 2r and slant height 4r then find total surface area of solid

    asked by Sanjay
  19. Math

    Jerome has 1/4 of the groups video games at his house. Mario has 2/5 of the groups video games at his house. What fraction of video the groups video games is either at Jerome's house or Mario's house?

    asked by j
  20. Social Studies

    I need help. I am doing a study Guide for Social Studies, and I have been looking for web-sites for Mongolia, and how it affects its economy. Can you help me? Thanks!

    asked by Help?!
  21. math

    ∠ABC and ∠ABD are a linear pair. Prove that m∠ABC + m∠ABD = 180°. paragraph proof

    asked by jamie
  22. Language Arts

    Which of the following text examples best supports the conclusion that Phillip's attitude toward timothy changing? A. He share's Timothy's optimistic view of their situation B. He accuses Timothy of saving all the water for him self C. He yells at Timothy

    asked by Help Me Pls Hurry!
  23. Chemistry

    What is the second electron affinity of Se? I believe the first is... Se- -> Se + e- The second.... Se -> Se+ + e-

    asked by Joe
  24. Pre algebra

    Please help I’m struggling with how to find the percent of change each decade and how to predict a future price. I can’t find any examples of this lesson for help Directions: You probably see them in the news all the time—predictions about prices,

    asked by Erica
  25. Math

    Can you please check my answers for these questions? I'm having a little trouble with my signs, because I sometimes substitute in wrong, so I get these wrong because of that, Thank you! For the following problems, use f(x) = x^2+ 3; g(x) = –3x; h(x) = 8x

    asked by Rafe
  26. English

    So I'm looking for a work of art (painting, movie, literature, poem, etc.) from 1990 to modern day that has one of these traits: - Feelings or intuition over reason - Champions individual freedom and worth of the individual - Civilization as artificial -

    asked by Carl
  27. Social Studies

    What did many American artists of the mid-1800s seek to convey in their artwork? a.the horrors of the civil war b.the longing for past tradidtions c.the strength of democratic values and individualism d.an appreciation of american people and landscapes***

    asked by Hehe ;)
  28. math hurry

    1. A tessellation is a ___________________ pattern of figures. A.reflecting B.repeating C.symmetrical 2.A tessellation has no ____________________. A.gaps or overlaps B.translations C.repeated figures

    asked by ???
  29. math

    estimate the value of √43 to the nearest integer. a.8 b.6* c.5 d.7

    asked by math help please!
  30. Math

    A man buys a house for $350,000. He makes a $150,000 down payment and amortizes the rest of the purchase price with semiannual payments over the next 7 years. The interest rate on the debt is 13%, compounded semiannually. (a) Find the size of each payment.

    asked by Khoa
  31. MATH

    1. which ratios form a proportion a. 3/15 , 12/55 b. 8/24 , 12/35 c. 5/18 , 25/90 d. 4/11 , 16/25 4. solve the proportion using number sense: 2/8 = x/48 a. 6 b. 12 c. 16 d. 8 5. Solve the proportion using cross products. 18/20 = k/110 a. 99 b. 122 c. 3.3

    asked by Tordy
  32. Biology-plz helppp

    Mendels Law of independent assortment says that inheritance of one trait is not influenced by inheritance of another trait. Using what you know about meiosis , explain how you can observe the law of independent assortment in action.

    asked by jackson
  33. character education

    What is the difference between proactive and reactive? proactive acts upon what is important; reactive acts only on what is urgent proactive does only what is convenient, reactive does what is urgent proactive changes one's circumstances; reactive adapts

    asked by Bri
  34. History

    Which phenomenon would be cited as evidence of increased economic interdependence between Europe and Americas? A. the agreement on the Line of Demarcation B. the condition on the Middle Passage c. the depopulation of Native Americans D. the development of

    asked by Lost
  35. Math

    Elliot has twice as many trading cards as Sam. Elliot has 20 trading cards. write and equation and use it to determine the number of trading cards Sam has. a. s+2 = 20;18** b. s/2 = 20;40 c. 2s = 20;10 d. s-2=20;22

    asked by Jack
  36. W geo

    What Is Going on in Sudan? as in the conflicts

    asked by Net neutrality Man
  37. Social Studies

    Which of the following was a result of the reform efforts spurred on by the second great awakening of the 1820s? A.limits were placed on the number of immigrants allowed in the United States B. Women gained the right to vote C. People with mental illness

    asked by Hehe ;)
  38. Social Studies

    Why has Mongolia's economic growth been weaker than the economic growth of Taiwan and China? My answer; Mongolia is landlocked while Taiwan is surrounded by water. Therefore Taiwan can sea-trade with other countries easier. Is this correct? Thanks!

    asked by Hailey!
  39. History

    Which of the following did fifteenth and sixteenth century European explorers find in the Americas? A evidence of earlier European colonies B. largely unsettled lands C. many distinct native civilizations D small groups of roving nomads. My answer is C

    asked by Lost
  40. History

    Which statement is true in the context of European exploration in Asia? A. Spain was the first European power to gain a foothold in Asia B. Portugal seized the island f Goa, making it their major military and commercial base C. For most of the 1500s,

    asked by Lost
  41. Physics

    Find the beat frequency produced by an 686 Hz source and an 894 Hz source.

    asked by Abby
  42. Physics

    Five people talk simultaneously. If the intensity level is 70 dB when either one speaks alone, what is the intensity level when both speak at once?

    asked by Abby
  43. math

    Write an expression for each conversion. There are 8 pints in a gallon. How would you convert 13 pints into gallons?

    asked by Tori
  44. Physics

    A cord has two sections with linear densities of 0.10 kg/m and 0.20 kg/m respectively. An incident wave, y(x,t) = 0.050sin(6.0x - 12.0t), where x is in meters and t in seconds, travels from the lighter cord to the heavier one. What is the wavelength of the

    asked by Kid
  45. Physics

    In an aviation test lab, pilots are subjected to vertical oscillations on a shaking rig to see how well they can recognize objects in times of severe airplane vibration. The frequency can be varied from 0.0240 to 39.1 Hz and the amplitude can be set as

    asked by Ghan
  46. Math

    James sends text messages from his cell phone. The chart below shows how many text messages he sent each day. Monday Tuesday Wednesday Thursday 20 25 36 29 What is the median of this set of data? A.22.5 B.27 C.27.5 D.29 I know how to find median but this

    asked by Can some explain how to do this
  47. physical science

    which of the following are pure substances? a. solutions b. compounds c. homogeneous mixtures d. colloids A?

    asked by jenna
  48. physical science

    when a physical change in a sample occurs which of the following does not change? a. shape b. temperature c. volume d. composition d?

    asked by jenna
  49. MAth

    A high school purchases a printing machine that can put lettering on clothing for $6000. The school plans to print T-shirts with the school logo and sell them. Each T-shirt costs the school $4 and will sell for 412. hOW MANY t-SHIRTS MUST THE SCHOOL SELL

    asked by Anonymous
  50. english comp

    Choose the sentence with the subject/verb agreement error. Driving as quickly as possible, each of the students pulls into the parking lot. Driving as quickly as possible, each of the students pull into the parking lot. The students pull into the parking

    asked by Anonymous
  51. Math Help Please ASAP Connections

    Write a ratio and a percent for the shaded area. a 6 x 6 grid with 12 shaded cells. a. 3/10, 27% b. 1/2, 50% c. 1/3, 33.33% d. 3/10, 30% Please help Lesson 11 Connections Academy Percents Unit Test im stuck

    asked by TheGruddyHippo
  52. math

    Write an expression for each conversion. A cupcake shop sells an average of 14 dozen cupcakes a day to about 50 customers. What is their average sales rate in cupcakes per customer?

    asked by Tori
  53. math

    Write an expression that converts 50 liter per minute into milliliters per second.

    asked by Tori
  54. math

    The owner of a pool cleaning business wants to know how much time, on average, his workers spend cleaning a pool. Last week, 7 employees each worked a 6-hour shift. In all, they cleaned 42 pools. Which is the most appropriate unit to calculate a answer to

    asked by Tori
  55. character education

    Why should you consider your society's hierarchy of values when ranking your own? conformity should always be a high value society is always right about their values the cost of violating a societal value often outweighs its benefits C? Who acts according

    asked by Bri
  56. English

    Hi! ____ 15. Which of the following quotations from “Nolan Bushnell” best reflects Bushnell’s business and management model? (1 point) a) “Bushnell sold Atari in 1978 and left the company soon after that.” b) “Bushnell took a copy of Alcorn’s

    asked by Da Fash
  57. math

    Ravi has started a business importing handwoven and embroidered linen from India. His Indian supplier charges him 460 rupees per meter for the fabric. He wants to make a profit of $4 per yard. How much must Ravi charge per yard for the imported fabric? Use

    asked by Tori
  58. SS helpppp

    During a war which type of trade barrier is often used the most between the warring countries. A) embargo *** B) quota C) subsidy D) tariff

    asked by Anonymous
  59. Physics

    Is one of the formulas used in "thin film" interference problems 2t = (m + 0.5)(lambda/n_film) OR 2t = (m - 0.5)(lambda/n_film), where t is the thickness of the film? I might have copied my notes down incorrectly in class, because according to internet

    asked by Kid
  60. SS helppp

    The World Bank is an organization that strives to reduce poverty, especially in "Third World," or developing, nations. Which continent has the greatest need for assistance from the World Bank due to drought, political corruption and instability, and a high

    asked by Anonymous
  61. English

    Hi! ____ 1. Choose the answer that best matches the word in quotation marks. Walter Mitty the Undefeated, "inscrutable" to the last. (1 point) a) devilish b) mysterious c) notorious d) stubborn My Answer: D Could someone please check my answer? Thanks!

    asked by Da Fash
  62. SS helpp

    Overfarming and overgrazing farmlands have been a major influence in which destructive process? A) deforestation *** B) reforestation C) desertification D) income distribution

    asked by Anonymous
  63. math

    Write the desired equivalent equation, and identify properties used to do so. Then solve. Ohm's law of electricity states that V = IR, where V = voltage, I = current, and R = resistance. Rewrite the equation for R.

    asked by Tori
  64. math

    Rewrite each equation to isolate the indicated variable. y = 9x + 2 for x df = g - 10 for d

    asked by Tori
  65. math

    If V = 9 volts and I = 0.5 amps, what is the value of R? _____ohms Part 2: Rewrite the equation for I.

    asked by Tori
  66. ss

    In Nigeria, the President is elected by popular vote, and is the head of state, head of government, and the leader of the Executive branch of government. In South Africa, the President is elected by the Parliament, and is the head of state and the head of

    asked by Anonymous
  67. SS

    Which European nations had the greatest influence in Africa in the early 1900s? A) Belgium and Italy B) Spain and Portugal C) Great Britain and Spain D) Great Britain and France ***

    asked by Anonymous
  68. Math

    solve the equation t/4=20

    asked by Jack
  69. Math

    Going to bake 100 cookies. If 3 cups of flour will make 20 cookies. How much is needed for 100

    asked by Sarah
  70. SS

    Why did apartheid in South Africa end during the 1990s? A) White leaders realized that the policy was hurting the country's economy and international reputation. B) The African National Congress began calling for its dismantling and the United Nations

    asked by Anonymous
  71. English

    Hi! All Watched Over By Machines Of Loving Grace I like to think (and the sooner the better!) of a cybernetic meadow where mammals and computers live together in mutually programming harmony like pure water touching clear sky. I like to think (right now,

    asked by Da Fash
  72. ss helppp

    Tariffs, quotas, and subsidies are examples of A) free trade. B) trade barriers. *** C) trade incentives. D) restrictive licenses.

    asked by Anonymous
  73. You already know-SS

    The majority of Egyptians live along the Nile River and Nile Delta because A) land is inexpensive there. B) arable land is located there. *** C) the pyramids are located there. D) important archaeological sites are there.

    asked by Anonymous
  74. SS- I think this got deleted

    In Nigeria, the President is elected by popular vote, and is the head of state, head of government, and the leader of the Executive branch of government. In South Africa, the President is elected by the Parliament, and is the head of state and the head of

    asked by Anonymous
  75. SS

    Which of these BEST expresses the goal of Pan-Africanism of the 1960s? A) to resist communist forces in the Cold War B) stronger bonds between the nations of Africa C) to fight for the end of imperialism in Africa D) the formation of a single government

    asked by Anonymous
  76. SS

    Which of these would be the BIGGEST threat to combatting the spread of HIV/AIDS in Africa? A) a disruption in the exporting of oil B) political instability within a country C) a trade embargo with the Middle East D) boycotting the next Summer Olympic games

    asked by Anonymous
  77. SS

    Which of these resources has caused the most conflict in Africa in the years since World War II? A) oil and lumber B) coal and copper C) natural gas and oil D) arable land and water idk I don't know what do I do? Any hints or clues?

    asked by Anonymous
  78. SS

    27) How might specialization encourage trade? A) One nation will sell its specialty to others ONLY if they don't compete. B) Nations stop using products from other nations to support their own economies. C) Nations agree to work together as a team to make

    asked by Anonymous
  79. So confused

    Which of these would be the BIGGEST threat to combatting the spread of HIV/AIDS in Africa? A) a disruption in the exporting of oil B) political instability within a country C) a trade embargo with the Middle East D) boycotting the next Summer Olympic games

    asked by Anonymous
  80. character education

    How is charity an ethical principle?

    asked by Bri
  81. Help plz

    All of these are major issues facing governments in Africa EXCEPT A) famine due to drought, soil erosion, and overpopulation. B) HIV/AIDS becoming the leading cause of death for adults. C) a lack of sufficient, continent-wide economic development. D)

    asked by Anonymous
  82. Sociology

    Please check my answers. My answers have * by them. 1. In _______, citizenship in the society automatically makes a person a member of the religion. A. churches* B. sects C. ecclesia D. cults 2. Jews, Christians, and Muslims all believe in one God who, as

    asked by M
  83. Keyboarding and Applications

    You are researching the Holocaust for a school paper and have located several Web sites for information. In three to five sentences, describe the method you would use to determine whether each Web site is a suitable source of information for your paper.

    asked by Hannah
  84. Social Studies helppppp

    Which statement BEST reflects the difference between tariffs and quotas? A) Tariffs raise prices on exports, while quotas set limits on imports. B) Tariffs raise prices on imports, while quotas set limits on exports. C) Tariffs raise prices on exports,

    asked by Anonymous
  85. statistics

    The Middlecreek Branch of the National Bank of Virginia has 10 real estate loans over $1,000,000. Of these 10 loans, 4 are "underwater." A loan is underwater if the amount of the loan is greater than the value of the property. The chief loan officer

    asked by Kim
  86. Statistics

    According to a recent survey, 65% of all customers will return to the same grocery store. Suppose 11 customers are selected at random,what is the probability that A) exactly 5 will return? B) all 11 will return? C) at least 6 will return D) at least one

    asked by Kim
  87. Math

    Janelle has 15 marbles she lost some of them how many does she have left.

    asked by Ramiah
  88. Science helppp

    Through the miracles of medicine and technology, researchers have had some success with growing and transplanting hollow, relatively simple organs such as tracheas and bladders. Building organs like the heart and lungs have proved to be much more

    asked by Anonymous
  89. Science

    Which best explains why children often look like their parents? A) Traits, or characteristics, are passed on to offspring from parents. *** B) Before being born, characteristics of offspring are randomly formed. C) Babies begin to look like their parents

    asked by Anonymous
  90. Caluclus

    Find the point on the line 7x+1y−5=0 which is closest to the point (−2,−6).

    asked by Tom
  91. Science

    Which represents the correct functional order (first to last) of the human digestive system? A) mouth→esophagus→stomach→large intestine→small intestine→rectum B) mouth→esophagus→stomach→small intestine→large intestine→rectum C)

    asked by Anonymous
  92. Calculus

    he table below shows the temperature (in °F) t hours after midnight in Phoenix on March 15. The table shows values of this function recorded every two hours. (10 points) a. Estimate the value of T'(8). Give units in your answer. b. What is the meaning of

    asked by Student
  93. Biology Pedigree --plz help!

    So the question was asking me about a pedigree what was the males genotype which was X^N^Y then it asked me what was its phenotype? this lesson is about hemophilia diseases. CAN I SAY THAT THE Phenotype is Hemophilia or hemophilia free?

    asked by jackson
  94. PreCalc

    Solve: (x-1)/(x)+(x-2)/(x)+(x-3)/(x)+...+(1)/(x)=3; X belongs to N

    asked by Anthony
  95. Math

    in store A, a vidoe game that regularly sells for $59.99 is on sale 10% off. In store B the same vidoe game regularly sells for $64.99 and is on sale at 15% off. Which store sells the vidoe game for the lower sale price I think it's Store a; Store A's sale

    asked by Help Thank you
  96. Math

    Determine whether the pair of triangles is similar. Justify the answer. Triangle BAC with sides of 3, 3, 2 Triangle EDF with sides of 12,12,8 also the way I described the triangles, each side corresponds with the side underneath it, if that makes sense.

    asked by Rafe
  97. Math

    1. What percent of 64 is 24? a. 267% b. 62.5% c. 40% *** d. 37.5% 2. What percent of $6.50 is $2.60? a.25% b.40% c.90% d.250% 3. 20% of 140 is what number? a. 280 b. 120 c. 28 d. 12

    asked by itsssjustme.ee
  98. Math

    The amount of seltzer is 12 and it's 8 for the orange juice

    asked by Anonymous
  99. Math

    Miss sue please help me!

    asked by Anonymous
  100. Math

    Maria plots the locations of 4 places on a coordinate grid as given below Her house is at (−4, 9). Her school is at (−4, 3). The community center is at (1, 3). The grocery store is at (−4, −8). Part A: Use absolute values to calculate the distance

    asked by Dylan
  101. English

    I'm dead. I'm in a room with 2 doors. One goes to heaven the other goes to Hell. Infront of each door stands a man. One man can only tell the truth. The other can only tell lies. What question do I ask to get to heaven

    asked by Joan
  102. probability

    This figure below describes the joint PDF of the random variables X and Y. These random variables take values over the unit disk. Over the upper half of the disk (i.e., when y>0), the value of the joint PDF is 3a, and over the lower half of the disk (i.e.,

    asked by anonymous
  103. Biology

    Some protists were once classified as simple plants, others as fungi. Why are protists difficult to classify?

    asked by Anonymous
  104. Physics

    For a rectangular metal surface with dimensions 5 cm by 3 cm, the threshold wavelength for the photoelectric emission of electrons is 246.0 nm. (a) Calculate the work function of the metal surface. So I planned to use: hf - workfunction = eV Then I replace

    asked by Kid
  105. Chemistry

    What is the density of KCl at 25.00 °C if the edge length of its fcc unit cell is 628 pm?

    asked by Mia
  106. Statistics

    According to a recent survey, 65% of all customers will return to the same grocery store. Suppose 11 customers are selected at random,what is the probability that A) exactly 5 will return? B) all 11 will return? C) at least 6 will return D) at least one

    asked by Katie
  107. Physics

    In an aviation test lab, pilots are subjected to vertical oscillations on a shaking rig to see how well they can recognize objects in times of severe airplane vibration. The frequency can be varied from 0.0240 to 39.1 Hz and the amplitude can be set as

    asked by Ghan