# Questions Asked onAugust 24, 2013

1. ## Geography

Why do geographers study human-environment interaction?

2. ## GEOMETRY (Angles) PLEASE

in triangle ABC, angle b is 5 more than twice angle A and angle C iss 35 less than three times angle A. Find the angles of triangle ABC

3. ## Chemistry :)

How does intermolecular force of attraction is responsible for a change of state?

4. ## Statistics

A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%. 1. The conclusion of the

5. ## science

A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%. 1. The conclusion of the

6. ## science

A statistician analyzing a randomized controlled experiment has tested Null: The treatment does nothing. Alternative: The treatment does something. using a 4% cutoff for P-values. The P-value of the test turns out to be about 1.8%. 1. The conclusion of the

7. ## science

A coin will be tossed 15 times, and I have to decide whether it lands heads with chance 0.6 or 0.3. I’ll test the hypotheses Null: p = 0.6 Alternative: p = 0.3 1. First, I will use a simple decision rule: if fewer than half the tosses are heads, I will

8. ## math

Solve 3^x * 9^2x * 8^x/18^x *27^2x *3^2x

9. ## Physics

Hi Radioactive decay - A radioactive nuclide has a decay constant of - 10^-6 s-1 what is its half life ? I have come up with is IN (2) / 0.000001 s-1 = 693147.18055 which i am having troube working into real figures Can anyone help please .. thanks

10. ## Early childhood

I need to see an written example of a summary report on a child for preschool that covers the seven domain. 1.Personal and social development 2. Language and Literacy 3. Mathematical Thinking. 4. Scientific Thinking. 5. Social Studies. 6. the Arts.

11. ## Maths

Twenty-four ladybirds were sitting at various places around the garden.One sixth of the ladybirds flew away to settle in the garden.Half of the remaining ladybirds sat on a yellow sunflower.Then half of those on the sunflower flew onto a fence post.There

12. ## Maths

Twenty-four ladybirds were sitting at various places around the garden.One sixth of the ladybirds flew away to settle in the garden.Half of the remaining ladybirds sat on a yellow sunflower.Then half of those on the sunflower flew onto a fence post.There

13. ## Maths

Heather loves roses.In her rose garden she has half as many pink roses as red,and four times as many red ones as white.There are 37 roses that are either yellow or white.Twenty are yellow.How many roses are in Heather's garden? Help me out please anyone

14. ## science

Nitrate concentrations exceeding 44.3 mg NO3-/L are a concern in drinking water due to the infant disease, methemoglobinemia. Nitrate concentrations near three rural wells were reported as 0.01 mg NO3- N/L, 1.3 mg NO3- N/L, and 20.0 mg NO3- N/L. Do any of

15. ## science

A reversed osmosis plant desalinates 5×106 L/day of feedwater containing 1,500mg/L of salts, yielding 3 x106 L/day of product water with 75 mg/L of salt. What is reverse osmosis? What is desalination? What would the salt concentration be in the brine?

16. ## science

Wax is coated on the inner wall of a capillary tube and the tube is then dipped water. Then, compared to the unwaxed capillary, the angle of contact theta and the height h Upto which water rises change. These changes are: 1)Theta increases and h also

17. ## math

the arithmetic mean of x,y and z is 6 while that of x,y,z,t,u,v and w is 9. Calculate the erithmetic mean of t, u, v and w

18. ## mathematics

the arithmetic mean of x,y and z is 6 while that of x,y,z,t,u,v and w is w. Calculate the arithmetic mean of t,u,v and w.

19. ## physics

How many coulombs of positive charge are there in 8.70 kg of plutonium, given its atomic mass is 244 and that each plutonium atom has 94 protons?

20. ## Algebra

-1/4-3 simplify as integer or fraction Can someone show me how?

21. ## Genetics

Genes: Brown = B Big eyes = E Small ears = S Frizzy hair = F These 4 phenotypes B, E, S, F are dominant. Recessive alleles = b, e, s, f Assume that all 4 genes are present on the same chromosome and 1) Be/bE and be/be resulted in 400 Be/bE, 300 be/be, 200

22. ## Purchasing a car

Which one of the following sources is most likely to give you objective information about the expected performance of a new car model? A. Newspaper ad B. Dealer's local radio commercial C. Manufacturer's television advertising D. Consumer Reports magazine

23. ## Physics

Two cars lost in a blinding snowstorm are traveling across a large field, each thinking they are on the road, as shown in the figure on the left. They collide. If the distance x is 141 meters and the red car is travelling at 19.5 mph, how fast to the

asked by Mirana Alam
24. ## American Goverment

Philadelphia, Pennsylvania was NOT _____. the location the 1787 Constitutional Convention. the city where the Declaration of Independence was signed the childhood home of Thomas Jefferson and John Adams an important city in colonial America 22. For the

25. ## FRM 130 Retail Math

You are working a floor manager of the hosiery department in Betty's Fashion House. You have purchased items which are invoiced at \$38,000 that carry a freight charge of \$347 and the cost \$150 from a particular vendor to set out on the sales floor. The

asked by Tomika Davis
26. ## American Goverment

Despite their differences, the Founding Fathers all agreed that _____. democracy was the most important political value the Constitution should balance order, liberty, and popular sovereignty freedom must be protected at all costs a monarchy should be

27. ## math

Dents and Dings Auto Body buys paint with a list price of \$29,000. If the supplier extends trade discounts of 30/35/20, what is the trade discount amount?

28. ## SAT Writing

I am rewriting the essay that is regarding to the memory prompt. Essay Life consists of memory and without it, people will have nothing to recall. Everyone at least have to remember something in order to initiate a conversation. Some might tell others

29. ## physics

A car accelerates from 44 m/s to 52 m/s in 3.4 seconds. What distance is covered?

30. ## ap world history

how did coca cola become the worlds most recognized product?

31. ## maths, limits

lim of x to 0 = x^2+1

32. ## Geography

What states might be included in the Sunbelt?

33. ## Geography

Why do geographers study human-environment interaction?

34. ## Algebra 1

Roses-R-Red sells its roses for a fixed down payment of \$20 plus \$0.75 per stem. Flower Power sells its roses for a fixed down payment of \$60 plus \$0.50 per stem. Which company offers the better deal? Which flower distributor would you use? why?

35. ## Social studies

Why did Spain not colonize in some significant areas of north america??

36. ## Algebra

The ages of three brothers are three consecutive even integers. If the sum of the 1st, four times the 2nd, and twice the 3rd is 86, what is the age of the oldest brother?

37. ## Chemistry

0.2 Faradays of electricity were passed through solutions of sulphuric acid. Calculate the volume of hydrogen evolved at s.t.p in sulphuric acid.

38. ## Physics ...

Hi Radioactive decay - A radioactive nuclide has a decay constant of - 10^-6 s-1 what is its half life ? I have come up with is IN (2) / 0.000001 s-1 = 693147.18055 which i am having troube working into real figures Can anyone help please .. thanks

39. ## math

How long (in minutes) will a 400 -mile road trip take at 70 mph? Round your answer to the nearest minute.

40. ## French

Does "je marche" mean "I walk" or "I am walking?"

41. ## home economics

what does the South African government not providing enough welfare or subside to the poor under priviledged

42. ## Math ASAP

Base Area: 23 square inches Height: 11 inches What is the Volume of the hexagonal prism?

43. ## Math

Last year company x produced 96.8% of a certain product. If company y produced the remaining amount of this product what percent did company y produce?

44. ## Math ASAP

Top Area: 13 square inches Total Surface Area: 346 square inches What is the Lateral Surface Area of the 5-sided prism?

45. ## Geography

How might the military use both GEOS and GPS?

46. ## STUDY UNIT MAIN IDEA

THE PHRASE WHAT CALLED THE GREENHOUSE EFFECT PRESENT A/AN

47. ## Physics

In a physics study group, a friend says in a profound tone that light is the only thing we can see. After a few laughs, your friend goes on to say that light is produced by the connection between electricity and magnetism. Is your friend correct? My

48. ## Math ASAP

Top Area: 26 square inches Top Perimeter: 34 inches Height: 11 inches What is the Surface Area of the 12-sided prism?

49. ## Math ASAP

Base Area: 22 square inches Lateral Surface Area: 308 square inches What is the Surface Area of the hexagonal prism?

50. ## Writing

Can you proofread my essay and I also need a good title? Christopher Columbus was a brave, strong, hard-worker who took sea to America in 1470. What is biased? Biased is your opinion or idea on someone. In Christopher Columbus journal excerpt, there were

51. ## AP Calculus

Find an equation of the tangent line to the graph of f at the given point. f(x)=27/(x^2+9) (-3,3/2) I got y=x/2+3, but I don't think its right.. please help!

52. ## ap world history

any good websites for map outlines for the book "history of the world in 6 glasses" by tom standage?

53. ## Geography

Why do geographers study human-environment interaction?

54. ## math

Biologists have noticed that the chirping of crickets of a certain species is related to temperature, and the relationship appears to be very nearly linear. A cricket produces 119 chirps per minute at 67 degrees Fahrenheit and 172 chirps per minute at 88

55. ## Math ASAP

Base Area: 22 square inches Lateral Surface Area: 308 square inches What is the Surface Area of the hexagonal prism?

56. ## Statistics

The next three questions refer to the following situation. Data from previous years reveal that the distribution if first exam scores in an introductory statistics class is approximately normal with a mean of 72 and a standard deviation of 12. 16) Given

57. ## Statistic

In a population of over 15,000 patients, the distribution of systolic blood pressure follows the normal curve. Investigators believe the average systolic blood pressure in the population is 120 mm. The investigators take a simple random sample of 6

58. ## statistics

Use the following scenario to answer the next 5 questions. Millions of Americans are subjected to drug testing in the workplace. The tests are not always reliable. A false positive rate of 5% is considered to be a conservative estimate. Suppose that there

asked by help im lost
59. ## Material Science

A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees

60. ## Algebra 2

A lamppost casts a shadow that is 24 feet long. Tad, who is 6 feet tall, is standing directly next to the lamppost. his shadow is 15 feet long. How tall is the lamppost?

61. ## business math

. What is the net price of each Natureland Garden Center lawn mower?

62. ## Geography

In what direction does the Ganges River flow? I am uncertain of whether the river flows in a south or a southeast direction.

63. ## Complements

I think I have the complements right (see what's in brackets), but I need to say whether they're predicate adjective, predicate nominative, direct or indirect objects. At first this Saturday had been a warm, sunny [day]. However, the sky became [greyer]

64. ## world history

explain the relationship between tea and a) the Industrial Revolution and b) the expansion of the British Empire

65. ## Geography

China is the northern neighbor of which countries?

66. ## world history

How did spirits (rum, brandy) help in the building and shaping of early America (politically and economically)?

67. ## SAT Math

1. If xy>1 and zz II.xyz

68. ## Finance

Mrs. Jones owns 100 shares of stock in Daimler-Benz valued at 16.5 Euros per share. What is the value in \$U.S. of her stock if: 0.90 € = \$1 Value of 100 shares at €16.5 per share 1,650.00 Euros Value of 1,650.00 Euros at 0.90 € = \$1 is \$1,833.33 0.70

69. ## Geography

Which city is closer to the Thar Desert-Lahore, Pakistan or New Delhi, India?

70. ## Algebra

Rays PQ and QR are perpendicular. Point S lies in the interior of angle PQR. If angle PQS= 4+7a and angle SQR=9+4a, fing angle PQS and angle SQR.

asked by Jack Reeg
71. ## Psychology

1.Which of the following is an example of something that remains stable across the lifespan? A. Gender (I chose this) B. Physical size C. Language D. all over above 2. Which of the following is true of the life-span perspective? A. It is primarily

72. ## business math

Classic Furniture purchases dining room sets with an invoice date of September 27, and terms of sale of 3/10, n/60. What is the net date?

73. ## Physics

A monochromatic wavelength 600nm passed through a singlde slit which has a width of 0.8mm. A,calculate the distance between six and nineth bright frings.

74. ## math

line l bisects XY at M and divides XY into two equal parts name a pair of congruent segments

75. ## algebra 2

Teaneck High had an enrollment of 11050 in 1990 and an enrollment of 13390 in year 1998. What is the predicted enrollment of Teaneck High in 2018 if we assume a linear model?

76. ## math

what is the smaller angle between the hour and the minute hand of the clock at 12:20.

asked by sanjay saini
77. ## Material Science

A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees

78. ## Material Science

A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees

79. ## Material Science

A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p = 1000 kg/m cubed, CP =4190 J/ (kg K). Heat transfer is limited by conduction (k=0.06W/m K)) from the outside wall at 30 degrees

80. ## Material Science

Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that

81. ## Material Science

Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that

82. ## Material Science

Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed, Cp= 440 J/(kg K). Passage of electrical current produces thermal energy generation = I triangle V= I squared R (J/sec). Note that

83. ## Geography

Why are so few nations shown on the cartogram?

84. ## physics

A diver of mass m drops from a board 12 m above the water surface. Calculate his speed 6m above the water surface. What is the speed of the diver just he strikes the water?

85. ## Biology

What does the notation 4n = 28 tell you about how many types of chromosomes there are and how many of each type of chromosome are present in a cell? I am a little confused on how this is determined. Would it be 4 sets of chromosomes with 7 of each type of

86. ## physics

A 45.0 g ball of copper has a net charge of 1.5 µC. What fraction of the copper's electrons have been removed? (Each copper atom has 29 protons, and copper has an atomic mass of 63.5.)

87. ## physics

What is the repulsive force between two pith balls that are 12.0 cm apart and have equal charges of -39.0 nC?