ARIEL

Most popular questions and responses by ARIEL
  1. Science

    Which kind of pollution is illustrated by a pipe gushing polluted water into a river? A. Point source B. Nonpoint source C. Carbon source. D. Resource source

    asked on January 28, 2015
  2. Geometry

    11-1 Lines that Intersect Circles 8. The International Space Station orbits Earth at an altitude of 240 miles. What is the distance from the space station to Earth's horizon to the nearest mile?

    asked on March 19, 2012
  3. Science

    A student is trying to identify the different forms of energy described in the following chart: Form of Energy Description Examples Energy A energy that travels in waves through space light radio waves Energy B energy that depends on the height of an

    asked on November 11, 2015
  4. Science

    You are creating a carbon cycle poster. which object could you add to the image as another example of combustion of fossil fuels? A. the sun B.a buzzard eating a dead animal C.a person driving a car D.a scientist digging up fossils My answer is A is that

    asked on November 10, 2015
  5. English

    17. For most academic writing, the types of evidence preferred include A. a combination of assertions and first-hand experiences. B. personal observations and opinions. C. facts, statistics, and expert testimony. D. general statements and quotations by

    asked on February 6, 2018
  6. Science

    How do lawmaker make good environmental decisions? A. By relying on the short-term benefits of an environmental issue. B. By weighing down the costs and benefits of an environmental issue C. By relying only on the economical impact of an environmental

    asked on January 28, 2015
  7. Geometry HELP

    Find the area of the parallelogram.( with base(s)=10 and the side length(s)=6cm. I don't know the height or area so how do I get my answer? here are the multiple choice answers. a.)15√3 cm^2 b.)15√2 cm^2 c.) 30√3 cm^2

    asked on June 9, 2010
  8. Physics

    Nora rides a bicycle for 5 min on a curvy road at a constant speeed of 10 m/s . Describe noras ride in terms of position, velocity, and acceleration, compare the distance she rides and her displacement.

    asked on March 25, 2013
  9. Organic Chemistry

    Some 2-methyl-2-butene may be produced in the reaction as a by-product. Give a mechanism for its production.

    asked on November 29, 2011
  10. Geometry

    11-1 Lines that Intersect Circles 15. Olympus Mons's peak rises 25 kilometers above the surface of the planet Mars. The diameter of Mars is approximately 6,794 kilometers. What is the distance from the peak of Olympus Mons to the horizon to the nearest

    asked on March 19, 2012
  11. QMB2100

    Chicken Delight claims that 90 percent of its orders are delivered within 10 minutes of the time the order is placed. A sample of 70 orders revealed that 60 were delivered within the promised time. At the .02 significance level, can we conclude that less

    asked on July 29, 2013
  12. Government Check

    What was the name of the discriminatory laws enacted in response to the 13th, 14th and 15th Amendments? a)Separate but Equal Laws *b)Jim Crow Laws c)Dred Scott Laws

    asked on July 4, 2010
  13. math

    what is the worlds most musical fish in pizzazz book c

    asked on September 10, 2013
  14. Geometry

    20. The wheelchair ramp at the entrance of the Mission Bay Library has a slope of 1/18. What angle does the ramp make with the sidewalk? Round to the nearest degree.

    asked on February 26, 2012
  15. Consumer Math Check

    1. Money paid to a worker as a reward for good service is called ____________. =a.)Tips b.)Commission c.)Piecework 2. A ____________ is a record of time a worker starts and ends each day. a.)Weekly timecard =b.)Daily log c.)Pay period 3. ____________ is

    asked on September 16, 2010
  16. ENGLISH/THE MARK OF THE BEAST

    WHAT LESSON OR MEANING DO YOU THINK THIS STORY HELD FOR THE BRITISH AUDIENCE OF THE VICTORIAN ERA?

    asked on April 12, 2011
  17. Plz Check My Geometry

    Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my answers and if there wrong redirect me on how to get the correct answer.( after the = is the answer i think it is. 1.) Given points

    asked on June 9, 2010
  18. Organic Chemistry

    Look up the density of n-butyl chloride (1-chlorobutane). Assume that this alkyl halide was prepared instead of the bromide. Decide whether the alkyl chloride would appear as the upper or lower phase at each stage of the separation procedure: after the

    asked on November 28, 2011
  19. trig

    A guy wire runs from the ground to a cell tower. The wire is attached to the cell tower 150 feet above the ground. The angle formed between the wire and the ground is 40° (see figure). (Round your answers to one decimal place.)

    asked on June 20, 2012
  20. Math Problems

    1.)Kamman VanMarko Plumbing equipment sales Commission rate: 9 1/2% Annual pay: $17,496 Month's sales: $2,460 What is the monthly pay? a.)$1,691.70 =b.)$1,458 c.)$3,918 2.) Doreen Nathan Cosmetic sales Commission rate: 13 1/2% Month's sales: $4,230 What is

    asked on September 16, 2010
  21. Geometry Check

    Which set of points are collinear? a.)A(-1,5); B(2,6); C(4,7) b.)A(0,0); B(1/2,3); C(1,5) c.)A(-4,-2); B(0,-4); C(2,-5) when i graph them they all look straight to me but the one I pick is A(-1,5); B(2,6); C(4,7)

    asked on June 12, 2010
  22. chemistry

    Calculate the energy of a photon emitted when an electron in a hydrogen atom undergoes a transition from n=5 to n=1 in J.

    asked on February 6, 2017
  23. English

    20. Which of the following is not an objective of synthesizing sources? A. Combining opinions and general statements B. Exploring different points of view C. Reviewing key ideas on a topic D. Understanding the topic in depth 19. Which type of Internet

    asked on February 9, 2018
  24. Geometry

    38. For maximum accessibility, a wheelchair ramp should have a slope between 1/16 and 1/20. What is the range of angle measures that a ramp should make with a horizontal line? Round to the nearest degree.

    asked on February 26, 2012
  25. Geometry HELP

    Which set of points are collinear? a.)A(-1,5); B(2,6); C(4,7) b.)A(0,0); B(1/2,3); C(1,5) c.)A(-4,-2); B(0,-4); C(2,-5)

    asked on June 12, 2010
  26. Algebra

    An ice cream shop has 6 flavors of ice cream and 3 toppings. In how many ways can you order a sundae with 1 flavor of ice cream and one topping?

    asked on September 8, 2011
  27. math

    ok this is in my practice book. there are 33 students in the chess club. there are five more boys than girls in the club. write and solve a system of equations to find the number of boys and girls in the chess club?

    asked on December 6, 2011
  28. Plz Check My Geometry

    Out of 30 questions these few I struggled with. I put what I feel was right but to be sure I would like some one to check my answers and if there wrong redirect me on how to get the correct answer.( after the = is the answer i think it is. 1.) Given points

    asked on June 9, 2010
  29. Intro to Chemistry

    How do balance this equation K2S+CuSO4

    asked on October 8, 2009
  30. Math

    Arley’s Bakery makes fat-free cookies that cost $1.60 each. Arley expects 25% of the cookies to fall apart and break. Assume that Arley can sell the broken cookies for $1.50 each. Arley wants a 55% markup on cost and produces 200 cookies. What price

    asked on March 8, 2019
  31. Physical Science

    Two identical beakers are both half filled with a liquid. Beaker A contains water and Beaker B contains a liquid that is denser than water. Which of the following is FALSE? a. The pressure at the bottom of Beaker B is greater than that at the bottom of

    asked on March 20, 2012
  32. 4th grade

    Write a number pattern for 8 starfish if each had 5 arms.

    asked on October 1, 2009
  33. Algebra 2

    A company manufactures bicycles in 8 different styles. Each style comes in 7 different colors. How many different bicycles does the company make?

    asked on May 21, 2010
  34. math

    write the exponential function y=40e^0.06t in the form y=ab^t. find b accurate to 4 decimal palces. if t is measured in years, give the % annual growth or decay rate and the continuous % growth or decay rate per year.

    asked on June 27, 2012
  35. Geometry HELP

    The lateral surface area of a regular pyramid is 160 cm2 and the perimeter of the base is 40 cm. What is the slant height?

    asked on June 4, 2010
  36. Physical Science

    During a storm, the wind exerts a 150-N force on a window that measures 1.00 m by 0.50 m. The outside air pressure is 101 kPa. What pressure, in pascals, does the wind exert on the window? a. 75 Pa b. 150 Pa c. 1.5 x 10^3 Pa d. 3.0 x 10^2 Pa e. 3.0 x 10^5

    asked on March 20, 2012
  37. Geometry HELP

    The lateral surface area of a regular pyramid is 160 cm2 and the perimeter of the base is 40 cm. What is the slant height? a.) 4cm b.) 8cm c.) 10cm

    asked on June 4, 2010
  38. American Gov't

    I'm not sure which to pick? What is the term limit for senators? Two terms=not correct Four terms= not correct Six terms=? There are no term limits=? Iknow its not the first two but in my text material it says every 6 years but then again it also says

    asked on August 3, 2010
  39. Chemistry

    Anyone able to balance/do the equation: C8H7O2COOH + NaOH -> I can't figure out the products. C8H7O2COOH + NaOH =>C8H7O2COONa + H2O acid + base ==> salt + H2O Merci buckets. :D Oui, oui! Oui, oui! is C8H7O2COONa an acidic salt or basic salt?

    asked on October 26, 2006
  40. math

    write the exponential function y=71(1.19)^t in the form y=ae^kt. find k accuarate to 4 decimal places. find the exact annual growth rate and the continuous % growth rate accurate to 2 decimal places.

    asked on June 27, 2012
  41. english

    27. In the story “In the Shadow of War,” why did Omovo refuse money from the soldiers?

    asked on January 20, 2012
  42. MLA English

    1. The MLA format for citing a book has four parts, beginning with the author’s name. What appears in the fourth position? A. Place of publication B. Date C. Publisher D. Medium 2. Which of the following is a true statement about an MLA Works Cited page?

    asked on February 7, 2018
  43. Social studies

    explain the reasons for the proclamation of 1763. The proclamation of 1763 was created on October 7, 1763 by king George the III. The proclamation of 1763 was an attempt to avoid the colonial balance with the Native Americans by creating Western

    asked on November 8, 2015
  44. math/algerbra

    Which of the following points would fall on the line produced by the point-slope form equation y + 4 = 2(x - 3) when graphed?

    asked on February 12, 2019
  45. Algebra

    which of following best define the two quantities that are measure to find the call rate phone company? A.the quantity of price measured in dollars depends on the quantity of time measured in minutes B. the quantity measured in minutes depends on the

    asked on September 15, 2015
  46. MLA

    7. When a block quotation is used in a research paper, punctuation _______ the parenthetical citation. A. is set off by a comma from B. precedes C. is omitted from D. follows 8. It's necessary to use a/an _______ when a quotation is introduced by a verb.

    asked on February 7, 2018
  47. TO Ms. Sue

    If you have do english tutoring, when you have a chance can you review my "English 10 HELP" posting please? Writeacher helped me but he said to post the answers I chose so someone could check them and help me further.

    asked on June 13, 2010
  48. Chemistry

    In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure. If a pressure of 47.0 bar is applied to seawater, what will be the final concentration of the seawater at 20 °C when reverse

    asked on February 19, 2012
  49. math

    how can we find the area of a figure. how can i find the area of this figure. jf=16 cm I can't see the figure, but generally we need to know the sides and angles in order to calculate the area.

    asked on September 25, 2006
  50. Social Studies

    what was the purpose of the constitutional convention held in philadelphia in 1787? A.To sign the treaty of paris B.To select the nation's new president. C. to revise the Articles of Confederation D.to draft a declaration of independence My answer is c

    asked on November 8, 2015
  51. Physics Check

    1.)The making of the nuclear reactor was an advance in a)Science *b)Technology c)none of the above 2.)The development of the airplane was an advance in a)Science b)Technology *c)none of the above 3.)The discovery of gravity was an advance in *a)Science

    asked on July 2, 2010
  52. Physics

    A boy throws a ball with an initial speed of 40.0 m/s. The angle of the thrown ball is 33.0° above the horizontal.(Neglect the height of the boy and air resistance.) (a) What is the ball's speed in the horizontal direction just before it hits the ground?

    asked on February 9, 2012
  53. physics

    A stone is thrown upward a 20 m/s. It is caught on its way down 5.0 m above where it was thrown. How fast was it going when it was caught?

    asked on October 1, 2014
  54. math

    find the distance between points P(7,4) and Q(1,2)to the nearest tenth

    asked on December 7, 2011
  55. English check

    1.)Supported the ideas of plainness, divine mission, and grace =a.)The North--Puritanism b.)The South---Gentlemen Planters c.)Both 2.Came to America to find freedom to worship and the Promised Land =a.)The North--Puritanism b.)The South---Gentlemen

    asked on August 24, 2010
  56. Geometry HELP

    1.)In the figure above, PQRS is an inscribed quadrilateral, and the measure of arc RSP=206º. What is m∠PST? a.)103º b.)206º c.)360º

    asked on June 12, 2010
  57. chemistry hw

    SOMEONE PLEASE HELP AND CONFIRM THE RIGHT ANSWER FOR ME...I HAVE ONE MORE ATTEMPT TO THIS PROBLEM AND I NEED HELP!!!!! PLEASE!!!!!!!!!!!!!!!!!!!! THANKS! In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution

    asked on February 19, 2012
  58. Physics

    A girl starts from rest and reaches a walking speed of 1.4 m/s in 3.0 s. She walks at this speed for 6.0 s. Girl then slows down and comes to a stop during a 10.0 -s period. What was her acceleration during each of the 3 time periods? Her acdeleration

    asked on March 25, 2013
  59. Chemistry

    Consider the reaction: 2CO2(g)=2CO(g) + O2(g). A reaction mixture in a 5.0 L flask at a certain temperature. At equilibrium there are 85 g of CO2(g), 1.20 g of CO, and 0.688 g of O2(g). Calculate Kc.

    asked on February 27, 2011
  60. Physics

    A truck driver travels 55 km in 1 hour. He then drives a speed of 35km/hr for 2 hrs. Next, he drives 175 km in 3 hrs. What was his average speed? Should i add up the total distance and total time taken then solve?

    asked on March 25, 2013
  61. Government Check

    1.)Which of the following is an example of the formal amendment process? a)The gradual expansion of the President's war-making power as commander-in-chief =b)The 1920 change to the Constitution that gave women the right to vote c)The 1954 Supreme Court

    asked on June 29, 2010
  62. Trigonometry

    Write the following as an algebraic expression in u, u>0. cos(arctan(u/sqrt2))

    asked on April 3, 2018
  63. Geometry

    Help please. I don't know how to solve step by step!! What is the range of possible values for x? The diagram is not to scale. h t t p :/ / i . i m g u r.c o m/ s n S v w .p n g

    asked on January 14, 2015
  64. Government Check

    What is the primary claim made by those who oppose hate crimes legislation? a)There is no way to catch all perpetrators of hate crimes, so all perpetrators should be punished equally. =b)There is no way to determine the motivations behind a crime, so all

    asked on July 6, 2010
  65. Government Check

    1.)What is the defining right of a representative democracy? The right to petition the government =The right to vote The right to freedom of religion The right to a jury trial 2.)Slavery was prohibited by _____. the Bill of Rights the Constitution =the

    asked on June 29, 2010
  66. Geometry HELP

    Find the area of the parallelogram. (base(s)=10cm, slant/side length(s)=6cm, h=? and the angle measure is 60degrees. a.)15√3 cm^2 b.)30√3 cm^2 c.)15√2 cm^2 I think it's 30√3 cm^2.

    asked on June 10, 2010
  67. Statistics

    Billy Isastar, a famous basketball player, is not a very good free throw shooter. He manages to connect on 65% of his attempts. What is the probability that the first free throw Johnny hits in a game is on his fourth attempt? a. .015 b. .028 c. .179 d.

    asked on March 22, 2017
  68. math

    Julio's father is 4 times as old as Julio. The sum of their ages is no less than 55. Enter an inequality that can be used to represent this situation in the first box, where x represents Julio's age. Enter the youngest age Julio can be in the second box.

    asked on October 3, 2016
  69. Chemistry

    Consider the reaction: 2CO2(g)=2CO(g) + O2(g). A reaction mixture in a 5.0 L flask at a certain temperature. At equilibrium there are 85 g of CO2(g), 1.20 g of CO, and 0.688 g of O2(g). Calculate Kc.

    asked on February 27, 2011
  70. Government

    Select the answer that is closest in meaning to the given word or phrase. Popular sovereignty: a.)Taxation without representation b.)Social contract c.)Democracy =d.)Limited government

    asked on June 23, 2010
  71. RE English 10 HELP

    I posted these questions earlier for help and Writeacher wanted me to post what I chose as answers so someone could check/help me. * is the answer I chose. 2.)Your answer is incorrect. You are a careless person. Faulty Cause and Effect *Stereotype Red

    asked on June 13, 2010
  72. Geometry HELP

    Using coordinate geometry to prove that the diagonals of a square are perpendicular to each other. Given: Vertices are at A(0,0), B(a,0), C(a,a) and D(0,a) Slope of AC=1; Slope of BD=-1 type your proof. (I've gotten help on this earlier but I still don't

    asked on June 11, 2010
  73. Math

    Cougar Pizza Parlor has just opened up across the street. You are thinking of inviting some friends over for pizza and ordering from Cougar's. You want to get the most pizza for the money. The menu shows the following prices. 6- inch round pizza....$7.50

    asked on February 18, 2016
  74. U.S. government

    how is the constitutional principle of federalism reflected in the formal amendment process?

    asked on March 25, 2011
  75. Physic Check

    These are questions I'm unsure about out of 20 for my submission #2. Someone please check soon. My answers have an =. 1.)A ball is rolling across the top of a billiard table and slowly rolls to a stop. How would Galileo explain the motion of the ball as it

    asked on July 12, 2010
  76. Plz Check my Geometry(sOo0n)

    1.) Given points A(-4, 5), B(2, 3), C(0, 4) and D(5, 0), decide if AB and CD are parallel, perpendicular or neither. =Neither 2.)Given the equations y = 1x + 7 and y = 3x - 2, decide whether the lines are parallel, perpendicular or neither. =neither 3.)

    asked on June 9, 2010
  77. English/Reading 10 HELP

    TO BUILD A FIRE Jack London Day had broken cold and gray, exceedingly cold and gray, when the man turned aside from the main Yukon trail and climbed the high earthbank, where a dim and little-traveled trail led eastward through the fat spruce timberland.

    asked on June 7, 2010
  78. Math

    Which of the following expressions is between 10 and 11?

    asked on February 8, 2018
  79. Math

    A box of tacks weighs 120 grams when full, when half full it weighs 70 grams. How many grams does the box weigh when empty?

    asked on May 16, 2012
  80. physics

    if a person is pushing a cart with a force of 40 Newtons and it accelerates at 0.5 m/s2 , what is the mass of the cart ?

    asked on April 13, 2012
  81. Physics

    tarzan has a mass of 100 kg and is 200m above the group and wants to slide down a nearby vine. the vine can only hold 400n without breaking. assuming he starts from rest and moves with a constant acceleration what is the longest time it can take for Tarzan

    asked on March 14, 2012
  82. Physics HELP

    A railroad car with a mass of 2000kg is rolling at a speed of 15m/s. What force would be required to stop the car in 10 seconds? a)13.3 N b)2,000 N =c)3,000 N d)30,000 N

    asked on July 14, 2010
  83. Government Check

    Which of the following is NOT a reason why the Framers opposed direct democracy? =a.)They thought direct democracy is impractical in large countries like the United States. b.)They did not believe in consent of the governed. c.)They did not trust the

    asked on June 28, 2010
  84. Government Check

    Out of 56 problems I'm unsure of 7 of them. Can someone please check? (= is my answer. 1.)Which of the following is not an essential element of the English political tradition? a.)Royal absolutism b.)Representation =c.)Limits to the power of the king

    asked on June 21, 2010
  85. Geometry Help

    1.) An isosceles triangle ΔABC has its altitude at the y-axis and its base at the x-axis. D is the midpoint of segment AC and E is the midpoint of segment CB. Given the coordinates A(-2a, 0), B(2a, 0), and C(0, 2b), determine the coordinates of

    asked on June 12, 2010
  86. Geometry HELP

    A line passes through the points K(2a,3b) and R(a,-b). What is the slope? a.)4b/a b.)4ab c.)4a/b

    asked on June 9, 2010
  87. Geometry HELP

    A line segment has one endpoint at the coordinate (0, 1) and a midpoint at the coordinate (2, 4). Find the other endpoint. a.)(1, 7) b.)(4, 7) c.)(1, 25)

    asked on June 4, 2010
  88. Math

    What volume, in ml, of a 60% of HCl acid solution must be added to 100 ml of a 30% HCl solution to make a 36% HCl solution. We need 2 alegabreic (?) equations. The first I can get is: 0.36x - 0.60y = 100ml (this is probably wrong)? Blah. I can't get the

    asked on January 31, 2007
  89. Physics

    Consider eight, eight-cubic centimeter (8 cm3) sugar cubes stacked so that they form a single 2 x 2 x 2 cube. How does the surface area of the single, large cube compare to the total surface area of the individual eight cubes? Report your answer as a

    asked on December 4, 2015
  90. Check My Anatomy (stuck)

    1) If a person has neither of the two blood antigens, what is his or her blood type? A B O AB (i chose o) 4) Testosterone is produced in the? testes bulbourethral glands prostate glands seminal vesticles (i chose vesticles) 6. What type of cell is capable

    asked on December 4, 2014
  91. Financing

    A. How much might a home buyer expect to pay in closing costs on a $220,000 house with a 10% down payment? B. How much would the home buyer have to pay at the time of closing, taking into account closing costs, down payment, and a loan fee of 3 points?

    asked on February 11, 2014
  92. precalculus/trigonometry

    Find a formula for the given linear function. The graph of h intersects the graph of y = x^2 at x = -2 and x = 4

    asked on June 10, 2012
  93. Gravi prob chem

    In the gravimetric determination of barium as BaCrO4, what weight of sample must be taken so that the weight of the precipitate in milligrams multiplied by 100 will equal the % Ba in the sample?

    asked on January 16, 2012
  94. Social Studies

    How each of the eight strands of soical studies ties into the life and times of christopher Columbus?

    asked on October 31, 2010
  95. eng.

    Type a character sketch of a fictional Southern Gentleman named Alphonzo Carteret.

    asked on September 27, 2010
  96. Physics

    What average force is required to stop an 1700 kg car in 7.0 s if the car is traveling at 75 km/h?

    asked on September 8, 2010
  97. American Gov't

    These are the problems I had difficulty with out of 35! 1.)Which is true about the roles of lieutenant governor and vice president? =a)Both are always elected separately from the chief executive. b)Lieutenant governors have more power than the vice

    asked on August 3, 2010
  98. Physics Check

    Since I've been waiting to get my answers checked for my submission #2, I moved on to my submission #3 and I need some questions checked for my submission #3 please. 1.)If a blue car drives 10km/h across the deck of an ocean liner that is traveling at

    asked on July 12, 2010
  99. History check

    Which of the following principles does NOT have the purpose of restricting the power of any part of the government? =Democracy Federalism checks and balances seperation of powers

    asked on June 28, 2010
  100. Government Check

    1.)Why was it important to the Founding Fathers to justify their actions by evoking traditional English rights? a.)Because they were extreme reactionaries who disagreed with the ideals of the Enlightenment =b.)Because, as members of the social elite, they

    asked on June 23, 2010

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