1. Physics

    Two things infinite sheets have uniform surface density of charge+5 and _5 .electric field in space between two sheets is

    asked by Sunil on July 2, 2017
  2. math pre algebra

    a kennel owner is buying a new building he want the space for each dog run to be at least 96 square ft the area reserved for the dog ru.s is 30 ft by 60 ft

    asked by eddie on February 1, 2012
  3. physics (Mathmate)

    The space shuttle is in a 250 mile high orbit. What are the shuttle's orbital period, in minutes and its speed?

    asked by MD on June 16, 2010
  4. physics

    20.00 cm of space is available. How long a piece of brass at 20°C can be put there and still fit at 200°C? Brass has a linear expansion coefficient of 19 × 10^-6/C°. 1-19.93 cm 2-19.69 cm 3-19.50 cm 4-19.09 cm

    asked by shirly on February 24, 2014
  5. math

    A pair of dice is rolled.What is the probability that the sum of the pips is either an even number on a multiple of 3? total number of space is 36.

    asked by Eric on February 5, 2016
  6. Social Studies

    What are the nine types of landforms? please help! This site is excellent. http://gpc.edu/~pgore/Earth&Space/landforms.html

    asked by Roberta on November 30, 2006
  7. Statistics

    A lottery uses 4 urns containing chips 0 to 9. One chip is selected at random from each urn. How many sample points are in the sample space?

    asked by Tammy on May 22, 2012
  8. Physics

    What is the frequency of the electromagnetic radiation from outer space that reaches the earth with a wavelength of 1 x 105 m, and a velocity of 1 x 105 m/s?

    asked by Hannah on February 10, 2012
  9. physics

    what is physics? i know that its subject but what is definition of physics? The study of matter, energy, space, and time, and the interactions thereof.

    asked by komal on July 7, 2007
  10. math

    A 6-sided die is rolled. The sides contain the numbers 1, 2, 3, 4, 5, 6. List the sample space of rolling one die. 9) _______ A) {6} B) {36} C) {1, 2, 3, 4, 5, 6} D) None of these

    asked by jen on December 6, 2009
  11. science

    imagine you are in a spaceship flying from the earth - describe what you see from the space and how you feel as it moves out of the gravitation pull of earth?

    asked by sarthak on August 25, 2010
  12. math

    Please can you me What a linear inequality describes the graph of a dashed line passing through (0,3) and (6,0) with the space beneath the graph shaded?

    asked by sateko on April 18, 2011
  13. CALCULLUS

    Question 2: If is the position of a particle in space at time .Find the angle between the velocity and acceleration vectors at time

    asked by NISARGILL on January 27, 2013
  14. Calculus

    The position vector r(t) = describes the path of a particle in space. What is the particle's speed? A. 3√7 B. √93 C. √85 D. 149 E. 21

    asked by Anonymous on April 12, 2018
  15. math calculus

    if i,j,k are the standard unit basic vectors, in 3 space, determine the value of k dot(j-3k)+(i-4k) dot (i-4k)-8 |i cross -k| (Simplify without using components)

    asked by Tina on November 24, 2014
  16. 5th grade math

    suppose you made your garden 5ft wide... what would its length be? what would its area be? what would be the area of the left over space in the yard.

    asked by bosscat on August 29, 2013
  17. Geography

    13. Distance - decay and Time-Space Compression represent the same thing within diffusion. True False True?

    asked by Anonymous on January 9, 2016
  18. science

    imagine you are in a spaceship flying from the earth - describe what you see from the space and how you feel as it moves out of the gravitation pull of earth?

    asked by sarthak on August 25, 2010
  19. statistics

    what is the sample space for this experiment: select two cards from a deck of 52 cards and observe the color of each card drawn.

    asked by Mark on January 2, 2011
  20. Math

    The population of a city has been decreasing exponentially since 1990. In 1990, the population was 1,000,000. In 2010, the population was 560,000. If t represents time in years since 1990, which of the following equations best models the decay of the

    asked by Annie on January 2, 2017
  21. physics

    What kind of motion does a constant, non zero torgue produce on an object mounted on an axle: choices constant rotational speed, constant rotational acceleration, increasing rotational acceleration or decreasing rotational acceleration.

    asked by mike on June 21, 2010
  22. Math

    1/3divided by 4= 12 I made a model that has 4 sections and each space has 3 1third sections

    asked by Beverly on March 6, 2015
  23. math

    can an inner product space v have a t invariant subspace U but also have an orthogonal complement that is NOT t-invariant???

    asked by mk on March 3, 2007
  24. geography

    This reflects some heat back into space and traps some heat near the earth.

    asked by Ella on September 1, 2014
  25. m

    If events A and B are from the same sample space, and if and , can events A and B be mutually exclusive? Explain.

    asked by kirk on August 14, 2010
  26. Geometry

    Enlarge 6 in x 10 in picture to 3 feet x 4 feet. What is the scale factor and how much of the space will be used?

    asked by Oakley on April 1, 2017
  27. science

    does everything you see fit the definition of matter? can you see all kinds of matter? how can helium take up space?

    asked by jeremias on April 8, 2010
  28. Geometry- thanks reiny

    what's a composite space in two boxes I don't understand because there's two boxes that are together and they want the volume

    asked by Elizebeth taylor on October 23, 2014
  29. Spanish

    What is UOLSRRSEDELO unscrambled? The word is a spanish word and is written as: _ _ _(space) _ _ _ _ _ _ _ _ _ Thanks!

    asked by Jacob on March 25, 2015
  30. History

    What was so significant about the space race? and why is it still significant and important currently today as of 2016?

    asked by Rina on April 14, 2016
  31. physics

    how do scientist know that the chemical elements here on earth are the same as on the planets in space and not some different elements

    asked by Kara on February 9, 2012
  32. math

    You have 6 black socks and 4 white socks. what is the sample space? I think it should be 45 possible combinations.

    asked by a on September 15, 2016
  33. help please

    if you are printing an essay on the comuter....can the essay be double line space?

    asked by sonia on April 15, 2011
  34. Pump power

    I have a question in a tutorial, one of these that give the answers in brackets. However, I think the answer given may be wrong. Anyone check this please, if the given answer is correct, how is it worked out. Q A centrifugal pump is required to lift 400 kg

    asked by Jim (BIGEYE) on January 21, 2007
  35. Chemistry

    A woman expends 96 kJ of energy in walking a kilometer. The energy is supplied by the metabolic breakdown of food intake and has a 35 % efficiency. If the woman drives a car over the same distance, how much energy is used if the car gets 8.7 km per liter

    asked by James on March 27, 2015
  36. Physical Science

    In a pulley sytem with 100% effieciency with ten support cables. The input side reels 100 meters of cable. How far dis the output move? What is the value of the output force? In identical conditions at 70% efficiency, the cable does not stretch. How much

    asked by Miguel on February 25, 2011
  37. math

    4 PART Your weight on different planets is affected by gravity. An object that weighs 150 pounds on Earth weighs only 56.55 pounds on Mars. The same object weighs only 24.9 pounds on the Moon. A)What percent of an object's Earth weight is its weight on

    asked by kymy on January 14, 2015
  38. Physics

    Can someone actually ANSWER the question pleas and post numerical answers. Under less than ideal conditions, a student pushes a 6 kg cart holding 2 boxes of books up a ramp to a platform that is 1.8 m high in 42 sec. Each box contains 12 kg of books. The

    asked by Ron on April 8, 2010
  39. English

    Hello. Please help me again. 1)I know it's possible to say "They entertained us to dinner", but is it possible to say "they entertained us to pizza" or "we were entertained to a cake"? 2)I asked a similar question, but if I change the structure, will I

    asked by Ilma on July 6, 2011
  40. PNU

    An element has a body-centered cubic(bcc) structure with a cell edge of 288pm the density of the element is 7.2g/cm3. How many atoms are present in 208g of element

    asked by abeer on February 17, 2015
  41. Program planning

    Developmentally appropriate curriculum A. teaches children about development. B. provides easy activities. C. allows children to choose the structure for their own experiences. D. requires children to learn academic content.

    asked by Leslie on November 4, 2015
  42. american government/ economics

    A constituion: is a unitary form of government., sets out the principles and structure of a government., is a part of federal system of government ., is devolped only for democratic governments. i think its b.if not correct please, thank you

    asked by Anonymous, on September 20, 2008
  43. math

    Find the least squares approximation of x over the interval [0,1] by a polynomial of the form a + b*e^x --------------------------------------------------------- The polynomial produces an output space with two linearly independent basis vectors: u1 = 1,

    asked by mathstudent on January 18, 2008
  44. English

    I left out the following sentences. Thank you. 1) Some schools valued their pupils' athletic achievements more than their academic ones. Team games became essential for inculcating discipline, obedience and sense of duty in the pupils. 2) Team games such

    asked by Henry2 on June 24, 2011
  45. physic

    In order to qualify for the finals in an race, a runner must achieve an average speed of 5.24 m/s for the entire mile race. If she runs at a constant speed of 4.63 m/s for the first half of the 1609 meter race, what constant speed must she maintain for the

    asked by tyler on August 22, 2012
  46. Olympiad Math

    In this subtraction, the boxes contain the digits 3, 4, 6, and 9 in some order and the circles contain the digits 4, 5, 8, and 9 in some order. What four-digit number is represented by the boxes? NOTE: The boxes are the top number and the circles are the

    asked by Anonymous on June 24, 2011
  47. chemistry

    To dissolve an ionic solid in water, you must first disrupt the ionic bonds that are holding the ionic lattice together. This is an endothermic process, yet many ionic solids have an exothermic heat of solution. (Heat is released when the ionic solid is

    asked by Cortney on March 18, 2015
  48. Biology II

    Discuss the biological importance of each of the following organiz compounds in relation to cellular structure and function in plants and animals A) Carbohydrates B) Proteins C) Lipids D) nucleic acid Like my problem is I don't really get what it is asking

    asked by Soojung on September 16, 2007
  49. chm

    The Lewis dot structure of ammonia, NH3, reveals that it has one lone pair of electrons and three bonds (each to a hydrogen) around the central nitrogen atom. According to VSEPR theory, what molecular shape will it have? i thought it was tetrahedral but

    asked by luck on February 19, 2013
  50. Math

    Rank the following from greatest to least. 297.086, 297.8, 297.062 Is this correct 297.062, 297.086, 297.8

    asked by Gio on December 18, 2012
  51. need an answer checked - algebra

    Given a quadratic equation y = ax^2 + bx + c, (i) What is the effect of changing the value of the number c on the parabola? In other word, if two parabolas have the same coefficients a, and b, but different values for c, how will their graphs differ? My

    asked by Lizzy on October 6, 2007
  52. need an answer checked - algebra

    Given a quadratic equation y = ax^2 + bx + c, (i) What is the effect of changing the value of the number c on the parabola? In other word, if two parabolas have the same coefficients a, and b, but different values for c, how will their graphs differ? My

    asked by Lizzy on October 6, 2007
  53. math

    . You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary

    asked by keionna on June 17, 2013
  54. Business Math

    You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary

    asked by Tee on June 20, 2013
  55. MATLAB

    Consider the following approximation: f′(x) ≈ Af(x − 2h) + B f(x − h) + C f(x) + D f(x + h) + E f(x + 2h). 1) Determine the values of the constants A, B, C, D, and E so that the approximation is as accurate as possible. What is the order of the

    asked by Chris on October 15, 2017
  56. math

    You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary

    asked by brad on June 22, 2013
  57. math

    You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary

    asked by keionna on June 15, 2013
  58. business math

    You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary

    asked by keionna on June 19, 2013
  59. health information

    I need to research the root cause of disease classification structure and how it is linked to the outcomes of both the reimbursement and the epidemiological data. how do I research these topics? Or can you explain these instructions better? I asked the

    asked by Mary on May 6, 2013
  60. Computer science(Information Retrieval Architectur

    A. Why are inverted files the most typical structure used for search systems? How does n-grams modify the inversion list approach? B. Discuss the similarities and differences between N-gram and PATRICIA TREE approach to indexing.

    asked by Nany on April 27, 2015
  61. Short essay "A Thankless Experience"

    Describe the sentence structure Stephen Lautens uses in "A Thankless Experience". Support your view withe examples from the essay. This is the story: http://www.lautens.com/columns/arch195.html Please help thank you

    asked by Steve on August 15, 2013
  62. bio

    How are the various types of blood vessels different in structure? How do these structural differences relate to their functions? Consider the presence of valves, muscular control of constriction and dilation, and the presence or absence of multiple tissue

    asked by denise on July 28, 2008
  63. Chemistry

    Hello! I have a question that leaving me stumped. So E means opposite and Z means together. In order to do this alternate cis/trans arrangement you have to order molecules a priority either 1 and 2. You have to go along either side of double bond and

    asked by Perry on July 3, 2009
  64. Chemistry

    Magnesium sulfate is often used it first aid hot-packs giving off heat when dissolved in water. When 2.00 g of MgSO4 dissolves in 15.0 mL of water (d= 1.00g/mL) at 25.0ºC, 1.51 kJ of heat is evolved. A) Write the balanced equation for this reaction. I

    asked by Chris on January 29, 2007
  65. Science

    You are floating motionless in outer space. Your mass is 70 kg. Your 70 kg transporter floats by and you attempt to bring in closer by flexing your right arm. Are you more likely to produce an isotonic or isometric contraction? Explain.

    asked by Jeff on December 10, 2009
  66. Physics

    A rocket of total mass 3100 is traveling in outer space with a velocity of 120 . To alter its course by 40.0, its rockets can be fired briefly in a direction perpendicular to its original motion.

    asked by Roland on November 27, 2012
  67. science

    scientists believe that the waters covering the surface of the earth. a)are a recent addition to our planet b) first appeared during the age of dinosaurs c) have been here since the crust solidified d) are slowly drying up e) are not visible from space c

    asked by pam on September 3, 2010
  68. science

    fill in the blanks with these worsd: galaxies gunpppowder guns hubble space telescope mummy sealed tomb the invention of 1990 of the led to the 1996 discovery of new .

    asked by science on April 20, 2012
  69. Language Art

    Which of the following best expresses the main idea of the selection? a.) Heavy objects can be lifted like feathers... b.)In fact, everything is fun , nothing is hard c.) Being weightless in space is so exciting d.)...they do somersaults and acrobatics

    asked by Katerine on December 8, 2016
  70. Curriculum

    _______ awareness describes the perceptual motor skills most closely associated with understanding how the child's own body is in space (up/down, on/off). A. Balance B. Figure-ground C. Directional D. Temporal my answer is c.

    asked by Daniela on September 16, 2014
  71. science

    Scientists believe that the waters covering the surface of the earth? a) are not visible from space b) are slowly drying up c) first appeared during the age of dinosaurs d) are a recent addition to our planet e) have been here since the crust solidified

    asked by pam on September 3, 2010
  72. science

    Discuss current or future applications of nanotechnology in fields such as medicine, engineering, space exploration, fuel cell development, air and water purification, and agriculture.

    asked by Angie on November 26, 2016
  73. Earth's Dynamic Atmosphere

    Because scientists were so puzzled by the phenomenon of energy through the vacuum of space, what did they call the material they assumed existed between the Earth and the Sun? A. Ether B. Sciosphere C. Plasma D. Albedo my answer is a.

    asked by Prisila on December 26, 2017
  74. stochastic calculus

    let x be a random variable that represent number of heads obtained in tossing n coins and (omega,F,P) be a probability space consider the convex function f(x)=x^2+2 defined on R Verify Jensens inequality

    asked by Lahya on August 19, 2018
  75. Science

    You are floating motionless in outer space. Your mass is 70 kg. Your 70 kg transporter floats by and you attempt to bring in closer by flexing your right arm. Are you more likely to produce an isotonic or isometric contraction? Explain.

    asked by Jeff on December 10, 2009
  76. Science help

    Which of the following technologies is a result of space research and development? A.improved pacemakers B. equipment to allow police to change traffic signals C. cochlear implants to help deaf people hear D. all of the above

    asked by charloette on March 25, 2013
  77. Communication

    Which of the following is NOT a technique for emphasizing material in a resume? A. Presenting it in vertical lists B. Including it as part of a lengthy paragraph C. Offsetting it with white space D. Positioning it as the top of a page

    asked by Sharon on October 8, 2012
  78. Math

    Bett, Cathy, Isabel, Lani and Ursua run an 800-meter race. Betty beat Cathy by meters. Alma finished 12 meters behind Lani. Bettty finished 5 meters ahead of Ursula but 3 meters behind Lani. Isabel finished halfway between the first and last person. In

    asked by Jjay on February 2, 2016
  79. 7th grade math

    Crystal made a bag of trail mix peanuts, raisins, and chocloate chips in the ratio of peanuts:raisins:chocolate chips = 5:3:2. There are 150 raisins in the trail mix. How many peanuts and chocolate chips are in the trail mix?

    asked by Mike on April 13, 2016
  80. Accounting

    Assuming in ur business, d cost per oder for ur product is 4000 naira and it carry cost is 400 per unit per annum ur business has a demand for 20000 unit per year,1)Calculate d order size 2)total order required during a year 3)total carried cost and total

    asked by kunfayakun on January 16, 2018
  81. trigonometry

    a restaurant uses a cable for the servers to slide orders down to the kitchen. the end where the servers place the order is 5 feet high. the end where the kitchen receives the order is 1 foot high. the angle of elevation from the kitchen to the servers

    asked by ceci on April 3, 2012
  82. physics

    Two slits are illuminated by a 536 nm light.The angle between the zeroth-order bright band at the center of the screen and the fourth-order bright band is 16.1 degrees. If the screen is 176 cm from the double-slit, how far apart is this bright band from

    asked by ashlee on February 5, 2011
  83. physics

    At a certain location, the solar power per unit area reaching Earth's surface is 200 W/m^2, averaged over a 24-hour day.If the average power requirement in your home is 2.8 kW and you can convert solar power to electric power with 8.0 % efficiency, how

    asked by christy on April 3, 2012
  84. physics

    At a certain location, the solar power per unit area reaching Earth's surface is 200 W/m^2, averaged over a 24-hour day.If the average power requirement in your home is 2.8 kW and you can convert solar power to electric power with 8.0 % efficiency, how

    asked by Christy on April 4, 2012
  85. Physics

    Given that electricity is priced at constant 13.5 pence per kWh and central heating oil (kerosine) varies in price between 39 pence and 137 pence per litre. What price does kerosine need to be to make heating domestic hot water cheaper using an immersion

    asked by Mike on December 20, 2010
  86. Fitness Topics

    When you massage an exercised muscle, you help to A. increase the efficiency for the removal of wastes. B. decrease the amount of oxygen moving to the muscle. C. decrease the amount of blood moving to the muscle. D. increase its lifting capacity. im going

    asked by Jose on March 13, 2014
  87. science

    A researcher wants to develop a new pharmaceutical compound to treat pain. Which of the following strategies will likely be the most effective process? A. Test extracts from newly discovered plants for pain-killing substances. B. Read anthropological

    asked by Jewels on February 5, 2016
  88. English 9

    I have a question about the short story "Son" by John Updike. Is "Son told in a.order from the contemporary father and his memories and reflections b.reverse chronological order, from past to present c.fragments that are set in different time periods and

    asked by Rachel B. on March 13, 2011
  89. Precalc

    A restaurant uses a cable for the servers to slide orders down to the kitchen. The end where the servers place the order is 5 feet high. The end where the kitchen receives the order is 1 foot high. The angle of elevation from the kitchen to the servers

    asked by ceci on April 4, 2012
  90. accounting

    Assuming in your business, the cost per other for your product is 4000 naira and it carry cost is 400 per unit per annum your business has a demand for 20000 unit per year,1)Calculate the order size 2)total order required during a year 3)total carried cost

    asked by kunfayakun on January 16, 2018
  91. Math

    Driving down a mounain Jim finds that he has descended 1800FT in elevation by the time he is 3.25 mi horizontally away from the top of the mountain find the slope of his decent to the nearest hundreth. I am sorry that you did not get a response to your

    asked by David on February 14, 2007
  92. Math

    You have a rectangular yard that has perimeter of 72 meters. The current area is between 300 and 350. What are the dimensions of your current fenced in space

    asked by Monica on March 9, 2015
  93. physics

    during space flight, astronauts often refer to forces as multiples of the force of gravity on earth's surface. what does a force of 5g mean to an astronaut?

    asked by kendra on January 16, 2010
  94. algebra**

    Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 5 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.

    asked by Anonymous on July 24, 2012
  95. math

    a man is building a studio that has a circular base. the interior of studio has a diameter of 40 feet. what is the area of the floor space?

    asked by michelle on October 26, 2008
  96. science

    The moon spins,or_____ ,in space. The words to use for this is revolves ...rotates...orbit lunar eclipse...or solar eclipse

    asked by erika on April 28, 2009
  97. physics

    Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

    asked by Peg on May 19, 2014
  98. physics

    An astronaut in his space suit has a total mass of 275 kg. His weight on the asteroid Erewhon is 0.3 N. What is the acceleration of gravity on Erewhon?

    asked by Bob on January 20, 2012
  99. chemistry

    which quantum number, or quantum numbers, can be connected with the direction a particular orbital position points in space, regarding wave mechanics?

    asked by Shivani on May 26, 2008
  100. ivcc

    What is the magnitude of the apparent weight of a 76 astronaut 3200 from the center of the Earth's Moon in a space vehicle accelerating toward the Moon at 3.6 ?

    asked by Chris on September 29, 2011