1. potential energy

    An ideal spring has a spring constant k = 20.0 N/m. What is the amount of work that must be done to stretch the spring 0.70 m from its relaxed length?

    asked by henry287 on February 27, 2011
  2. physics

    a 50g slug is shot from a rifle at 900m/s a) what is the KE of the slug? b) how much work is done on the slug if it starts from rest?

    asked by joe on March 30, 2015
  3. algebra

    Find the value of y for a given value of x, if x varies directly with x. If y=39 when x=-117 what is y when x=-132 my answer y=k*x 39=k*-117 39/-117=k k=-0.3 y=k*x y=-0.3*-1.32 y=-3.96 can someone please check my work

    asked by Lee on January 4, 2013
  4. science

    a box weighs 200 N. If you push on the box with a force of 15 N and the box does not move, how much work did you do? A) 0 J B) 15 J C) 15 N or D) 3000J

    asked by jill on January 16, 2015
  5. history

    i left my book at school and in study hall i used someone's book and 4gotmy book 4 home work do you think you can help me

    asked by anna on March 25, 2008
  6. phusics

    a 50g bullet is shot from a rifle at 900m/s a) what is the KE of the bullet? b) how much work is done on the bullet if it starts from rest?

    asked by john on March 30, 2015
  7. Business

    Is a key part of a company's designation as a "best company to work for" is an evaluation of the company's organizational culture.

    asked by Anonymous on October 27, 2009
  8. Physics

    Some students want to calculate the work done by friction as an object with unknown mass moves along a straight line on a rough horizontal surface. The students have a force probe, a meterstick, and a stopwatch. Which of the following will allow the

    asked by Anonymous on January 16, 2018
  9. Ecology

    Estimate the fish population of Lake Champlain using the Lincoln-Peterson Method. -Number of fish of 1st capture: 60 -Number of fish of 2nd capture: 65 Marked fish in 2nd capture: 10 -Number of fish of 3rd capture: 65 Marked fish in 3rd capture: 15 -Number

    asked by Anonymous on February 16, 2011
  10. Science

    PLEASE HELP Science Test Friday Study Guide? I have 1 to 22 already but I am stuck now I have to have this completed and correctly for my study guide. I have a C right now I need an A on this test to bring it up to a B or I stay on restriction please help

    asked by Jennifer on October 26, 2010
  11. Science

    PLEASE HELP Science Test Friday Study Guide? I have 1 to 22 already but I am stuck now I have to have this completed and correctly for my study guide. I have a C right now I need an A on this test to bring it up to a B or I stay on restriction please help

    asked by Jennifer on October 26, 2010
  12. Physics

    If the first qubit is in the state 13√|0⟩+2√3√|1⟩ and the second qubit is in the state 2√3√|0⟩+13√|1⟩, what is the state of the composite system?

    asked by unknown on February 16, 2013
  13. Quantum Physics

    If the first qubit is in the state √2/√3√|0>+1/√3|1> and the second qubit is in the state 1/√3|0>+√2/√3|1>, what is the state of the composite system?

    asked by SS01 on August 22, 2013
  14. 8th grade Math

    Penelope created a game using a bag of 26 tiles, each with a different letter of the alphabet written on it. She uses a stopwatch to time how fast she can create one 5-letter word from a set of five randomly selected letters. To play this game Penelope

    asked by Anonymous on February 1, 2011
  15. Chemistry

    The following reaction has ΔG° = -190.60 kJ: H2(g) + Cl2(g) ⇌ 2 HCl (g) All three gases are placed in a sealed vessel. What is the ΔG at -10.5 °C of the system if the pressure of H2 is 3.2 atm, the pressure of Cl2 is 9.7 atm, and the pressure of HCl

    asked by Cole on February 9, 2015
  16. Physics

    How far is the center of mass of the Earth-Moon system from the center of the Earth? The Earth's mass is 5.97e24 Kg, the Moon's mass is 7.4e22 Kg, and the distance between their centers is 3.8e8m.

    asked by Osamudiamen on December 7, 2012
  17. algebra

    Delila has $1200 in a saving account and in a checking account. The ratio of money in saving to money in the checking is 3 to 2. Use a system of equation to find how much money is in each account .

    asked by unknown on April 12, 2012
  18. Physics

    How far is the center of mass of the Earth-Moon system from the center of the Earth? The Earth's mass is 5.97×1024 kg, the Moon's mass is 7.4×1022 kg, and the distance between their centers is 3.8×108 m.

    asked by Jamie on June 4, 2012
  19. Physics

    A force of 5.0 N acts on a 15 kg body initially at rest. Compute the work done by the force in (a) the first,(b) the second, and (c) the third seconds and (d) the instantaneous power due to the force at the end of the third second.

    asked by Hammad on April 4, 2016
  20. physics

    11. You did 150. J of work lifting a 120.-N backpack. a. How high did you lift the backpack? b. How much did the backpack weigh in pounds? (Hint: There are 4.448 N in one pound.)

    asked by lion on February 12, 2012
  21. Gen Chem II

    A gas-forming reaction produces 1.60 m3 of gas against a constant pressure of 127.0 kPa. Calculate the work done by the gas in joules. Please explain. Thanks!

    asked by Colleen on January 20, 2013
  22. math

    The length of a rectangular garden is 4 ft less than 3 times its width. If the perimeter of the garden is 40 ft, find the dimensions of the garden. We will be happy to critique your work. We are not inclined to do it for you.

    asked by veronica on May 7, 2007
  23. character education

    Which of the following is NOT a situation in which it is difficult to feel good about your work? under a supervisor who lets you do whatever you want under a micro-managing supervisor under a supervisor who gives you encouraging and insightful feedback A?

    asked by Bri on November 21, 2017
  24. Books of the Bible

    How can I learn the books of the Old Testement? I need to learn it by tommorrw. Thanks for you help! It is probably too late. Learn them in goups of six: use flashcards. i was just playing. i have 1 week. Please can i have some home work for friday

    asked by Melthea on December 11, 2006
  25. physics

    If You did 150 joules of work lifting a 120 newton backpack.A) How high did you lift the backpack?B)how muck did the backpack weigh in pounds?

    asked by lion on February 12, 2012
  26. Physics

    Calculate the work done by the applied force accelerating a 2 kg object at 3 m/s/s over 4 m if there is a 2.5 frictional force of resistance. I calculated using F=ma=6N; then net force = 6N-2.5N=3.5 N so W=fd=14J. Did I do this correctly? Thanks

    asked by KC on April 6, 2009
  27. maths

    if an object is 1.9 metres wide, how many metres will it look from 34 metres away plewse. thanks. obviously alot smaller bit need the answer or at least the calculation so i can work it out. all help appreciated. sue

    asked by sue on March 30, 2016
  28. Math

    A man started to work in 1985 at an annual salary of \$8{,}000. He received a $600 raise each year. How much was his salary in 2012? Salary:

    asked by Angela on November 29, 2013
  29. algebra

    simplify the following expression fully. I can't get some functions to work. Please read in the parenthesis. These are stacked. 1 + 1 (each 1 is underlined)) a b (a to b is underlined) a _ b (a and b is each underlined) b a (the minus sign is correct)

    asked by Fairy on March 8, 2016
  30. physics

    The grath is a plot of work versus time. The power can determined from a)the xaxis, b)yaxis, c)the slope of curve,d)are under the curve, e)radius of curve

    asked by Anonymous on June 29, 2010
  31. architecture

    What are the major characteristics of Mannerist art and architecture? Select a Mannerist painting, sculpture, and architectural work, and describe the Mannerist features of each.

    asked by Leslie on February 5, 2013
  32. Precalculus

    Complete the following identity secx-1/secx=? I have four multiple choice options and can't seem to work my way to either one. A) secx cscx B)1+cotx C)sinx tanx D)-2tan^2x

    asked by Anne on October 30, 2011
  33. precalculus

    can you check my work? Find a polar equation of an ellipse with its focus at the pole an eccentricity of e=1/4 and directrix at y=4. answer: √(x^2 + y^2) / (y - 4) = 1/4 4√(x^2 + y^2) = y - 4 4r = r sin θ - 4 (sin θ - 4) r = 4 r = 4/(sin θ - 4)

    asked by Anonymous on December 13, 2016
  34. physics

    A parachutist descends vertically a distance of 380 m at a constant speed of 2.9 m/s. The mass of the parachutist is 70 kg. What is the work done on the parachutist by the net force during this descent?

    asked by Jina on November 5, 2014
  35. Language arts, please help!

    A Surprising Point of View: A Television Play in Two Acts Characters: (in order of appearance) 1. JASON: a boy of about 14. He is a student in Ms. Smith’s English class. He regularly misbehaves in order to get attention, and he doesn’t apply himself to

    asked by Chloe on May 3, 2016
  36. Math.... again......!!!!!!...

    A fraction is equivelant to 4/5. The sum of the numerator and the denominator of the fractionis 36. What is the fraction? The fraction is 4x/5x where x is a number. You have that 4x + 5x=36, so solve for x, then you have what 4*x is and 5*x. The answer for

    asked by Nini on November 19, 2006
  37. Algebra Word Problem

    Solve algebraically using one variable: Find three consecutive odd integers such that the product of the first integer and the third integer is equal to nine more than twelve times the middle integer.

    asked by Tony on February 20, 2017
  38. Algebra

    Solve algebraically using one variable: Find three consecutive odd integers such that the product of the first integer and the third integer is equal to nine more than twelve times the middle integer.

    asked by Russell on February 20, 2017
  39. geometry

    In triangle ABC, • AB is x cm long • BC is twice the length of AB • AC is 10 cm longer than AB. The perimeter of the triangle is 42 cm. Write down an equation in x and solve it. Use your answer to find the lengths of the sides of the triangle.

    asked by Anonymous on January 16, 2011
  40. Algebra

    Solve algebraically using one variable: Find three consecutive odd integers such that the product of the first integer and the third integer is equal to nine more than twelve times the middle integer.

    asked by Tony on February 20, 2017
  41. Chemistry

    I am supposed to find the percent abundancies of two isotopes. I am given the masses of both isotopes, along with the atomic mass. (This is a fictional element with only those two isotopes.) I am not given percentages for either isotope... how do I solve

    asked by Liz on September 8, 2008
  42. Algebra

    Solve the following algebraically using one variable: Find three consecutive even integers such that the product of the smallest integer and the middle integer is eight less than eleven times the larger integer.

    asked by Tony on February 14, 2017
  43. Algebra

    Need help setting up equation so I can solve it. Jose has $6.70 in an assortment of coins. If he has 3 more quarters than pennies,11 more dimes than pennies, and 2.5 times as many nickels as pennies, how many of each type of coin does he have?

    asked by Stacy on September 16, 2018
  44. math

    A sqaure and a triangle have equal areas.if a side of the square is 10 inches and the base of the triangle is 10,what is the height of triangle draw a diagram to solve the problem

    asked by kaiya on February 12, 2013
  45. physics

    Please how do i solve this? A body of mass 36kg falls through a viscous liquid which offers a drag of 260N on the body. The upthrust on the body at terminal velocity is?

    asked by jake on January 16, 2015
  46. math

    So I need to solve this differential equation dy/dx = 1/(x+2) so i solved it like this dy = 1/(x+2)dx then i took the integral of both sides y= ⌠1/(x+2)dx ⌡ then performed a u sub u = x+2 du = 1dx y = ⌠du/u ⌡ y = ln abs(u)+c y = ln abs(x+2)+c but

    asked by Jen on November 6, 2013
  47. math 1350

    Find the three digit number that satisfies the following conditions: . Has a factor of 3. . Has a factor of 5. . Has a factor of 7. . All digits are prime. Describe the thinking process you went through to solve this problem.

    asked by Ne Ne on November 21, 2015
  48. Math

    you want to use a square section of your yard for a garden. You have at most 52 feet of fencing to surround the garden. write and solve an inequality to represent the possible lengths of each side of the garden.

    asked by D.C. on March 1, 2016
  49. Algebra

    Tickets for the senior play at the local elementary school cost $3 for children, $5 for students, and $8 for adults. 800 tickets were sold and the total in ticket sales was $4750. The number of adult tickets sold was 50 more than two times the number of

    asked by Cassie on September 16, 2018
  50. Chemistry 22

    1. What is the Kelvin temperature of a system in which 4.50 mol of a gas occupy 0.250 L at 4.15 atm? 2. In the lab, students generated and collected hydrogen gas according to the following equations: Zn + H2SO4---> H2 + ZnSO4 a) How many mL of hydrogen gas

    asked by Ivy on November 29, 2010
  51. physics

    A crank .25m long turns a shaft with a diameter of 3cm around which part of a rope is wound. One end of the rope hangs free and supports a weight of 4200nt. (a) What torque does the weight exert on the shaft? (b) WHat torque must be exerted on the crank to

    asked by bird on January 19, 2011
  52. physics

    Procedure 1: Forming Real Images with a Converging Lens a) Obtain the focal length f of the small converging lens by focusing the image of a distant light bulb on the cardboard screen. Mount the lens and the screen on the meter stick. Position the screen

    asked by titu on April 17, 2015
  53. Physical Science

    You submerge 100 grams of steel in 200 grams of water. If the steel has an initial temperature of 80°C and the water has an initial temperature of 10°C, what is the final temperature of the system? The specific heat capacity of the steel is 0.15

    asked by Connor on October 12, 2012
  54. physics

    a point charge q2 equals negative 2.1 micro C is fixed at the origin of a coordinate system. another point charge q1 equals 4.1 micro C is initially located at point p a distance d1 equals 6.1 centimeters from the origin along the x axis

    asked by john on February 8, 2012
  55. physics

    A woman with mass of 63 kg stands at the rim of a horizontal table having a moment of inertia of 520 kg m2 and a radius of 1.5 m. The turntable is initially at rest and is free to rotate about a frictionless, vertical axis through its center. The woman

    asked by Lexus on February 16, 2015
  56. human body

    a friend has been taking over-the-counter vitamins and minerals because he heard that some of them can boost energy levels and immune system function. he begins experiencing fever, nausea, and recurrent kidney stones. based on these symptoms, what might

    asked by Sha on March 30, 2013
  57. Physics

    A woman with mass of 57 kg stands at the rim of a horizontal table having a moment of inertia of 570 kg m2 and a radius of 1.5 m.The turntable is initially at rest and is free to rotate about a frictionless, vertical axis through its center. The woman then

    asked by Luhan on March 13, 2016
  58. SOC 313

    10. An important consideration of neurological conditions is that: (Points : 1) for many neurological conditions, available treatment is plentiful and directed mainly toward curing the disease. the rate of progression and degree of loss of functional

    asked by Ms P on March 17, 2013
  59. Macroeconomics

    Since all economies are faced with scarcity, how might nations attempt to minimize the human hardship associated with scarcity? By setting up some system that transfers resources from the haves to the havenots. E.g., issue food stamps, build low-income

    asked by Bridget on March 21, 2007
  60. Computer

    You need to know the MAC address of a Windows 8 computer. How can you accomplish this? A. Look in the system properties. B. Type ipconfig at a command prompt. C. Type ipconfig/all at a command prompt. D. Type arp –m at a command prompt. I think it is A

    asked by F.Brown on October 25, 2015
  61. Algebra

    You walk at a pace of 3 miles per hour, and jog at a pace of 6 miles per hour. You want to cover a distance of more than 18 miles in less than hours. Write a system of inequalities to represent the situation. What is one possible combination of the number

    asked by Carla on February 26, 2017
  62. Physics

    An aluminium cessel of mass 200g, contains 0.5 litre of water. What is the heat required to raise the temperature of the system from 25 Degree centigrade to 75 Degree centigrade? (S.H.C of Aluminium 0.84X10^3J/kg dehree centigrade and S.H.C of water

    asked by paresh on February 11, 2016
  63. statistics

    I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that "fire" the spark plugs, 2 per cylinder. There is a 1 in a 1000 chance that one will fail. What is the chance that Magneto A OR

    asked by Sam on November 2, 2011
  64. research & Evaluation

    I have an airplane that has an ignition system that works like this. There are 2 energy producing devices, called magnetos that "fire" the spark plugs, 2 per cylinder. There is a 1 in a 1000 chance that one will fail. What is the chance that Magneto A OR

    asked by Sam on November 2, 2011
  65. Physics

    A 3.2 kg block is hanging stationary from the end of a vertical spring that is attached to the ceiling. The elastic potential energy of this spring/mass sytem is 2.2 J. What is the elastic potential energy of the system when the 3.2 kg block is replaced by

    asked by Mary on April 2, 2007
  66. physics

    5. An aluminium cessel of mass 200g, contains 0.5 litre of water. What is the heat required to raise the temperature of the system from 25 Degree centigrade to 75 Degree centigrade? (S.H.C of Aluminium 0.84X10^3J/kg dehree centigrade and S.H.C of water

    asked by paresh Ghosh on February 4, 2016
  67. Physics

    a charge q1=5.00nc is placed at the origin of an xy-coordinate system ,and a charge q2=-2.00nc is placed on the positive x-axis at x=4.00cm (a.) if a third charge q3=6.00nc is now placed at the point x=4cm, y=3.00cm. find the x and y components of the

    asked by Favi on May 11, 2017
  68. Algebra

    You walk at a pace of 3 miles per hour, and jog at a pace of 6 miles per hour. You want to cover a distance of more than 18 miles in less than 5 hours. Write a system of inequalities to represent the situation. What is one possible combination of the

    asked by Carla on February 26, 2017
  69. chemistry

    The reaction between 0.0272 g of Mg with an excess of water was carried out in an ice calorimeter. The volume of water decreased by 0.19 mL during the reaction. a) Write the equation that occurs. Is it a redox? b) Calculate the enthalpy of reaction? i have

    asked by edward on November 15, 2009
  70. English

    I hope someone knows how to write a gerrc paragraph.. Anyways I need help for the reference part. Hence the word R, how do i show my point? I can explain the quote but I don't know the point. The general statement is, the author used a variety of humor to

    asked by Sally on October 20, 2014
  71. Math

    James uses a measuring wheel to find the length of a cross-country race course he holds the handle and rolls the wheel along the course.The wheel has a radius of 1 foot and it turns 2,000 times from the beginning to the end of the race course, how long is

    asked by Jaiden on March 12, 2013
  72. calculus

    Let f(x) = (x+1)/(x-1). Show that there are no vlue of c such that f(2)-f(0) =f'(c)(2-0). Why does this not contradict the Mean Value Theorem? I plugged 2 and 0 into the original problem and got 3 and -1 . Then I found the derivative to be

    asked by Jamie on December 17, 2006
  73. MATH help!

    a farmer is taking her eggs to market in her cart, but she hits a pothole, which knocks over all the containers of eggs. Though she herself is unhurt, every egg is broken. She goes to her insurance agent, who asks her how many eggs she had. She says she

    asked by Tammi on August 16, 2005
  74. Philosophy

    LOGIC and ARGUMENTS – the simple elements Arguments are Composed of THREE PARTS: 1) Premises = basic, commonly accepted reasons – the “why’s,” and “how’s.” 2) Inferences = reasoned “guesses” or based assertions connecting conclusion to

    asked by Lisa on May 15, 2013
  75. physics

    The two masses on either side of the pulley, 2.2 kg and 3.6 kg, are each initially 1.8 m above the ground, and the massless frictionless pulley is 4.8m above the ground.What maximum height does the lighter object reach after the system is released? [Hint:

    asked by Anonymous on February 14, 2013
  76. Art

    I have to write a 400 word essay on M.C. Escher about my thoughts and opinons based upon his work, quotes, and his life. Does anybody know of a good website that will give me some ideas? FYI- THIS IS NOT A BIOGRAPHY ESSAY! -Thanks

    asked by Jennifer on December 14, 2010
  77. Chemistry

    A sample of gas in a cylinder of volume 3.78 L at 318 K and 3.3 atm expands to 6.76 L by two different pathways. Path A is an isothermal, reversible expansion. Calculate the work for Path A. Answer in units of J

    asked by help me on December 3, 2014
  78. English (Cover Letter)

    I suppose that I need to place a comma after "statistics", since the first phrase seems like it is a dependent clause. Am I right? "Through my Bachelor’s degrees in Biology and Statistics from XYZ University I developed a desire to work in a research

    asked by Rema on December 15, 2015
  79. business communication

    caroline knows that, while her oral presentation skills are stellar, her writing style could use a bit of work. which of the following would be the best medium for caroline to communicate in effectively? a. Apodcast,b. A wiki,c. A blog, d. a text chat

    asked by Anonymous on September 3, 2014
  80. physics/chemistry

    how does one calculate the work done by a spherical bubble with radius r in a liquid with a surface tension of T. I understand for a cavity it is 8pi(r)T, would you just double it to get 16pi(r)T because there are 2 films? here's the

    asked by tom on February 22, 2015
  81. Connections acadamy

    Hello sorry if this is a long question. So can connections see what i'm doing? I'm not talking about jiskha im talking about my private stuff. Like when Im done with my school work and watch youtube or something? This is a violation of my privacy. Are they

    asked by wwhhyyy on October 30, 2017
  82. Chemisty

    A student following the procedure described in this experiment collected the following data: Mass Mg,g 0.0243 volume of gas mL 25.5 barometric pressure, mm Hg 298 Calculate the value of the gas law constant, R. Please help me work this out, I have no idea.

    asked by Sam on November 26, 2012
  83. check geo

    in which fields do europeans work today? A)heavy duty and mining B)farming and heavy industry c)shipping and transportation d)manufactoring, service and technology industries and agriculture my chioce d

    asked by henry on August 30, 2009
  84. English

    a good student requires three essential characteristics; they must have a positive attitude towards learning, are willing to make mistakes, and possess good work habits. I would like a couple paragraph idea starters

    asked by Ryan on September 30, 2017
  85. English Literature

    All of the following define the theme of a story except a. the central idea of a work b. the unerlying message in literature c. the methods of characterization employed by the writer d. the lesson, or moral, of the story, which can be inferred by the

    asked by Anonymous on August 12, 2018
  86. English (Cover Letter)

    "As an intern at the historical society I catered to the needs of clients and provided administration support such as report preparation and database work. " Should I put a comma after "support"? Is the sentence otherwise grammatically correct? Thanks for

    asked by Rema on December 15, 2015
  87. Public Health

    The assignment What is a public health agency that affects your workplace or your health care provider. My question: Where can I find some names to do my work? I know about the FDA and CDC and the Department of disabilities. Thank You Mary

    asked by mary on August 1, 2014
  88. Physics

    An airline pilot pulls her 12.0 kg rollaboard suitcase along the ground with a force of 25.0 N for 10.0 meters. The handle she pulls on makes an angle of 44.0 degrees with the horizontal. How much work does she do over the ten-meter distance?

    asked by Ryan on March 14, 2011
  89. science

    Question: Fill in the blank. If two forces work in opposite directions of an object, the ________ between the two forces equal the net force. Answer Choices: A)Difference B)Similarity C)Equality

    asked by Nikali on December 30, 2013
  90. College Algebra

    Hello Steve, it didn't work for "t" i can't get the actual value... Find the time required for an investment of 1 dollars to grow to 7200 dollars at an interest rate of 7.5 percent per year, compounded quarterly

    asked by Chris on July 25, 2014
  91. Math, calculus III

    A particle moves along the path from the origin to (0, 2, 1) to (1, 2, 1) to (1, 0, 0) and back to the origin under the influence of the force field F = z2i + 2xyj+ 4y2k. Calculate the work done by direct calculation and by using Stokes’ Theorem

    asked by Jacky on September 18, 2017
  92. statistics

    A pilot study has revealed a sample standard deviation of 16 for age of people in the work force. How large a sample must be chose to obtain an estimator of the mean that, with 95% confidence, will be correct to within 2 years?

    asked by Sally on March 20, 2009
  93. Math

    The transportation departments is resurfacing 12.75 miles of roadways in Navarro County. The crew completes work on a 1/8 mile section of roadway each hour. How many hours will it take to complete the resurfacing project?

    asked by Lei on October 26, 2016
  94. 8th grade

    Direct Variation: when you have a job that pays an hourly wage, the amount you earn varies directly with the number of hours you work. Suppose you earn $7.10/ hour working at the library.

    asked by Peter on October 3, 2009
  95. Math

    Assume a three-month CD purchased for $3000 pays simple interest at an annual rate of 10%. What is the balance at maturity? I don't have any work. This is question one and I have 19 more. I don't understand how to arrive at the answer.

    asked by Robyn on October 26, 2014
  96. Physics

    a car travels at 25m/s on a flat stretch of road. The driver must maintaint he pressure on the accelerator to keep the care moving at this speed. What is the net work done on the car over a distance of 250m?

    asked by Sara on September 25, 2013
  97. Physics

    a car travels at 25m/s on a flat stretch of road. The driver must maintaint he pressure on the accelerator to keep the care moving at this speed. What is the net work done on the car over a distance of 250m?

    asked by Sara on September 25, 2013
  98. Art and Writing

    I'm looking for a job that you write a story, poem, etc. and create an art work for a magazine and you get paid. FOR TEENS AND YOUNG ADULTS ONLY!!! BTW - My sister is in high school and she is looking for that kind of job.

    asked by Laruen on March 31, 2012
  99. Thermodynamic

    One Kg steam with a quality of 0.2 is heated in a piston / cylinder vessel at a constant pressure of 200 KPa unit the temperature reaches 400 degree C. calculate the work done by the steam.

    asked by chris on January 10, 2011
  100. physics

    If you were to expend 10 J of work to push a 1 C charge against an electric field, what would be its change of voltage? (b) When released, what will be the kinetic energy of the 1 C charge of the previous problem if it flies past its starting position?

    asked by Bryan on September 7, 2011

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