# Questions Asked onAugust 21, 2010

1. ## General Physics

During heavy rain, a section of a mountainside measuring 2.5 km horizontally, 0.80 km up along the slope, and 2.0m deep slips into a valley in a mud slide. Assume that the mud ends up uniformly distributed over a surface area of the valley measuring 0.40km

Heino Inc. hired you as a consultant to help them estimate their cost of capital. You have been provided with the following data: rRF = 5.0%; MRP = 5.0%; and b = 1.1. Based on the CAPM approach, what is the cost of equity from retained earnings?

3. ## Physics 221

Hydraulic engineers in the United States often use, as a unit of volume of water, the acre-foot, defined as the volume of water that will cover 1 acre of land to depth of 1 ft.(feet) A severe thunderstorm dumped 2.0in. (inches) of rain in 30 minutes on a

4. ## Physics 1112 Electric charge

As shown in the figure, a square has sides of 8.0 cm with a charge of +6.0 µC at one corner (a) and with charges of -2.0 µC at the remaining three corners (b, c, and d). The figure is just a square with no measurements. Corner a being the top left

5. ## jewelry markings

I have a ring that appears to be gold plate over silver with the markings COP copyright 89 5. Can you tell me what this means ?

6. ## Math

find the slope and y intercept y = - 6/7x - 4/3

7. ## statistics

Use the list of random numbers given below to simulate the outcomes of tossing a quarter 11 times. Assume that the quarter is balanced (i.e., fair) and an even digit is assigned to the outcome heads (H) and an odd digit to the outcome tails (T). 9 1 9 7 2

Delegation is the assignment of new or additional responsibilities to a subordinate. When done correctly, the individuals involved know exactly what they are to do, and the chances for success are maximized. Refer to the unit readings in the textbook

Assume that you are a consultant to Morton Inc., and you have been provided with the following data: D1 = \$1.00; P0 = \$25.00; and g = 6% (constant). What is the cost of equity from retained earnings based on the DCF approach?

10. ## english

IF THE WORD IS GGORL WASLHINGTON,AND WHENEVER CONSONANTS H,N,G,APPEAR TOGETHER CHANGE THERE ORDER SO THAT THE FIRST CONSONANT BECOMES THE LAST, ONE IN THE MIDDLE BECOMES THE FIRST AND THE LAST THE MIDDLE.

11. ## CHEMISTRY

1.Chemistry Question: A 0.1 M solution of acetic acid is titrated with 0.05M solution of NaOH. What is the pH when 60% of the acid has been neutralized? The equilibrium constant (Ka) for acetic acid is 1.8x10^-5 2. Chemistry question: On average, how far

12. ## biology

I need a general principle found to be consistent through the following systems so I can describe the beneficil aspect of it for each system: muscles, the circulatory system, the respiratory system, the kidneys, and digestion. I find something and then

13. ## Science

If I have radiolabeled Carbon and I put it in Carbon Dioxide in a greenhouse, where will the carbon go? Where will it end up?

Give an example of when you made an important decision related to school, work, or a business transaction. What elements of critical thinking did you use? How might you improve your decision-making strategies in the future?

15. ## 340 Special Populations

Which has a greater influence on a person’s health: individual choices and actions (micro perspective) or community policies and resource availability (macro perspective)? Discuss three reasons why you selected one over the other. Your initial post

16. ## science

If I had bacteria that were asexual and bacteria that were sexual in a pond- which would be most likely to survive disease and why?

17. ## Science

An area in your state has been flooded due to heavy rains. How might scientists from the three main branches of science interact in their study of the flood, its effects, and how future flooding might be controlled? Life science, Earth science, and

18. ## algebra

If you write a check without enough money in the bank a certain store will charge you a penalty if the check is returned to them from the bank. The penalty is 15% of the amount of the check plus a \$25 processing fee. Let the "n" amount of the check and the

19. ## ALGEBRA

Landscape Design Landscape designers often use coordinate geometry and algebra as they help their clients. In many regions, landscape design is a growing field. With the increasing popularity of do-it-yourself television shows, many homeowners are becoming

21. ## PHYSICAL SCIENCE

A 30 KG GIRL AND A 25 KG BOY FACE EACH OTHER ON FRICTION-FREE ROLLER BLADES. THE GIRL PUSHES THE BOY, WHO MOVES AWAY AT A SPEED OF 1.0 M/S. THE GIRLS SPEED IS?

22. ## math

If BC=2, AB=2 and B'C'=4 then compute A'B' the picture is a box starting lower left, the letters go A',B',C',P' clockwise. Then there are lines that go down to form a tip. In the middle going down those lines its just A,B,C,P. Then where it meets at the

23. ## math

If you want to construct a Star-shaped Polygon with 6 points with point angles of 30degrees, what should be the dent angle?

24. ## math

if you want a dent angle of 90degrees how much should be the point angle?

25. ## math

if BC = 2AB, then compute B'C'/A'B'

26. ## math

If the area of the parallelogram ABCD is 4 square feet and OP"=5OP, what is the area of the parallelogram A"B"C"D"?

27. ## science

If a blue eyed mother, bb, and a blue-eyed father, bb, had children, what percentage of their offspring would have brown eyes?

28. ## science

If a disease is X linked, how it is possible that a father with the disease would not pass it down to his children?

29. ## science

If I have a bug that is eating only light roses, what eventually will happen to the roses?

A company’s perpetual preferred stock currently trades at \$80 per share and pays a \$6.00 annual dividend per share. If the company were to sell a new preferred issue, it would incur a flotation cost of 4%. What would the cost of that capital be?

31. ## Chemistry

What is the freezing point of a solution made by dissolving 450 g of ethylene glycol (C2H6O2) in 550 g of water? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

select one online source that would be suitable to use as reference for a research paper, a source that you would consider reliable and accurate. What is a good research topic within the business field?

33. ## math

Find the equation of the tangent line to the curve y=6tanx at the point (pi/4,6). The equation of this tangent line can be written in the form y=mx+b where m is: and where b is:

34. ## geography

what are network regions (please go into detail)

35. ## english

i need a "baptism" scene in literature and how the character was changed after. thank you so much

36. ## Chemistry

What concentration of aqueous CaCl2 solution freezes at -10.2ºC? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m. A. 5.48 m B. 11.0 m C. 1.83 m D. 6.12 m E. 2.74 m

37. ## mat 115 week 8

Please help me with this math problem. I don't know if I am doing this correctly. -21 - (-9) __________ -21 - (-21) Am I correct in answering this problem correctly? -12 ____ = -12 0 If not can you help me with the right answer? Thanks kindly

38. ## english

Write your own journal entry from the perspective of a member of Bradford's colony. What do you think of these unruly pirates? What shocks you the most about these surly characters? How do the manners of the pirates differ from yours? Visit the Calvinism

A rocket, initially at rest on the ground, accelerates straight upward with a constant acceleration of 29.4 . The rocket accelerates for a period of 10.0 before exhausting its fuel. The rocket continues its ascent until its motion is halted by gravity. The

40. ## archeology

I have a number of questions.Please answer as many as possible according to your expertise. 1.I have seen for sale fossils of ginger and garlic in an antiquity shop.They look like ginger/garlic but is rock hard. The price is about \$8 each,which seems to be

41. ## physics

A body is thrown vertically upward from the top of the cliff 50m high. Has the body reaches the ground in 10. What is the initial velocity of body?

42. ## Math

What are the intercepts of F(x)=x^3-2x-6 and how do you find the answer? HELP!

43. ## physics

A body is thrown vertically upward from the top of the cliff 50m high. Has the body reaches the ground in 10. What is the initial velocity of body?

44. ## history

. Compare and contrast the British and the American conduct of the war. How did each side propose to “win,” how realistic was its assessment of the situation, and how did this prewar assessment influence the ultimate outcome of the war?

45. ## math

what is the role of derrivatives in the subjects other than mathematics.

46. ## Chemistry

What is the freezing point of an aqueous 2.65 m calcium chloride (CaCl2) solution? The freezing point of pure water is 0.0ºC and Kf of pure water is -1.86ºC/m.

47. ## MTH 157

I need help on these two questions. 1. Describe what happens to the three points of concurrency that determine the Euller lines when the triangle is (a) isosceles, (b) equilateral 2. Which of the following triples of numbers can be the sides of a right

48. ## Statistics

63.4 65.0 64.4 63.3 54.8 64.5 60.8 49.1 51.0 Assume that these observations are an SRS from the late Cretaceous atmosphere. What is the mean percent of nitrogen in ancient air with a 90% confidence level? Hint: uses one-sample t confidence

49. ## math help!

how do you simplify (8-(sqrt-36)) / 4 and express it in a+bi format? thanks

50. ## Science

How does a cell gets its nutrients?

51. ## U.S. history - 2000s

For elementary or middle school students around the United States, do they learn about the events of 9/11 in the later grades?

52. ## biology

discuss the similarities and differences between respiration, defecation and the formation of urine with regard to waste disposal. I can only come up with one in each category!

53. ## English - Book Choice

Can anyone suggest names of books which include friendship between two women, or a book written by an American African.

54. ## English - Thesis Statement on Life of Pi

a) how is life of pi a story within a story within story? ( i know the first part a story within a story, but the other within the story, i am confused) b) i am going to write an essay about story telling on Life of Pi by Yann Martel and so far have ideas

Telephone calls travel through optical fibers at the speed of light, which is 186,000 miles per second. A millisecond is 0.001 of a second. How far can your voice travel over an optical line in 1 millisecond?

56. ## refraction and snells law

problem;what a fused quartz n=146 make angle 45 degree with normal line enter unknown material ligth ray refracted make a angle of 22 degree find index of unknown material. write a equation for problem ,using snells law and information given in the problem

57. ## Econ

Why do revolutions only took place in the Third World and not First world countries?

58. ## MATH

Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 40 miles per hour and train B is traveling at 60 miles per hour. Train A passes a station at 8:20pm. If train B passes at the same station at 8:35 p.m at what

59. ## Physics - rojectile Motion (check pls)

Imagine that you are solving a problem in projectile motion in which you are asked to find the time at which a projectile reaches a certain vertical position. when you solve the problem you find out two different positive values for time that both satisfy

60. ## Environmental health

Is it true or false that risk to a population group is generally expressed as the likelihood of an event happening?

61. ## MATH

1. Let triangle ABC be a triangle such that angle ACB is 135 degrees. Prove that AB^2 = AC^2 + BC^2 - (Root 2) x AC x BC 2. Simplify: 2/1! - 3/2! + 4/3! - 5/4! + ..... + 2010/2009! - 2011/2010! Where k! is the multiplication of all numbers up to k (e.g. 5!

62. ## phycis

Can we replenish the fossil fuels?

63. ## simple math

if i simplify 8x^(1/3) the answer will be 2x ,correct?

64. ## Algebra

I have some understanding of this but not quite sure how to do the problem. Direction & problem below. Direction: Tell whether whole numbers, integers, or rational numbers are the most reasonable to describe each. Explain your answer. Problem: body

65. ## Chemistry/Math

If a doctor tells you to drink 1 liter of water per day, answer the following questions(assuming the density of water to be 1g/mL): 1. The number of grams of water per day? 2.The number of molecules of oxygen per day? 3. The number of atoms of oxygen per

66. ## alge

What square root property is essential to solve any radical equation involving radicals?

67. ## Physics - Range of projectile motion

What properties of projectile motion must you apply when deriving an equation for the range of a projectile? (is it the trignometric identity??)

68. ## honors english

when muff potter is falsely accused of murder ,tom sawyer and huckleberry finn consider telling what really happened. what dissuades them?

69. ## Physics - maximum height of the projectile motion

Suppose you knew the maximum height reached by a proejctile. Could you find its launch angle from this information alone? If not, what additional information would be required? (No it is not enough, the initial velocity? i also think yes because the

70. ## physics

A speeding car is pulling away from a police car. The police car is moving at 30 m/s. The radar gun in the police car emits an electromagnetic wave with a frequency of 20.0 x 10^9 Hz. The wave reflects from the speeding car and returns to the police car

71. ## Physics - Uniform circular motion

What type of acceleration is associated with uniform circular motion?

72. ## Econ

what are some of the main reasons there were Marxist revolutions in the past?

73. ## Math

if you simplify(8x)^(-1/3) it is 1/2x right? also how do i solve (3x^(3/4))(16x)^(1/4) ? Thank you!

74. ## Physics - Uniform circular motion

If you were swingin a ball on a string around in a circle in a vertical plane, at what point in the path would the string be the most likelt to break? Explain why In what direction would the ball fly when the string broke?

75. ## Physics - Centrifugal force

A centrifugal force, if it existed, would be directed raidally outward from the centre of the circle during a circular motion. Explain why it feels as though you are being thrown outward when you are riding on an amusment park ride that causes you to spin

76. ## Physics - banked curves

On a highway, why are sharp turns banked more steeply than gentle turns?

77. ## US History

For this quote " We hold these truths to be self-evident: that all men are created equal." 1) When? July 4, 1776 or just 1776 2) In what context was it used? Declaration of Independence 3) Was this quote aimed at King George III OR Britain. 4) What would

78. ## Chemistry

In general, what are the conditions required for Schiff's Base to polymerise?

79. ## Physics - Gravitational force

Find the gravitational force between earth and the sun. I am using the formula Fg = (G*m1*m2)/(r^2) where G = 6.67*10^-11 m1 = 6.0*10^24kg m2 = 2.0*10^30kg r = should i use the sun's radius or the earths (Rearth = 6.38*10^6; Rsun = 6.96*10^8) either way i

80. ## Cultural Diversity

what year did Harriet Tubman help develope the Underground RailRoad?

81. ## Cultural Diversity

What years did Sojourner Truth help free slaves and become visible in the fight against slavery through her speeches and publications?

82. ## Math

Write each equation in standard form. 1.y-3=-2.4(x-5) -The answer I got was 2.4x + y = 15. Could someone please check my answer and tell me how to solve it if it wrong? Thanks

83. ## Geography

I need some information on movement from the five themes of geography. Very detailed information that I can use to write a 350 word paper on it

84. ## medical information management

smolking and drinking would be included in the history

85. ## Math- Completely confused!

Simplify each expression (where possible) and write the answer without using negative or fractional exponents. Assume that X>0. a. 8x^(1/3) b. (-8x)^(1/3) c. (8x)^(-1/3) d. (3x^(3/4))(16x)^(1/4) e. (x^(1/2)) / (x^(5/2) so far my answers are : a.2x b. -2x

86. ## Chemistry

The solute molecules mixed with the solvent molecules in a solution cause the freezing point of a solution to be ______ than it is for an equal volume of pure _________.

87. ## college

suppose you have samples of two metals,A and B. Use the data below to determine which sample occupies the largest volume.. A> mass 25g density 10 g/ml B> mass 65g density 4.0 g/ml

88. ## AP european history

I'm writing a paper comparing and contrasting the government , art, and religion of ancient Greece, Rome, and the Middle ages and I have no idea how to even get started. Please help!

89. ## u.s. history

i need help what the three-fifths compromise