# Questions Asked onJune 25, 2012

1. ## U.S. GOVERNMENT

1)The federal government has more expressed powers than implied powers. A) True B) False 2)Two inherent powers of the federal government are to regulate immigration and deport aliens. A) True B) False 3)Implied powers are essentially granted through the

2. ## physics

A 380- piano slides 3.8 down a 22 incline and is kept from accelerating by a man who is pushing back on it parallel to the incline. a.Determine the force exerted by the man. b.Determine the work done by the man on the piano. c.Determine the work done by

What are the advantages and disadvantages of using wet mount preparation instead of stained specimens to observe microorganism?

5. ## PHYSICS

3 FORCES ACT ON MOVING OBJECT.FIRST FORCE HAS MAGNITUDE OF 80.0N AND DIRECTED DUE NORTH.ANOTHER HAS MAGNITUDE 60.0N AND DIRECTED DUE WEST.WHAT IS THE MAGNITUDE AND DIRECTION OF THIRD FORCE,SUCH THAT THE OBJECT MOVE IN CONSTANT VELOCITY?

6. ## algebra2

If the discriminant of a quadratic equation is equal to zero, how many real solutions does the equation have? A. 0 B. 1 C. 2 D. 3 please help!!

7. ## math

a boy is 17 years old and his sister is as twice as old. when the boy is 23 what will be the age of his sister

8. ## Statistics

A study was conducted in order to estimate u, the mean number of weekly hours that U.S. adults use computers at home. Suppose a random sample of 81 U.S. adults give a mean weekly computer usage time of 8.5 hours and that from prior studies , the population

9. ## chemistry

What is the percentage purity of sample if 3.92g of mohr's salt react completely with 50 ml N/10 Kmno4 solution

10. ## Physics

The track near the top of your favorite roller coaster has a circular shape with a diameter of 36 m. When you are at the top, you feel as if you weigh only one-fifth of your weight on the ground. What is the speed of the roller coaster?

11. ## math

Jack and Jill run 10 kilometers. They start at the same point, run 5 kilometers up a hill, and return to the starting point by the same route. Jack has a 10-minute head start and runs at a rate of 15 km/hr uphill and 20 km/hr downhill. Jill runs 16 km/hr

12. ## Six Sigma

Period Cycle Time 1 45 2 33 3 44 4 30 5 51 6 47 7 39 8 34 9 69 10 43 11 29 12 38 13 45 14 49 15 73 16 38 17 50 18 40 19 57 20 36 21 31 22 46 23 40 24 51 25 48 26 37 27 42 28 50 Calculated R-Bar: Upper control limit for the range: Upper control limit for

13. ## Statistics

Test a claim p=0.5 with the significance level of 0.05 and n=49 calculate beta when the true probability porportion is 0.7.

14. ## Physics

Uranus makes one complete orbit of the Sun every 83.8 years. Calculate the radius of the orbit of Uranus. Hint: It is a very good approximation to assume this orbit is circular.

15. ## algebra ll

Solve for f. (f - 12)2 = 25 A. f = 5 or f = −5 B. f = 12 or f = −12 C. f = 17 or f = 7 D. no solution

16. ## Physics

Mars has two moons, Phobos and Deimos. It is known that the larger moon, Phobos, has an orbital radius of 9.4 106 m and a mass of 1.1 1016 kg. Find its orbital period.

17. ## Physics

(a) What is the energy of a pendulum (L = 0.9 m, m = 0.4 kg) oscillating with an amplitude of 4.3 cm? (b) The pendulum's energy loss (due to damping) is replaced in a clock by allowing a 2.3-kg mass to drop 1.0 m in 1 week. What percentage of the

18. ## geometry

conditional statements

19. ## statistics

a the gym i notice women tend to work out together more then men. males together at gym 5 alone 7 women alone 6 together 6 what statistical test should i use what is the Ha and Ho what is the appropriate analysis and should the Ho be rejected

20. ## RES/351

the business research process by describing the business research process from your experience in the workplace or in an article you find through the University Library I don't have anyh experience does any one know of an article I could use?

21. ## psychology 240

Factors that Determine What, When, and How Much We Eat, in the text, does your personal experience support these concepts? Why or why not? Provide examples

22. ## math 091

s+(-s)+1/9(9)

23. ## Physics

The average human has a density of 950 kg/m3 after inhaling and 1018 kg/m3 after exhaling. (a) Without making any swimming movements, what percentage of the human body would be above the surface in the Dead Sea (a lake with a water density of about 1230

24. ## Physics

A ladder of mass 39.4 kg and length 2.88 m is leaning against a wall at an angle θ. The coefficient of static friction between ladder and floor is 0.282; assume that the friction force between ladder and wall is zero. What is the maximum value that θ can

25. ## Physics

If a car accelerates from rest to 15 m/s for a distance of 200 m. What is the magnitude of acceleration?

27. ## chemistry

5.0g of magnesium metal reacted with 1000cm3 of 4.5M of HCl solution to produce hydrogen gas. Calculate the amount of HCl left and the number of hydrogen molecules produced

28. ## chemistry

5.0g of magnesium metal reacted with 1000cm3 of 4.5M of HCl solution to produce hydrogen gas. Calculate the amount of HCl left and the number of hydrogen molecules produced

29. ## Algebra II

If Y varies inversely as X^2, determine what Y would be if X=2 and another point on the equation is (1,8) How would I go about working this problem out?

30. ## dressmaking

IN making a two-piece flared skirt,the amount of flare is limited by the A) length of the skirt B) type of fabric C) size of the figure D) tendency to sag I cant decide between A,C or D because it does mention that if more flare is wanted,allow greater

31. ## algebra2

Which choice could be the equation of a line perpendicular to the line represented by this equation? Which choice could be the equation of a line perpendicular to the line represented by this equation? y = 5x− 2 help please!!

32. ## English

1. Oh, this is him. - Right. 2. Oh, this is he. -Right. (Which one is right or grammatical?)

33. ## History

Following World War II, what factors led to Japan's economic success? A. The adoption of eastern economic philosophy that emphasized supply and demand economy. B. The concentration on the production of high-quality agricultural products C. Efficient,

34. ## economics

Wilpen Company, a price-setting firm, produces nearly 80 percent of all tennis balls purchased in the United States. Wilpen estimates the U.S. demand for its tennis balls by using the following linear specification:

35. ## Social studies

1. How many legs does a grasshopper have? 2. How many legs does a spider have?

36. ## U.S. GOVERNMENT

1)West Virginia has to honor a marriage that was granted in Indiana. A) True B) False 2)The National Government expects the money States receive from grants-in-aid programs to be used for certain items that it approves. A) True B) False 3)The National

37. ## english

we ________ _____________ started our trip earlier in the morning. fill it in with a helping verb

38. ## English

1. Oh, this is him. - Right. 2. Oh, this is he. -Right. (Which one is right or grammatical?) English - Writeacher, Monday, June 25, 2012 at 9:57am #2 is the grammatically correct one. ----------------------------- Thank you. Q1) Can we use "This is him."

39. ## government

What does the term â€œfilibusterâ€ mean, and how is it used by individual Senators and for what purposes? What does â€œclotureâ€ mean, and how is it used by the leadership of the Senate and for what purposes? What is your opinion of these

40. ## biology 2

The digestive, circulatory, respiratory, immune, and excretory systems all work together to maintain homeostasis. Discuss how a minor malfunction in one of these systems could lead to major malfunctions in others. If methods were developed to improve the

41. ## physics

if the reaction time is 10.0s, how far will the car travel before hitting the brakes? Vf = 27.42 m initial speed = 80 km/hr coefficient of friction = 1.00

42. ## geometry

the arc length of AB is 2^pi ft. find the radius of the circle ABC=43 degree. round your answer to the nearest hundredth.

43. ## Foreign languages

Writeacher, could you please check these sentences? Thank you. 1) Who was Henrietta Lacks? In what way did she contribute to the study of cancer? 2) Is it possible to stop the aging process? How did Lord Henry define beauty and old age respectively? 3) Who

44. ## Art

I left out the following questions. Could you please check them? 1)In the English section of your dissertation you focused on Emily Dickinson whose unsatisfied hunger (starvation) seems to be above all an emotional one. 2)How did her own life influence her

45. ## history

9. Elias Howe invented which of the following?

46. ## anth

why is anthropology necessary in a career/life?

47. ## calculus

Okay, so I have this problem... this was the original: (t^2-1?t^2+1)^3 and then I got the derivative which looked like this after I finished all the other steps: 3(t^2-1/t^2+1)^2d(t^2+1)(2t)-(t^2-1)(2t)/ (t^2+1)^2 So now, the answer is 3(t^2-1/t^2+1)^2d

48. ## Physics

A 2 kg mass hangs at rest from a spring that causes a displacement of 25cm. What is the spring constant, k, for this spring?

49. ## Physics

A mass of 60kg is on the edge of a plank. The Plank is 25 m long. There is a wedge 10 m from the 60 kg. Where would you position a 40kg so the plank would not rotate? If you placed the 40 kg at the end, where would you put a 10 kg mass to keep it balanced?

50. ## Finance

YOU DEPOSIT \$5,000 INTO THE FIRST NATIONAL BANK OF FIN 301 AND EARN 2.5% COMPOUNDED CONTINUOUSLY. HOW MUCH WILL YOU HAVE IN 5 YEARS?

51. ## Precalculus

Given sinx= -1/8 and tanx

52. ## Precalculus

If Sin A=3/5 and cos B= -12/13, find the value of sin(A-B) if Angle A is in Quadrant I and angle B is in Quadrant III.

53. ## physics

How high will a 1.95 rock go from the point of release if thrown straight up by someone who does 66.5 of work on it? Neglect air resistance.

Hot Wings, Inc., has an odd dividend policy. The company has just paid a dividend of \$11.25 per share and has announced that it will increase the dividend by \$9.25 per share for each of the next four years, and then never pay another dividend. Required: If

55. ## English

1. I like apples and small. 2. I like apples and smalls. (#1 seems to be wrong. What about #2? Is Sentence two correct?)

56. ## Case Study

Identify and give examples of three techniques you would use to explore Sally's story. Your examples should be worded as if you are actually speaking to the client. What goals would you want to identify for Sally, based on the information available?

57. ## Statistics

How large a sample of U.S. adults is needed in order to estimate U with a 95% confidence interval of length 1.2 hours?

58. ## Kinder math

Cover the teddy bears in the top row with different color teddy bear counters. Color the teddy bears in the bottom row to show the colors.

59. ## government

what is a good example of cloture?

60. ## Math

A student answered the following skill-testing question to try and win a prize: (-4)^3-(-2)^4/2^2+5^2*7^0 The students answer was 5. Did the student win the prize? I couldn’t seem to figure out how to answer this question. I got the answer -13, but my

61. ## Grammar

Instructions: Add commas where needed in the following sentences. Some sentences may not require commas. (Rule 2a) Work: 1. Students parents teachers and visitors attended the school play. -So i put the commas between students and parents, and i put it

62. ## Chemistry

We did a lab to find the atomic mass of Magnesium. We used an eudiometer and HCL and a mg ribbon. Explain in terms of moles, limiting reactants and experimental feasibility, why we use concentrated HCl (12M) instead of 1M or 6M?? Would the calculated

63. ## Physics - Half life

an artifact has a starting mass of C-14 of 200 g and a remaining mass of 0.78125 g. how old if the artifact? [4.58^4 years]

64. ## Bio

I have a 67% in bio and our final exam is worth 30%. how much would I have to get on the exam to pass the course?

65. ## physics

if a neutral shere and a sphere with a charge of 14 C are brought together, then separated, what would be the charge on each sphere

66. ## physics

if a train is travelling with a speed equal to light and a girl is running inside it in the way the train is running.an observer see the girl from outside running.what is the speed of the girl AND WHY??

67. ## Physics

2 queations: 1) a proton enters a magnetic feild at a right angle to the field. an alpja particle enters the same field at the same angle but with twice the speed. once in the magnetic field both particles move in a circular path. the raito of radius of

68. ## algebra

each of numbers below is is a solution of the inequality 2x + 3 > 7 .. except ... 3 6 1 5

69. ## Physics plz help

(a) What is the energy of a pendulum (L = 0.9 m, m = 0.4 kg) oscillating with an amplitude of 4.3 cm? (b) The pendulum's energy loss (due to damping) is replaced in a clock by allowing a 2.3-kg mass to drop 1.0 m in 1 week. What percentage of the

70. ## psychology

Write a paper that describes the character’s personality in terms of the Big Five personality traits.

71. ## Physics - wavelenth of blue light

How do i find the wavenelgth of blue light?

72. ## Maths - Ant Colony

A colony of ants is growing so that the total number of ants present, A, after a number of weeks, t, is shown in the table. t 5 10 15 20 25 30 A 140 200 280 400 570 800 The food supply available is such that it can feed A ants at any given time, t

73. ## World History

I am hoping someone would be able to assist with a multiple question I have. The answer I have is B that Germany disassociated/distanced themselves from it. However, other resources denote Germany did claim/denied that it ever happended. This is very

74. ## English

1. It is green and yellow. 2. It is green but yellow. 3. It is green but not yellow. 4. It is green or yellow. (Which one is not grammatical? Thank you!)

75. ## math

Figures obtained from a city's police department seem to indicate that of all motor vehicles reported as stolen, 61% were stolen by professionals (P), whereas 39% were stolen by amateurs (primarily for joy rides) (A). Of those vehicles stolen by

76. ## math

th whole arc making up the circle measures 360

77. ## ateneo

why do people need to follow rules? Use "looked in a dictionary in a sentence as subject-predicate.

78. ## Physics

The Moon orbits the Earth at a distance of 3.85 x 108 m. Assume that this distance is between the centers of the Earth and the Moon and that the mass of the Earth is 5.98 x 1024 kg. Find the period for the Moon's motion around the Earth. Express the answer

79. ## Physics

The track near the top of your favorite roller coaster has a circular shape with a diameter of 36 m. When you are at the top, you feel as if you weigh only one-fifth of your weight on the ground. What is the speed of the roller coaster?

80. ## algebra 1

Solve this system using elimination. If a single solution exists, write the solution as an ordered pair. Your answer will be an ordered pair, no solution, or infinitely many solutions. 5x=y=15 3x+2y=9

81. ## maths

subtract- a). 5/12 from -7/12 b). -5/12 from 0 c). -5/9 from 7/9

82. ## Physics

Find the gravitational force of the Sun on Jupiter.