1. Calculus

    Ian's house is located 20km north of Aida's house. At 9am, one saturday, Ian leaves his house and jogs south at 8km/hour. At the same time Aida leaves her house and jogs east at 6km/h. When are Ian and Aida closest together given that they both run for 2.5

    asked by Deepa on April 26, 2014
  2. Science

    Which statements show how a chemical bond is formed? (Select all that apply.) a. The valance electrons of an atom are emitted from an atom’s orbital. b. The valence electrons of a metal transfer to the valence shell of a nonmetal to stabilize both atoms.

    asked by Michael on November 13, 2017
  3. statistics

    Every year thousands of students take the SAT'S. RECENT TRENDS SHOW THAT THE SCORES ON THE VERBAL SECTION FOLLOW AN APPROX. NORMAL DISTRIBUTION WITH MEAN 550 AND STANDARD DEVIATION OF 110 68.26% OF THE STUDENTS WHO TAKE THE SAT VERBAL SCORE BETWEEN ______

    asked by todd on February 10, 2008
  4. physics

    A small rock passes a massive star, following the path shown in red on the diagram above. When the rock is a distance 4e+13 m (indicated as d1 on the diagram) from the center of the star, the magnitude of its momentum p1 is 1.1e+17 kg ·m/s, and the angle

    asked by Zoey on July 29, 2014
  5. Calculus

    A car travels along a straight road for 30 seconds starting at time t = 0. Its acceleration in ft/sec2 is given by the linear graph below for the time interval [0, 30]. At t = 0, the velocity of the car is 0 and its position is 10. What is the velocity of

    asked by Anonymous on May 8, 2018
  6. math

    You are off to soccer and love being a goalkeeper, but that depends who is the coach today : - with coach Ahmed the probablity of being a goalkeeper is 0.5 -with coach Usman the probability of being a goalkeeper is 0.3 Ahmed is coach more often.About 6 out

    asked by arzam on May 2, 2013
  7. probablity

    You are off to soccer and love being a goalkeeper, but that depends who is the coach today : - with coach Ahmed the probablity of being a goalkeeper is 0.5 -with coach Usman the probability of being a goalkeeper is 0.3 Ahmed is coach more often.About 6 out

    asked by arzam on May 3, 2013
  8. maths

    You are off to soccer and love being a goalkeeper, but that depends who is the coach today : - with coach Ahmed the probablity of being a goalkeeper is 0.5 -with coach Usman the probability of being a goalkeeper is 0.3 Ahmed is coach more often.About 6 out

    asked by arzam on May 3, 2013
  9. College Physics

    A car (mass 880 kg) is traveling with a speed of 44 mi/h. A bug (mass 7.9 mg) is traveling in the opposite direction. What speed would the bug need in order to slow down the truck by one mile per hour in a big bug splash (i.e., final speed 43 mi/h)?.

    asked by Ryan on October 22, 2010
  10. Physics

    A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 2.89 x 10-6 W/m2 at a distance of 127 m from the explosion. Find the distance (in m) from the source at which the

    asked by Jena on December 5, 2006
  11. Math

    The students in Mrs. Krager's class are holding a car wash to raise money for their end-of-year field trip. They washed 45 cars by noon, and their goal is to wash 110 cars by the end of the day. Write and solve an addition equation to find c, the number of

    asked by Anonymous on September 6, 2018
  12. Chemistry

    Buffer capacity is a measure of a buffer solution\'s resistance to changes in pH as strong acid or base is added. Suppose that you have 165 mL of a buffer that is 0.360 M in both benzoic acid (C6H5COOH) and its conjugate base (C6H5COO–). Calculate the

    asked by Brody on November 17, 2013
  13. Chemistry

    Buffer capacity is a measure of a buffer solution\'s resistance to changes in pH as strong acid or base is added. Suppose that you have 165 mL of a buffer that is 0.360 M in both benzoic acid (C6H5COOH) and its conjugate base (C6H5COO–). Calculate the

    asked by Brody on November 17, 2013
  14. Math Help or I fail

    1. What is the solution to negative Start Root 75 End Root to the nearest integer? (1 point) 9 8 -8 - My answer -9 2. Shelly sews a blanket that has an area of 170 square feet. It has 30 square blocks, each the same size. What is the approximate length of

    asked by Apple Pause on October 29, 2018
  15. English Ms. Sue

    How would I explain my reason fear can cause war because they might believe their is no other solution? How would I explain my reason fear can cause war because people naturally have an instinct to predict themselves with fear?

    asked by Michele on February 9, 2009
  16. chemistry hw question

    Magnesium hydroxide + hydrogen chloride-----> magnesium chloride + water How many grams of magnesium chloride can be produced from 14.60 mL of a 0.546M hydrogen chloride solution?

    asked by danielle on February 5, 2012
  17. science

    the solubility of sodium chloride in water at 10 degrees C is 32 g in 100 g of water. If 14 g of sodium chloride are dissolved in 50 g of water at 10 degrees, the solution is ___________.

    asked by ciarra on May 19, 2011
  18. Chemistry

    At a certain temperature, the solubility of gas in water at 2.04 is 48.0 . Calculate the solubility of gas in water, at the same temperature, if the partial pressure of gas over the solution is increased from 2.04 to 6.00 .

    asked by Sam on February 8, 2013
  19. Biology

    Okay my question has to do with a pedigree shown in an illustration. Since I can't show the illustration I'll do my best to describe it: There's a mother and a father and they have 4 kids: 2 boys, 2 girls. Circles represent females and squares males. A

    asked by Mina on May 16, 2014
  20. history

    In England in the 1700's, many poor people in rural areas left their farms and moved to cities in search of work. Yet life in cities was not easy, and jobs were very hard to find. from what you know about England in the 1700's, can you explain why so many

    asked by Marina on August 31, 2009
  21. Calc 2

    A 3-lb bucket containing 20- lb of water is hanging at the endof a 20-ft rope that weights 4 -oz / ft. The other end of the ropeis aattached to a puley. How mauch work is required to wind thelenght of the rope onto the pulley, assuming that the rope

    asked by Laua on January 28, 2015
  22. Physics

    A boy pushes his friend across a skating rink. Since the frictional forces are very small, the force exerted by the boy on his friend's back is the only significant forece acting on the friend in the horizontal direction. Is the change in kinetic energy of

    asked by Taylor on November 14, 2010
  23. physics

    A luge and its rider, with a total mass of 84 kg, emerge from a downhill track onto a horizontal straight track with an initial speed of 41 m/s. Assume that they stop with a constant deceleration of 3.5 m/s2. (a) What magnitude F is required for the

    asked by Sam on October 28, 2010
  24. math

    Gina is adding a lace border to a circular pillow. The radius of the pillow is 8 inches, and she needs to decide how much lace to buy. Which length represents the least amount she can buy? 1) 26 inches 2) 51 inches 3) 101 inches 4) 202 inches p=2pir p=2pi8

    asked by B8 on February 9, 2014
  25. Physics - Potential Difference

    An electron moving in the + x-direction has an initial speed of 3.7*10^6 m/s at the origin. Its speed is reduced to 1.4*10^5 m/s at x = 2cm. Calculate the potential difference between the origin and that point. Which point is at the higher potential? My

    asked by Kid on February 15, 2017
  26. trig

    Okay, I've been getting some of these, but I can't seem to verify this identity... any help? Here's the problem Sin(x+y) + Sin(x-y) = 2sinxcosy Okay, I've been working on the left side, and distribute, getting: Sinx + Siny + Sinx - Siny And, the sinx's add

    asked by Alex on March 19, 2009
  27. Ap Chemistry

    Hi, I was wondering if you could possibly help me with this chem question. For the relatively slow decomposition of NOCL into NO and Cl2 according to the reaction below, it is known that the reaction is second order w/ respect to NOCl and that after 23.4

    asked by Carlo on February 24, 2008
  28. geometry

    Sammie bought just enough fencing to border either a rectangular plot or a square plot. The perimeter is of the plots are the same. How many meters of fencing did she buy? On the square I know all 4 sides are the same. so I would have 4(x+2)as an equation

    asked by reece on August 28, 2016
  29. 8th grade algebra

    A train load of cars and trucks is en route to an automobile dealer for whom you work. Before they arrive, the dealer receives an invoice showing a total of 160 vehicles. Unfortunately, the part of the invoice showing how many of each kind of vehicles has

    asked by cuca on January 28, 2010
  30. 8th grade

    smithers think thet he can give the worker a special jucie to make them work faster. he makes two groups of 50. group A get the jucie gorup B did not get the jucie.group A staples 1587 paper group B staples 2113 papers. What is the control group,

    asked by jesse on November 6, 2010
  31. English

    1. I feel painful in my body. 2. No pains, no gains. 3. No pain, no gain. 3. His stomach was so painful, so he could not work at his workplace. 4. My eyes ache a lot. 5. My eyes feel painful, so I need to take a rest. 6. I felt some pain in my intestines.

    asked by John on June 9, 2009
  32. Math

    After polling a class of 20 music students by a show of hands, you find that 8 students play the guitar and 9 students play the piano. Given that information, what is the minimum number of students in this music class who play both the guitar and the

    asked by Anonymous on April 24, 2015
  33. accounting

    Discuss how the net promoter score is calculated. Show an example of a calculation of a net promoter score (use the data below). What does this score mean specifically in this example? Discuss how the net promoter score can assist in the value of a

    asked by Denise on May 18, 2013
  34. math

    A factory needs two raw materials, say, A and B. The probability of having an adequate supply of material A is 0.94, whereas the probability of having an adequate supply of material B is 0.96. A study shows that the probability of a shortage of both A and

    asked by Fakaapo on April 18, 2011
  35. math

    Lisa is thinking about two positive integers. The larger integer is seven less than twice the smaller integer. The larger integer is also three more than the smaller integer. What is the larger of the two integers that Lisa is thinking about? ~So the

    asked by edgard on January 4, 2017
  36. math

    A factory needs two raw materials, say, A and B. The probability of having an adequate supply of material A is 0.94, whereas the probability of having an adequate supply of material B is 0.96. A study shows that the probability of a shortage of both A and

    asked by Fakaapo. Suetusi on April 15, 2011
  37. Algebra 2

    Find the A) Constant of Variation, B) the Equation of the Variation, and the C) the Solution The volume V of gas varies inversely to the pressure P. The volume of a gas is 200 cm^3 under pressure of 32 kg/cm^2. What will be its volume under pressure of 40

    asked by Nate on February 15, 2018
  38. chem

    A patient receives 2700mL of an IV solution containing 4g g of glucose per 100 mL .How much energy, in kilojoules, does the patient obtain from glucose, a carbohydrate?How much energy, in kilocalories, does the patient obtain from glucose?

    asked by k on September 3, 2014
  39. Astronomy

    The Moon’s gravity stretches Earth, which causes Earth’s tides. How much stronger is the force of the Moon’s gravity on a 1 kg mass on the side of Earth closest to the Moon compared to the force of the Moon’s gravity on a 1 kg mass on the side of

    asked by hannah on November 18, 2018
  40. Data communication and Networking

    1. Illustrate the wave forms for data “101001000111010011110100” by using the following modulation techniques: a. 2 bit AM + 1 bit PM b. 2 bit FM + 1 bit AM c. 2 bit PM + 1 bit FM 2. Based on 8 bit ASCII code, illustrate a wave form using any one of

    asked by Mohamed on January 18, 2019
  41. Science

    Turning on the switch in a flashlight starts a chemical reaction in the batteries. The chemical energy is turned to light energy and the flashlight lights up. Which part of this system is an example of a process? Turning on the switch is a process. The

    asked by Anonymous on September 20, 2013
  42. Managerial Economics

    I need assistance with the following question: A researcher estimated that the price elasticity of demand for automobiles in the United States is -1.2, while the income elasticity of demand is 3.0. Next year, U.S. auto makers intend to increase the average

    asked by Talia on November 8, 2006
  43. Computers

    I have project i need your help. this is the Project Description In this project, you will design a complete arithmetic unit of a microprocessor which can do addition, subtraction, multiplication, and division of two 2-bit binary numbers (A1A0 and B1B0).

    asked by Sara on April 17, 2011
  44. English

    We were supposed to label every word in these sentences, but some of them were kind of confusing: The process is a method using heat and cold. I know that "the" is article adj., "process" is subject, a article adj, "and" is a conjunction , but what is the

    asked by Katie on December 13, 2006
  45. Chemistry

    for a question it is given that there is 14.6 g of calcium chloride in 246 g of water. Kf is 1.86 C/m we need to find the freezing point of this solution. when i do the calculations, i get the freezing point to be -0.99 (without using the vant hoff factor

    asked by Ania on November 8, 2012
  46. math

    A storage shed is in the shape of a square. A builder increases the length of one side of the shed by three feet and decreases the length of an adjacent side by two feet. The shed is now a rectangle with a perimeter of 70 feet. What is the measure of a

    asked by vincent on July 27, 2013
  47. Chemistry

    Determine whether each of the following salts will form a solution that is acidic, basic, or pH-neutral? Al(ClO4)3-Acid LiCl-Neutral KClO2-BAse C6H5NH3NO2-Acid CH3NH3Br-Acid KCl-Neutral NaClO-Base NH4ClO-Acid Fe(ClO4)3-Acid C2H5NH3NO3-Acid Is this right?

    asked by Anonymous on October 23, 2010
  48. Linear Algebra

    Help me find my error! a)Write down the equation of the plane passing through the point (1,5,7) and parallel to the lines. Line A: Line B: Point x = 3- 2t x = 2 - 2t y = 1 - 5t y = 3 - 2t z = 2 - t z = 1 + 4t Parametric equation of the plane = + t1 + t2

    asked by Leo on December 6, 2018
  49. Math (Calculus)

    Hello, Could somebody please help me with the following question? It asks to differentiate the function below according to derivate rules of calculus such as the power rule (if f(x)=x^n, then f'(x)=nx^n-1), the product rule (if F(x)=f(x)g(x) then

    asked by Constantine on August 12, 2015
  50. Chemistry

    Determine whether each of the following salts will form a solution that is acidic, basic, or pH-neutral? Al(ClO4)3-Acid LiCl-Neutral KClO2-BAse C6H5NH3NO2-Acid CH3NH3Br-Acid KCl-Neutral NaClO-Base NH4ClO-Acid Fe(ClO4)3-Acid C2H5NH3NO3-Acid Is this right?

    asked by Anonymous on October 23, 2010
  51. Chemistry

    Perpare 500ml of 1M HCl solution from a bottle of concentrated 37%(W/W) HCL stock with a density of 1.19g/ml. 37%= 37/100 x 100 therefore mass is 37g molarity = mol/vol 1= mol/0.5 mol=0.5 mass of Hcl needed = molxmr mass = 0.5 x 36.5 mass = 18.25g

    asked by Ryan on April 30, 2017
  52. Algebra 2

    If an object is thrown vertically upward with an initial velocity of v, from an original position of s, the height h at any time t is given by: h=-16t^2+vt+s (where h and s are in ft, t is in seconds and v is in ft/sec) If a rock is dropped from the top of

    asked by Nancy on April 27, 2012
  53. business in mathematics

    step by step solving plsss im very law in math so plss to solve step by step thanks.On August 1,1990, Mr.Talamos borrows 9,500 pesos and agrees to pay the compounded amont on the day he pays the debt. If interest is at the rate of 5 1/2% compounded

    asked by BM plss help on September 17, 2014
  54. statistic

    age days in hospital 40 11 36 9 30 10 27 5 24 12 a. draw a scatter diagram (completed) b. does there appear to be a correlation between age and number days in the hospital? no Find the r value for this problem to verify your answer? R=.16 c what is the

    asked by bria on July 14, 2012
  55. statistic

    age days in hospital 40 11 36 9 30 10 27 5 24 12 a. draw a scatter diagram (completed) b. does there appear to be a correlation between age and number days in the hospital? no Find the r value for this problem to verify your answer? R=.16 c what is the

    asked by bria on July 13, 2012
  56. Algebra

    Please help me to solve this Radical Expressions and equations word problem. Here is the question: Surveying. The length of each lot line of a swimming pool complex is shown. Find the exact perimeter of the irregular shaped lot. Then approximate the

    asked by Jay on November 22, 2014
  57. Physics

    When dots are placed on a page from a laser printer, they must be close enough so that you do not see the individual dots of ink. To do this, the separation of the dots must be less than Raleigh’s criterion. Take the pupil of the eye to be 2.9 mm and the

    asked by Megan on February 19, 2017
  58. Circuits Problem (Physics)

    h t t p ://img266.imageshack.us/my.php?image=circuit2ru6.png Given the circuit above: a) Solve for unknown currents. b) What is the potential difference between points a and b? c) If both batteries start with 20 A*h of charge, how long does it take the

    asked by Eileen on April 12, 2008
  59. English

    A-Polygamy should be legalized. B-The voting age should be lowered to sixteen. C-The prison system should give greater emphasis to the punishment of in mates than to their rehabilitation. D-Doctors and clinics should be required to notify parents of minors

    asked by matt on March 24, 2007
  60. maths

    1. You are cutting colored cardboard rectangles for school art show. Each art piece will be placed on one of the rectangles so the outside of the rectangle forms a border or mat for the art piece. You are to cut the cardboard to fit artwork that is 3 times

    asked by :] on June 9, 2009
  61. math,help

    can someone show me these steps with the division like 2 --- 1 which would mean half. the following though. so i can see it. Simplify 3 --- + 1 x-5 ----------- 1 - (4)/(x-5) Get least common denominator. For top part, the LCD is x-5. So the 1 becomes

    asked by jasort20 on March 14, 2007
  62. English

    Can you check the following sentences for me, please? 1) She was a still a young girl when she fell in love for a punk skater boy 2) She wanted him but her friends were prejudiced against him because of his baggy clothes. 3) She had a pretty face but her

    asked by Franco on February 14, 2010
  63. managerial economics

    a material handling company pays each of its sale persons a base salary plus a percentage of revenue generated. To reduce overhead EFI has switched from giving each salesperson a company car to reimbursing them .35 for each business related mile driven.

    asked by cheer1 on March 11, 2008
  64. home economics

    a material handling company pays each of its sale persons a base salary plus a percentage of revenue generated. To reduce overhead EFI has switched from giving each salesperson a company car to reimbursing them .35 for each business related mile driven.

    asked by cheer1 on March 11, 2008
  65. History

    Which of the following is not a way that constitutions grant governments power? A)They explain the purpose of the government. B)They set up the structure of the government. C)They identify from which states federal government leaders will come. D)They name

    asked by Mike on November 16, 2015
  66. Algebra 2

    I have a question... I have no idea how to turn this into SRform 2187^(1/3) - 2(24)^(1/3) I saw I could do this 2187^(1/3) - 2(4*6)^(1/3) 2187^(1/3) - 4(6)^(1/3) then I do this 2187^(1/3)/ (6)^(1/3) and I don't get a whole number so I can conclude that...

    asked by Algebra 2 on May 28, 2009
  67. Physics @bobpursley

    A 65 kg student consumes 2500 Cal each day and stays at the same weight. For three days in a row, while visiting his parents, she eats 3500 Cal and, wanting to keep from gaining weight decides to "work off" the excess by jumping up and down. With each

    asked by Live on January 11, 2019
  68. Art

    A peice of japanese armor was once used to protect the head of soldiers. This work has since been replaced by twenty-first century fighting gear, but the orginal armor is on display in a museum. This change over time is an example of? 1. A once-functional

    asked by LOVE on February 24, 2016
  69. english

    1. The team __ is wearing the red jerseys is the one I came to see. Which of the following pronouns correctly completes the sentence above? A. who B. whom C. that D. which 2. The gist of the saying went something like this: If a person wants to get ahead

    asked by wedi on June 3, 2015
  70. misc-college info

    so for my work i have to pick a career choice and do some research on the basic information needed for that choice for example: i am interested in culinary arts. ..can someone give me information like, how many years of college you must take, and what are

    asked by y912f on March 2, 2009
  71. english please help

    1. The team __ is wearing the red jerseys is the one I came to see. Which of the following pronouns correctly completes the sentence above? A. who B. whom C. that D. which 2. The gist of the saying went something like this: If a person wants to get ahead

    asked by wedi on June 7, 2015
  72. statistics

    The following project uses the game of Guess Your Card. This is a game in which each player draws (without looking) three cards. Each card has a number between 1 and 9 on it. The players then place their cards on their heads so that everyone but themselves

    asked by d's on March 3, 2012
  73. communication

    Which sentence presents an alternative in appropriate way? "The 11:00 a.m. flight is completely sold out, so I booked you on the 2:00 p.m. flight. Hopefully that will work for you." "We are out the red units, so we went ahead and shipped you 12 green ones

    asked by helen on June 2, 2010
  74. Business Communication

    Which sentence presents an alternative in appropriate way? a. "The 11 a.m. flight is completely sold out, so I booked you on the 2 p.m. flight. Hopefully that will work for you." b. "We are out of the red units, so we went ahead and shipped you 12 green

    asked by Kasey on September 27, 2011
  75. Chemistry

    The element copper, found in nature with an average atomic mass of 63.54u, consists of two isotopes, copper-63 of atomic mass 62.93u and copper-65 of atomic mass 64.93u. Calculate the abundance of each isotope. I can't come up with an equation to solve it;

    asked by Laila on February 23, 2009
  76. English

    Select the sentence that contains NO errors in grammar, punctuation, spelling, sentence structure, or word usage. A. Since Jules was a past donor he was not aloud to participate in the State's upcoming election. B. The training course was so grueling that

    asked by gurpreet on April 7, 2019
  77. history

    i reallly really need help with this question: compare the colonial empires of Spain, France and England in terms of their settlements, economic structure and political control. somebody gave me a link for this question before, but it didn't really help

    asked by history on April 20, 2009
  78. calc

    What is dy/dx of y=12/12X-y^3 ???? Any idea anyone??? y=12/12X-y^3 I assume you mean... y=12/(12X-y^3) 12Xy-y^4=12 12x dy/dx + 12y -4y^3 dy/dx=0 dy/dx (12x -4y^3)=-12y solve for dy/dx

    asked by nick on December 7, 2006
  79. chem

    Which of the following pairs of substances, when mixed in any proportion you wish, can be used to prepare a buffer solution? (Select all that apply.) NaCN and HCN NaCN and NaOH HCN and NaOH HCl and NaCN HCl and NaOH I thought it was the middle three

    asked by Rebekah on April 10, 2011
  80. algebra

    Andrew factored the expression 28x©ø-6x©÷-10x as 2x(14x©ø-3x©÷-5x) . But when Melissa applied the distributive law and multiplied out 2x(14x©ø-3x©÷-5x), she got 28x©ù-6x©ø-10x©÷; thus, Andrew¡¯s solution does not appear to check. Why is

    asked by cal on June 12, 2011
  81. Physics

    In the figure, a thin uniform rod of mass m = 3.05 kg and length L = 1.11 m rotates freely about a horizontal axis A that is perpendicular to the rod and passes through a point at a distance d = 0.201 m from the end of the rod. The kinetic energy of the

    asked by Bruce on July 25, 2015
  82. CHEMISTRY

    45) George is making spaghetti for dinner. He places 4.01 kg of water in a pan and brings it to a boil. Before adding the pasta, he adds 58 g of table salt to the water and again brings it to a boil. The temperature of the salty, boiling water is _ _ _ _

    asked by hjw on September 26, 2010
  83. calculus

    Integrate x/(x^2 + 4) dx via trig substitution and by u=x^2+4 substitution. Show that results are equal. Via trig substitution of x=2 *tan t, I get: 1/2 * tan^-1 (x/2) + c Via u = (x^2 + 4) substitution, I get: 1/2 * ln |x^2 + 4| + c How are these equal?

    asked by mathstudent on December 31, 2007
  84. Math

    A homeowner has a 1 foot by 8 foot carpet and a 10 foot by 10 foot carpet. Show how he can cut the 10 foot by 10 foot carpet into two pieces so that he can carpet a 9 foot by 12 foot room.

    asked by Junny on November 28, 2016
  85. math

    Simplify the following expressions a) cos(180° + x) + cos(180° - x) b) cos(126°)cos(36°) + sin(126°)sin(36°) can you please show me how to do this

    asked by sammy on August 30, 2017
  86. math

    Simon and Jimmy had 167 stamps altogether. Simon gave 4/7 of his stamps to Trina, and Jimmy gave 37 stamps to Trina. Simon and Jimmy had the same number of stamps left. How many stamps did Jimmy have in the beginning? I need you to show me how you did it

    asked by Anonymous on July 17, 2015
  87. College Physics

    a 1200kg car coasts from rest down a driveway that is inclined 20degrees. to the horizontal and is 15m long. how fast is the car going at the end of the delivery if.... (a) friction is negligible (book answer is 10m/s) (b) a friction force of 3000n opposes

    asked by eddy on February 23, 2010
  88. Physics

    A circular disk of mass 0.4 kg and radius 36 cm, initially not rotating, slips down a thin spindle onto a turntable (disk) of mass 1.7 kg and the same radius, rotating freely at 3.4 a) Find the new angular velocity of the combination; b) The change in the

    asked by Ana on December 7, 2016
  89. english

    The passage: Suppose the state is considering a proposal to raise the legal driving age from 16 to 18. The following letter addresses this proposal. Dear Editor, I understand that the state wants to raise the driving age to 18. That change would be a great

    asked by Bas on January 24, 2018
  90. English

    The passage: Suppose the state is considering a proposal to raise the legal driving age from 16 to 18. The following letter addresses this proposal. Dear Editor, I understand that the state wants to raise the driving age to 18. That change would be a great

    asked by PleaseHelpMe777 on January 31, 2017
  91. physics

    A uniform metal rod of mass 100 kg and L (2.5m) is suspended from the side of the building. On the far end of a mass of 100 kg is hung by a rope, (distance L from a building). The rod is connected to the building on the left end by a pivot, (and a force F

    asked by Luke on November 25, 2010
  92. psychology 101

    Jennifer is a 29-year-old administrative assistant married to Antonio, an Italian engineer, whom Jennifer met four years earlier while on a business trip for her marketing company. The couple now lives in Nebraska, where Antonio works for the county's

    asked by mathew on July 12, 2008
  93. Biology

    17. Functions of the nucleus include a. directing the function of the cell b. the partial assembly of ribosomes c. storing most of the hereditary information of the cell d. all of the above D? 18. Internal membrances play important roles in protien

    asked by mysterychicken on January 22, 2010
  94. Biology

    17. Functions of the nucleus include a. directing the function of the cell b. the partial assembly of ribosomes c. storing most of the hereditary information of the cell d. all of the above D? 18. Internal membrances play important roles in protien

    asked by mysterychicken on January 21, 2010
  95. Biology

    17. Functions of the nucleus include a. directing the function of the cell b. the partial assembly of ribosomes c. storing most of the hereditary information of the cell d. all of the above D? 18. Internal membrances play important roles in protien

    asked by mysterychicken on January 21, 2010
  96. English

    An essay on the following question: How is Macbeth affected when he learns of his wife's death? Consider: -The Action of Act 5-Macbeth is standing almost alone, most of his warriors have fled, and he questions what it was all for. -The Characters of

    asked by Nabiha on March 7, 2009
  97. Discrete Math

    7.A group has 9 women and 7 men. d. Suppose 2 members of the group refuse to work together. How many subgroups of 5 can be chosen 8. In how many ways can 16 people be seated: a. In a row, if 4 of the 16 do not want to sit next to one another b. In a row,

    asked by Justin on November 4, 2010
  98. Physics

    Mars' moon Phobos has a mass of 1.07x1016 kg and a mean radius of 11.1 km. Let's say our rocket blasts off from the surface of Phobos when Phobos is 9500 km from the surface of Mars. Does the rocket have to work harder to escape from the gravitational pull

    asked by Raj on October 21, 2007
  99. Calculus/Physics

    A spring has a natural length of 10in. An 800lb force stretches the spring to 14in. A. Find the force constant B. How much work is done in stretching the spring from 10 to 12 inches? C. How far beyond its natural length will a 1600lb force stretch the

    asked by Tim on May 2, 2014
  100. Discrete Math

    7.A group has 9 women and 7 men. d. Suppose 2 members of the group refuse to work together. How many subgroups of 5 can be chosen 8. In how many ways can 16 people be seated: a. In a row, if 4 of the 16 do not want to sit next to one another b. In a row,

    asked by Justin on November 4, 2010

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