Posts by samantha

Total # Posts: 1,796

  1. physical science

    absolute zero is the same as
  2. physics

    normally warms up faster when heat is applied
  3. fun facts

    what are some fun facts on multitasking? if not that what are some websites to find good fun facts
  4. science fair

    in my science fair report school layout they want us to write a paragraph on testing my hypothesis and before that they asked us to write procedure. i wrote the procedure now do i rewrite it for testing my hypothesis?
  5. science fair

    in my science fair report school layout they want us to write a paragraph on testing my hypothesis and before that they asked us to write the procedure. i wrote the procedure now do i rewrite it for testing my hypothesis? or do i write something else
  6. science fair

    in my science fair report school layout they want us to write a paragraph on testing my hypothesis and before that they asked us to write the procedure. i wrote the procedure now do i rewrite it for testing my hypothesis? or do i write something else
  7. Math

    1. Simplify, and write in the base of 3: (9^x . 3^4x)^2 answer: 3^12x 2. Differentiate and simplify a. y= 3x^4 - 4e^x + 8 answer: 4(3x^3 - e^x) b. y= (3 + 4e^x)^5 answer: 20e^x (3+ 4ex)^4 c. y= (e^x - 1) / x^2 answer: (xe^x - 2e^x +2) / x^3
  8. Algebra

    triangular prism with base perimeter 24 cm, base area 24 cm^2, and height 15 cm. Choices are: A. 606 cm^2 B. 384 cm^2 C. 408 cm^2 D. 87 cm^2
  9. Algebra

    rectangular prism with base perimeter 30 cm, base area 50 cm^2, and height 150 cm. Choices are: A. 7,560 cm^2 B. 4,600 cm^2 C. 1,800 cm^2 D. 4,550 cm^2
  10. Finance

    Spam Corp. is financed entirely by common stock and has a beta of 1.0. The firm is expected to generate a level, perpetual stream of earnings and dividends. The stock has a price-earnings ratio of 8 and a cost of equity of 12.5%. The company's stock is selling for $50. Now...
  11. Calculus- please help

    Q. Find the minimum value of Q=x^2y subject to the constraint 2x^2+4xy=294. Its the derivative method.
  12. physics

    A brick of mass 0,5 kg possesses 100J of gravitational potential energy when held at a certain height above the ground.How long will it take to reach the ground when it is released?
  13. statistics

    assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard deviation of 20. find the probability that a randomly selected adult has an IQ less than 20.
  14. statistics

    a statistics professor plans classes so carefully that the lenghts of her classes are uniformly distributed between 46.0 and 56.0 minutes. find the probability that a given class period runs less than 50.5 minutes
  15. Algebra

    whats c?
  16. Algebra

    A fish pond at the local park is a regular hexagon. a. Write a formula for the perimeter of the pond in terms of the length of a side. Explain your formula. b. Each side has a length of 7.5 feet. Find the perimeter of the pond. c. Suppose the designer of the pond wants to make...
  17. Science

    Which of the following materials will burn the fastest in open air? A. a log, two feet in diameter B. two logs, each one foot in diameter C. a pile of small splinters made from a two-foot diameter log D. Both logs and the splinters will burn at the same rate.
  18. English Literature

    Can anyone explain how expatriate Americans and native Europeans viewed America after WWI.
  19. Science

    Which of the following materials will burn the fastest in open air? A. a log, two feet in diameter B. two logs, each one foot in diameter C. a pile of small splinters made from a two-foot diameter log D. Both logs and the splinters will burn at the same rate.
  20. Science

    Which of the following conditions would likely cause the activation energy to be high? A. atoms are close together B. the temperature is hot C. atoms are not close together D. a catalyst is present.
  21. Algebra

    How far does a rider travel in one turn of each Ferris wheel? This is the first chart Measure Ferris Wheel Diameter (ft) 250 Height, including base 264 # of passenger cars 36 #of people per car 60 This is the second chart Measure Cosmo Clock Diameter (ft) 328 Height, including...
  22. science

    What are the main differences and similarities of the superior appendicular skeleton and inferior
  23. English

    Which of the following sentences is punctuated correctly? A. Melissa said that she would never go on a cruise B. Justin asked, "Will tickets be available online"? C. "Of course," Mr. Howard replied "You can buy tickets and rent a car online." I ...
  24. math

    czggaaaaagagagaag
  25. Accounting

    If Tom, an accountant, agrees to provide accounting services to Carl, a friend, in exchange for Carl fixing Tom's office floor, then: (Points : 1) Tom must report income on his tax return. Carl must report income on his tax return. Neither Tom nor Carl must report income ...
  26. Tax

    Hamad is an employee of Mountain Company. He properly completed his Form 1040EZ tax return and was required to pay the IRS $1,244 at the time of filing. He had income tax withholding during the year of $4,782. His tax liability for the year was: A. $1,244. B. $3,538. C. $4,782...
  27. Tax

    sorry my friend posted the same question u can reply to either one
  28. Tax

    Hamad is an employee of Mountain Company. He properly completed his Form 1040EZ tax return and was required to pay the IRS $1,244 at the time of filing. He had income tax withholding during the year of $4,782. His tax liability for the year was: A. $1,244. B. $3,538. C. $4,782...
  29. Science help!

    adding magenta and yellow dyes makes what color? At first i thought it was red. but when I realized we are adding dye's not light im thinking its black.. but im not sure! please help!
  30. maths

    If the side of triangle are equal, and it was made by placing beads touching it other, how many beads would you use if there are 3 beads on each side?
  31. math, geometry

    What if it has two equally sized bases of 10 and a height of 1 is it a trapazoid or quadaralladiral. ..Sorry for spelling mistakes.
  32. math, geometry

    Im not sure but i think it can if it has four sides...am i correct?
  33. math, geometry

    can a trapezoid have equal sized bases?
  34. Proof! Help!

    If k vertices has kC2 edges, show that (k+1) vertices has (k+1) C 2 edges
  35. History

    It only says that he argued against it for five hours in the state house. It doesn't explain why he opossed it?
  36. History

    Why did Jame Otis oppose writ of assistance?
  37. Social Studies

    Why did President Andrew Johnson veto a bill to continue the Freedmen's Bureau? Choices are: A. He believed it was not profitable B. He believed it was unconstitutional C. He believed it was not cost effective D. He believed it did not do what it was promised. I chose B. ...
  38. Social Studies

    Which Reconstruction plan divided the South into military districts? Choices are: A. the 100% plan B. Johnson's plan C. Lincoln's plan D. the Radical Republican plan Please help. Cant find answer.
  39. Social Studies

    Which U.S. Consitutional amendment has been the basis for Supreme Court decisions regarding public school segragation and forced reapportionment of voter districts? Choices are: A. 13th B. 14th C. 15th D. 16th I said B. 14th amendment
  40. Social Studies

    Which U.S. Constitutional amendment gave former slaves citizenship? Choices are: A. 13th B. 14th C. 15th D. 16th I said A. The 13th amendment
  41. geometry

    why do a rectangle and a parallelogram share the same formula? why does the triangle have a formula of b*w /2
  42. math

    thats all ..it seems so simple thank you
  43. math

    why do the parallelogram and the rectangle have the same formula? b*h
  44. Social Studies

    Thanks John
  45. Social Studies

    Why was Lincoln assassinated? Choices are: A. Booth had a mental illness B. Booth blamed Lincoln for the war C. Booth shot the president by accident D. Booth was paid by southern sympathizers to kill the president
  46. Social Studies

    What group believed President Lincoln's Reconstruction plan was too easy? Choices are: A. Democrats B. Freedmen C. U.S. Senate D. Radical Republicans
  47. Social Studies

    thanks for your help Ms. Sue !
  48. Social Studies

    Why did President Abraham Lincoln want Reconstruction to be simple and easy? Choices are: A. He wanted to win the votes in the South in his reelection campaign. B. He wanted to keep a good working relationship with former Confederates who would probably return to Congress. C. ...
  49. English

    Which of the following is punctuated correctly? Choices are: A. The new shoe store is located at 11347 Arthur Drive, Baltimore, Maryland 21201. B. The new shoe store is located at 11347 Arthur Drive, Baltimore, Maryland, 21201. C. The new shoe store is located at 11347 Arthur ...
  50. English

    what do you think it is?
  51. English

    Which of the following is punctuated correctly? Choices are: A. President Roosevelt described December 7, 1941 as a date which will live in infamy. B. President Roosevelt described December 7, 1941 as a date, which will live in infamy. C. President Roosevelt described December...
  52. Art

    Today, decisions in planning, selecting, and/or creating artwork for public display are made in the following way. Choices are: A. They are the decision of the artist B. by collaboration among the community, artist, and local government. C. They are the decision of the mayor ...
  53. Pre-Algrebra

    One gallon of liquid occupies 231 cubic inches. Write a rule that expresses the number of gallons g(c) as a function of the number of cubic inches c. Choices are: g(c)=c/231 g(c)=132/c g(c)=231c g(c)=132c
  54. Science

    During beta-particle emission, a neutron splits into _______? a proton and an electron two protons two electrons two neutrons
  55. algebra

    How many solutions do the linear equations x-y=2 -2x+2y=-1 have?
  56. algebra 1

    Amanda invested a total of $3,600 into three separate accounts that pay 5%, 7%, and 9% annual interest. Amanda has four times as much invested in the account that pays 9% as she does in the account that pays 5%. If the total interest for the year is $282, how much did Amanda ...
  57. life science

    False
  58. elements of design

    1. Study the following sentence, then select the answer that best describes it. THE COW JUMPS OVER THE MOON! A. Italic serifed type B. Bold roman sans serif type C. Bold italic sans serif type(my answer) D. Bold roman serifed type 2. Which one of the following statements about...
  59. desktop publishing: an introduction

    place help i have this class and elements of design left and then i have my high school deploma from pennfoster i just need to know if my answers are right
  60. desktop publishing: an introduction

    1. What significant contribution did Gutenberg make to the printing process? A. Rotary press B. Woodcuts C. Movable types D.Monotype My answer A 2. The process of using a computer to write, design, and assemble documents is called A. optical storage C. consulting B. desktop ...
  61. Pre-Algrebra

    Alecia deposited $500 in a savings account at 5% compounded semiannually. What is her balance after 5 years? Can you please show me step by step how to do this problem. The choices are $650.00 $640.04 $670.05 $897.93
  62. Pre-Algrebra

    Solve the equation. 78=-2(m+3)+m -1/3m-7=5 1/4y+9=1/2 x-9=-6x+5 x+9=5(4x-2) Can you please show me how you got your answer.
  63. chemistry

    A particular form of electromagnetic radiation has a frequency of 5.42x10^15 Hz. What is the wavelength is nanometers? meters? reply in scientific notation.
  64. Pre-Algrebra

    s=g+h and I am suppose to solve for h
  65. Pre-Algrebra

    I have to solve the equation s=g+h and am totally clueless as to how to even start. Please help explain. Thank you.
  66. Differential Equations

    A rabbit starts at the origin and runs up the right branch of the parabola y=x^2 with speed a. At the same time a dog, running with speed b, starts at the point (c,0) and pursues the rabbit. Write a differential equation for the path of the dog
  67. 3 grade english

    members of the save earth club
  68. Pre-Algebra

    (-e-10)=-5(e-12)
  69. Pre-Algebra

    4(m+7)=6m+58
  70. Pre-Algebra

    6y+8=-3y-28 Here is what I did 6y+8-8=-3y-28-8 6y=-3y+20 6y-(-3y)=-3y-(-3y)+20 3y/3 = 20/3 y=6.66666666667 what did I do wrong
  71. Pre-Algrebra

    1/5(x+10)-2
  72. Pre-Algrebra

    -x/6-8=10
  73. Pre-Algrebra

    4/7x-3=13
  74. Pre-Algrebra

    a/4-3/4=1/4
  75. Pre-Algrebra

    I was told to multiply both sides by 4, then combine like terms. Then divide both sides by 2 for 5+2c/4=14, but I am still confused can someone show me how this is done? I am bad with fractions.
  76. Pre-Algrebra

    How do you solve 5+2c/4=14
  77. Algebra

    How do you solve 3/5(s-8)=9 and 5+2c/4=14
  78. Algebra

    How do you solve 1/6d + 13 = 20
  79. Algebra

    How do I solve 3(x+6)+x=86
  80. algebra

    how do I solve 6(2n-5)=90
  81. History

    Would this be considered a shortcoming for Rosa Parks? I'm still having trouble finding somethings for this part of my presentation. She lost her job at the department store when the department store she worked at heard about her arrest, and her husband lost his after his ...
  82. English College composition I

    I need help on writing a thesis statement about child abuse/my story. so far this is what i have THESIS #1 "While other children were beaten to death or were abused in so many ways. I was one of the few who survived child abuse and became an adult trapped in a small body...
  83. ENG 111 and 09

    I need to find a website where i can download a few pages from "The Prose Reader 12th" I need to do an assignment which i have to read "farewell to summer and its buzzing creatures" by Ackerman. I already ordered my textbook but wont be here until next week...
  84. History-Ms.Sue

    What were Rosa Parks Shortcomings? I'm struggling trying to find something. Thank you
  85. physical science

    An oxygen gas tank has a volume of 8 L and a pressure of 1500 N/m2. If the temperature decreases from 2500 K to 2000 K and its volume increases to 24 L, what is its final pressure?
  86. English Grammar check

    Can you please check this for grammar thank you!! Thank you, for all that you have done and continue to do for me.It means the world to me, that you haven't given up on trying to help me. More importantly, thank you for always believing in me.
  87. Geography/History

    What is the role of the Catholic church in Latin America? All the articles that I found are so confusing. I don't understand anything that I found. I just need a general idea so I can answer all my questions. thank you
  88. math

    Emily sara and Samantha share 540 beads. em took 90, sara took 3 tiems as many as the total number if beads emily and samantha took. How many beads must sara give to samantha so that both receive the same number of beads?
  89. Quick ? Geography check

    Is Nicaragua a latin american country? I think so, but I just wanted to make sure.
  90. Geography

    What latin american country is labor intensive and why? I already used Mexico and colombia for a differnt question. Thank you :)
  91. Geography/Economics

    I posted this question the other day and someone gave me a website but I didn't have any luck with it. One of the stages of economic growth is capital intensive, where wealth is created throught the efficient use of money and industrial manufacturing occurs. What latin ...
  92. Chemistry

    Ethanol, C2H5OH, is mixed with gasoline and sold as gasohol. Use the following to calculate the grams of ethanol needed to provide 367 kJ of heat. C2H5OH(l) + 3 O2(g) ¨ 2 CO2(g) + 3 H2O(g) ƒ¢H = −1235 kJ
  93. Chemistry

    Nitrous oxide, N2O, has been used as a dental anesthetic. Suppose that the average speed of an N2O molecule at 25°C is 433 m/s. (It is actually 379 m/s.) Calculate the kinetic energy (in joules) of an N2O molecule traveling at this speed.
  94. Economics-Ms.Sue

    Why doesn't the United States have a normal economy?
  95. Math

    There is not enough information.(:
  96. Physics

    A curve of radius 55 m is banked so that a car of mass 1.5 Mg traveling with uniform speed 57 km/hr can round the curve without relying on friction to keep it from slipping on the surface.
  97. ece 201

    ECE 201 Intro to Early Childhood Behavior Management ashford university does anyone have the course schedule
  98. Math

    The illumination of an object by a light source is directly proportional to the strength of the source and inversely proportional to the square of the distance from the source. If two light sources, one four times as strong as the other, are placed 11 ft apart, how far away ...
  99. History

    discuss the powerful movement that transformed European society during the early modern era?
  100. science

    1) How do hormones from the thyroid gland and parathyoid gland work together?
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