# Questions Asked onAugust 25, 2009

1. ## language arts

I have to use FRETISH in a sentence as a noun and then as a verb. ive looked everywhere for its definition. What does FRETISH mean?

2. ## Physics

There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I have

3. ## Physics

There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I got

4. ## Organic Chemistry

Explain whether or not each of the following pairs of solvents might be useful as a solvent pair for recrystallization. (a) ethanol-methanol (b) hexane-cyclohexane (c) acetone-ethanol (d) water-ethanol (e) water-cyclohexane

5. ## Macroeconomics

Why is the tax multiplier smaller than the government spending multiplier?

6. ## calculus

compute the average velocity of a stone over time intervals 1, 1.01 1, 1.001 1, 1.0001 and .99,1 .999,1 .9999,1. use this to estimate instantaneous velocity at t=1 All i can figure out the formula should be s(t1)-s(t0) over t1-t0 how does that give you a

7. ## GEOMETRY

what figures would you use to satisfy each combination of congruences listed? (For figures that correspond under translation congruent,rotation congruent or reflection congruent). How would I even begin????

8. ## Need Help!! Algebra

I am having trouble in this class and need help with this question.. What similarities and differences do you see between functions and linear equations studied Are all linear equations functions? Is there an instance in which a linear equation is not a

9. ## Geography

Can someone please help me with these questions? 7. Similar climates, vegetations, or landforms can be used to divide the earth into ________ a. political regions b. formal regions c. functional regions d. census regions I'm stuck on this one 10. The

10. ## Physics

I have a question 26. A box weighing 85 N rests on a table. A rope tied to the box runs vertically upward over a pully and a weight is hung form the other end. Detrmine the force that the table exerts on the box if the weight hanging on the other side of

11. ## physical science explorations

A player uses a hockey stick to increase the speed of a 0.200 kg hockey puck by 6 m/s in 2 seconds. how 1. much did the hockey puck accelerat? 2. how much force was exerted on the puck? 3. how much force did the puck exert on the hockey stick?

12. ## English

1. My math exam is tomorrow. 2. Tomorrow is my math exam. 3. Tomorrow I have a math exam. 4. I take a math exam tomorrow. (Are all the same and grammatical?) 5. What did you do over the summer vacation? 6. What did you do during the summer vacation? 7.

thirty six buses would be needed to carry the passengers and crew off three 747 jumbo gets. heres the question: how many buses fo one jet two jets. and how many jets for 180 buses and 252 buses and how many jets would be needed to carry the passengers on

the two violinists played a duet. is the subject , two violinists ; is the predicate , played ?

15. ## Physics

A person walks 25.0 degrees north of east for 3.10 km. How far would another person walk due north and due east to arrive at the same location? I don't understand how I could calculate the needed distance accuratly. I used 3.1*sin(25) + 3.1*cos(25). But I

16. ## math

What fraction of the data 14 8 13 20 15 17 1 12 18 10 is greater then 13.5 please make a box and whisker plot

17. ## psy230

Explain the concepts of personal constucts. what is a personal constuct? how are personal constucts related to social perspectives? what is the relationship between personal constucts and behavior?

18. ## 9th Algebra

Im in 9th grade algebra. and we are learning adding and subtracting real numbers. im stumped on a couple of problems. I get confused when i see the absolute value lines. Does that change the munber? Do i just go on with the problem as if they werent there?

19. ## math

Tommy was weaving different-sized squares of yarn for a class quilt. He had a skein of yarn that was 5 2/3 yards long.He made two squares using 2 3/8 feet,

20. ## calculus

factor the polynomials 3n(squared)+8n=4 8x(to the third) - 6x(squared) - 27x - 54

21. ## physical science explorations

A player uses a hockey stick to increase the speed of a 0.200 kg hockey puck by 6 m/s in 2 seconds. how 1. much did the hockey puck accelerat? 2. how much force was exerted on the puck?

22. ## Chem

When salt is spread on a snow-covered road at -2C, the snow melts. Though when the same amount of salt is spread on the snow covered road at -30C, nothing happens. Explain? Is this diue to beinf ionic, and nonvolatile vapor and volatile vapor pressure?

23. ## mathematical economics

suppose a monopolist produces and sells a product ona 2 diferent markets. demand function on the two markets are repectively i=market 1 / ii=market 2 Pi= 200-2Qi Pii=180-4Qii cost function is C=20(Qi+Qii) A) what Quantities and price that maximize the

24. ## math

i've got a question i need help on i've got to use braces, an ellipis, and digits to illustrate the set of negative odd numbers whats that suppose to mean

5x+6/10+=4x-8/6

26. ## Calculus

limit as x approaches infinity. (sin2x)/(x) answer is 0. show me how please. thanks in advance =)

27. ## Chem

If you had a 5.55 M solution of NaCL that has a density of 1.025g/ml at 20C, what would the concentration be of the solution in molarity.I got .541 m am I right or my calculation totally off?

28. ## physics

How do i put them all in sig fig form??? What is the volume in cubic cm of a sphere with radius 2 cm? is it = 33.51032163829112 What is the area in m2 of a triangle with base 2.8 m and height of 10.4 m? is it = 14.56 A sphere has a volume of 106 cm3. What

29. ## physical science explorations

find the net force produced by a 40 newton force and a 50 Newton force in each of the following cases 1. both forces ast in the same direction. 2. both forces act in opposite directions.

30. ## CP Geometry

Hi. I know there must be a formula for this question, but I just can't figure it out. Q.) Imagine a large multiple choice sheet printed with response spaces like the sample below. Now how many unique responses can be encoded? Explain your reasoning!

31. ## English

1. What score did you get? I got 22. 2. What is your score? It is 22. 3. How much score did you get? I got 22. 4. How many scores did you get? I got 22. (Are all grammatical and the same?) 5. Add up all the scores, and then you can get the total score.

32. ## statistics

In determining monthly seasonal indexes for gas consumption, the sum of the 12 means for gas consumption as a percentage of the moving average is 1150. To get the seasonal indexes, each of the 12 monthly means is to be multiplied by?

Ethical choices: Your office in Turkey desperately needs the supplies that have been sitting in Turkish customs for a month. Should you bribe a customs official to speed up delivery? Explain your decision.

34. ## Intro to Psychiology 1

One advantage of using tests in research, rather than laboratory oberservation, is the usefulness of: A) The presence of the researchers, which increases the reliability of the results B) Describing behavior, rather than explaining it C) Tests in

35. ## Intro to Psychiology 1

Basic arithmetic is not an easy task for Jeanne. In fact, she has to work hard at understanding mathematical concepts. She finds it hard to believe that basic math skills are: A) Present in all species B) A natural inclination, because they relate to

36. ## Geometry

So are these the correct ordered pairs to the problems. Our teacher told us to find ordered pairs. 1. TX=2x+1,XW=x+7;TW 2. WX=x+5,TW=4x+5:TX 1. (1,8) 2. (3,17)

37. ## math [geometry honors]

i really need help solving these problems since the teacher just told us to complete them without explaining anything: #13. george, jhon, thomas, james, ____, ____ #14. martha, abigail, martha, dolley, ____, ____ #15. george, thomas, abe,

Need expamples of Elements, Mixture or compounds

39. ## Math

how do you know when you have found all the multiplication combinations for a cetain number?

40. ## Science

What is the explanation of how things work 100% of the time?

41. ## physical science

a red light source and a green light source shine on a white screen. what color will the screen be?

42. ## physical science explorations

Distinguish among a scientific fact,a hypothesis, a law, and a theory

43. ## physical science explorations

A player uses a hockey stick to increase the speed of a 0.200 kg hockey puck by 6 m/s in 2 seconds. how much did the hockey puck accelerat?

44. ## physical science explorations

A car of mass 900 kg moves at 10 m/s. What is the braking force required to stop the car in a time of 5 seconds?

0=x^2 + sinx

46. ## math

6x^6 + 30x^5 + 36x^4 =0

48. ## his

How did Chief Justice John Marshall establish Judicial Review and use it to insure the Supreme Court's role as the viable third branch (along with the Executive and Legislative) in our checks and balances system? On this question be sure to concentrate on

49. ## statistics

Is true that Much of the emphasis in TQM is an understanding and reducing variation within the process through which the product is produced, and samples of output are used in reaching inferences about the stability of the process?

Samples of 12-volt batteries are taken at 30-minute intervals during a production run. Each sample consists of three batteries, and a technician records how long each battery will produce 400 amperes during a standard test. Given the following data, also

51. ## Intro to Psychiology 1

It is the proper role of a psychological research scientist to: A) Question data B) make safe predictions C) Keep research methods accessible only to those involved in the research D) Avoid making predictions. I know it's not (B) and i don't think it's (D)

52. ## Intro to Psychiology 1

To gain acceptance, a hypothesis must be: A) Suggested by a credible authority. B) Kept secret until the research is complete C) Imaginative and appealing D) backed by empirical evidence. I think its (D) but someone else said they believe it's (A).

53. ## math

My granddaughter asked me this question "Why can't graph lines go straight up and down" I don't have a clue how to answer her.

54. ## Calculus

How would I calculate the definite integral of e^(-k/2*x^2) dx over the interval of (0,+∞) I know the answer is sqrt(pi/(2k)), but how would I get that?

55. ## grammar

is the predicate of this sentance grew? Trade flourished and cities grew rapidley?

56. ## physical science explorations

Two tuning forks are struck at the some time. One tuning fork has a requency of 20 Hz while the second tuning fork has a frequency of 226 Hz. How many beats will result?

57. ## his

Which amendment after the Bill of Rights (Amendments 11-27) do you consider to be the most significant and why (be thorough)? I need suggestions because I do not know which one i should pick. I say amendment 15 but I do not know why..help

what is the study of interactions of biological, cultural, geographical and historical aspects of humankind?

59. ## calculus

how do you solve the integral of 1/[(square root of x)(lnx)] from 2 to infinity? i did the p- integral theorem with 1/square root of x and got it to be a divergent integral. however i was told this was the wrong way and that i should do it by integration

short I: tie die drive size decide divide picnic thick fifty visit civil long I: mine smile prize arrived blind wild child library Am I right. Thank you

61. ## Algebra

How do I do this problem? (x^2 + x -1)(2x^2 - x + 2) The answer is 2x^4 + x^3 - x^2 + 3x - 2 I just don't know how to get to it.

62. ## history

How did the international role of Europe change from the Post-Classical Period to the Early Modern Period?

63. ## algebra

Evaluate the expression for the given value of the variable.. 0.3xwhen x=2.5

64. ## science

I grew in a cave, but im not alive. I began as water and minerals, but now i am solid. I grow upwards, but i never see the sky. What am i?

65. ## math

x^3 + 5=πx^2 + x Solve for x

66. ## literary

How do poets utilize devices and conventions to develope themes in their poetry? Support your answer with examples from the assigned reading

67. ## Communication Studies

What terms can be used to describe someone's chief strenghs as a learner?

Jared wants to save \$100 to buy a tennis racket. He saces \$8 each week, and his mother gives him a extra \$0.25 for each dollar he saves. Determine the number of week it will take Jared to save \$100. I am pretty sure the answer is 12 weeks and he would have

69. ## Geography

Need help with these 2- 15. The six climate regions into which geographers have divided the earth are defined mainly by a. latitude and elevation b. temperature and precipitation c. atmospheric pressure d. location and landforms I'm not sure but I think it

70. ## Intro to Psychiology 1

Within each gene, elements of DNA are arranged in a particular order, forming a code that influences the synthesis of particular proteins. This code affects every aspect of the body, from its structure to the chemicals that keep it running. The above

71. ## biology

describe a biological system

72. ## grammar

what is the predicate in the sentance. Most people of today are Canadian-born?

73. ## math

Why do graphs show "other"?

name the seven continents of the world.

can someone tell me how I can figure out what is a long i & short i, & how I can tell the diference? thank you

76. ## Macroeconomics

Why is the real investment multiplier smaller for local communities then for the nation?

77. ## social syudied

How did Ben Franklin get to the Convention and why?

78. ## GEOMETRY

About how many rectangles will fit about a point when tessellating the plane?

79. ## math

figuring multipication with gallons and quarts?

80. ## Science

What is a standard for comparison, a sample you are not experimenting on?

81. ## science

how do you figure mass, volume & density using D=m/v v=m/d mass =dxv m

82. ## Chem

Wwhich compound does not dissociate? a. Table sugar

83. ## Chem

Which compound does not dissociate a. table sugar b. NaCl C. MgCl2 D. CaCl2 I say b becasue it dissociates 90%, right?

84. ## social studies

why were european nation competing for land

85. ## cjs/200

Describe how criminal responsibility can be limited. „h Identify one justification and excuse defense. „h Explain why they are used. o

86. ## accounting

How is the cash flow statement used by the investors?

87. ## INB 205

describe the driving business forces in both the foreign and domestic enviornment. In what ways do they operate differently? why? provide an example

88. ## statistics

A multiple regression model has the form: As x2 increases by 1 unit, holding constant x1, then the value of ywill increase by: ŷ=5.25 +2.5x©û+4x ©ü?

89. ## Humanities

What are some of the ways in which modern culture is "fatalistic" (in the ancient Greek sense of the word?

90. ## AED 200

What are the fundamental differences between Western philosophies and Native North American ways of knowing? How does each culture generally view the world and education? How can you incorporate seemingly different ways of knowing into your curriculum?

91. ## literature

Can someone explain to me what the second paragraph in the Declaration of Independence means? I have to discuss how America today meets the promise of the opening of the second paragraph in the Declaration and how it does not. Thank you.

92. ## Pre Calc

Determine whether the relation is a function. [(-4,6),(-1,3),(3,3),(8,-9)]

93. ## GEOMETRY

What characteristics help you determine whether a polyhedron is regular or irregular? I've put Irregular polyhedrons in my search engine and didn't come up with much. can someone help me?

94. ## statistics

It is false that of Much of the emphasis in TQM is an understanding and reducing variation within the process through which the product is produced, and samples of output are used in reaching inferences about the stability of the process.

95. ## writing

what are some good topic sentences?

96. ## Research Writing

Identify the different types of statistics, graphs, and illustrations that are appropriate for your topic. My topic is Gun Control.

97. ## psy230

Explain how having a negative self-schema affects oneâ€™s social interactions. How does social intelligence affect oneâ€™s responses in any given situation? How might a personâ€™s self-guides impact his or her perspective on the world?

Is Turkey considered an Arab country?

99. ## Geometry help

It basically the same problems from yesterday your supposed to make an ordered pair but I'm not sure how to do it. Directions: For each situation find the value of x and the measure of the indicated segment. 1. TX=2x+1,XW=x+7;TW

100. ## Geometry Help

Here's another problem with the same directions as the one posted below. WX=x+5,TW=4x+5;TX