Posts by samantha

Total # Posts: 1,797

  1. science

    1) How do hormones from the thyroid gland and parathyoid gland work together?
  2. English Quick ?

    Is my grammar correct in this sentence and should it be effect or affect? Thank you A year later, and I still haven't completely figured out how to deal with what I'm going through and not let it affect how I go about everything else.
  3. Economics

    Suppose that the equilibrium quantity in the market for widgets has been 200 per month. Then a tax of $5 per widget is imposed on widgets. The price paid by buyers increases by $2 and the after-tax price received by sellers falls by $3. The government is able to raise $750 per...
  4. Chemistry

    5.00g of an unknown solid was heated to 99.7 degrees C and placed in a calorimeter with 1.25L H20. The initial temp of the water was 25.0 degrees C. During the experiment, the temperature of the water rose to 63.5 degrees C. what is the specific heat of the sample? Do you ...
  5. Math

    If gas cost $3.97 per gallon, what is the cost of filling a 13.8 gallon gas tank? Do I multiply this? Is $54.78 the correct answer? Thank you
  6. History

    I know that I posted this quetsion earlier How did the Spanish change the way that the Pre-Colombian people lived?we don't have a book. Is there any way you can help me start off someway so I know what to search or get a general idea. Thank you.
  7. History

    We don't have a book. We were just assigned this question to answer.
  8. History

    How did the Spanish change the way that the Pre-Colombian people lived?
  9. English

    Section Five describes process analysis in detail. What is the main point of process analysis in writing? Why are the four basic steps of process analysis important? What happens if you skip a step?
  10. Discrete Math

    With 50 pennies in three jars labeled A, B and C, how may ways can you put the pennies in the jars assuming they are identical with at least two pennies in each jar?
  11. Science (8th grade) PLEASE HELP DUE TOMORROW!!

    What are some living relatives of cyrtolite retrorsus? (a kind of gastropod)
  12. Science (8th grade)

    What are some living relatives of cyrtolite retrosus? (a kind of gastropod)
  13. latin

    pastor centum blank habet a ovis b ovium c ovos d oves
  14. Question

    I need to know in what city in the us is there the greatest pets to people ratio? It would also help me if you gave the west site or news article information
  15. Science

    Ok I have no clue but I think its either the first, second, or last answer. I don't think it can be 100 percent
  16. Proof read please

    I have them divided into paragraphs. It just does not show up that way when posted
  17. Proof read please

    I am entering an essay scholarship and would love if some of you could proof read my essay. Thanks so much! Title: Be a Part of Something Greater “You have to get involved!” From the first day of school, freshman year of high school, those were the words that ...
  18. social studies

    thank you
  19. social studies

    what is the declaration of independence? P.S i only need the basic meaning thanks a bunch
  20. Music

    Explain how music and culture influence one another. Provide an example of a song or album that affected culture. Provide examples of songs with cultural references.
  21. English

    How has media convergence changed American culture?
  22. psychology

    One common mistake made in a persuasive paper is taking one side to the extent that the writing becomes biased. How does a persuasive essay differ from a biased essay?
  23. SHSAT-URGENT

    Can someone please give me a link for a website or websites that provide shsat student handbooks-other than 2011-2012 and 2010-2011. thank soo much in advance i only have a few more weeks to study and have no resouces please.
  24. Math

    11 5/10 9 1/10 + 7 2/5 you have to find the common denominators of 1/10 and 2/5 which is 10 so you leave 1/10 the same and multiply 2/5 with 2 each to get 4/10 then you add 1/10 + 4/10 which is equal to 5/10. now that you got that just add the 9+7 you get 11 so your answer is ...
  25. English Lit

    I have to research Sophocles and then eliminate what is wrong- and I'm stuck on a few of these statements about him: Thanks for checking 1.I think he won more first place prizes for his plays than any other playwright in history, correct? 2.I think he was a priest, ...
  26. English

    I have to research Sopocles and I'm stuck on a few of these statements about him: 1.I think he won more first place prizes for his plays than any other playwright in history, correct? 2.I think he was a priest, correct? 3.This one I'm stumped on and I've researched...
  27. physics

    Students in lab measure the speed of a steel ball launched horizontally from a table top to be 4.2 m/s. If the table top is 1.2 m above the floor, where should they place a 20 cm tall tin coffee can to catch the ball when it lands?
  28. writing

    Thank you for your help. If I was to use a topic sentence more like the one you wrote, wouldnt that go back on trying to prove a point on why most Americans should not use credit cards? I am trying to prove a point on why most Americans should not use credit cards, if I said ...
  29. writing

    Most Americans should not use credit cards because the way the economy is. The economy at this very moment shows that Americans are great at racking uo debt, but fall short when time comes to pay it off. Is that better?
  30. writing

    Write one topic sentence for your Week Nine essay and explain the primary role of a topic sentence in an effective essay? My essay will be about "Most Americans should not use credit cards." The topic sentence I have is "Most Americans should not use credit ...
  31. Comp 156

    identify three essential steps that a writer might take to choose accurate sources.
  32. math-logic(shsat)

    oh okay so instead of starting with the integer(15) you're saying i should start with the number and variable(2x). then flip the equation? im still confused i learned that you should start with the integer and leave the variable for the end. i also didn't get the part ...
  33. math-logic(shsat)

    Question: If 15 - 2x < 7, then for all possible values of x that make the inequality true, (a) x<8 (b) x>8 (c) x>4 (d) x<4 (e) x>1/4 Answer: i chose the answer (d) but the answer of the book said (c). i understand where they are coming from we have to change ...
  34. math

    Well, you're answer=1 7/12 I don't know if that's how much you wanted it simplified or not :)
  35. Geography, PLEASE HELP DUE TOMORROW!!

    Thank you so much! :)
  36. Geography, PLEASE HELP DUE TOMORROW!!

    What are 6 human adaptions to the environment in Angola, Africa? Thanks!! :)
  37. statistic help

    Z score for worlds tallest man- Bao Xishun is the worlds tallest man with a height of 92.95 inch(or 7ft,8.95 inch).men have heights with a mean of 69.6 in. And a standard deviation of 2.8 in. 1. Convert Boa's height to a z score? 2. Does Boa's height meet the criterion...
  38. history

    what might cause a young woman or child to have been accused of witchcraft in the 16th century and what might they have to do to prove their innocence?
  39. history

    yes i know you did and thank you for them its kind of confusing because i have a lot of topics to do research on and im not supposed to use Wikipedia. the rest have so much extra information its hard to find the one im looking for but thank you anyways i really appreciate it.
  40. history

    what were the similarities and differences between lady Jane Grey and Mary queen of Scots?
  41. Spanish-sraJMcGin please recehck

    Thanks so much for your help Is this correct? It's a little different then what I asked above- so I want to make sure ¿ Te prefieres peinar o cepillar el pelo? Yo prefiero peinarme el pelo.
  42. Spanish

    Could you please check these-I get stuck on reflexive verbs.We had to make up questions and answers. 1. ¿Qué haces tú en la escuela? Yo estudio en la escuela. 2.¿A qué hora te acuestas por la noche? Me acuesto a las once de la noche. 3.&...
  43. english

    what was the writing style of mark twain
  44. history

    during the 16th century in england many witchcrafts were held. what might cause a young woman or child to be accused of witchcraft, and what might they have to do to prove their innocnece?
  45. history

    in the 16th century what was the education of the nobility in england and how does it compare to this day school
  46. history

    what were the similarities and the differences between lady jane grey and mary queen of scots?
  47. extra

    what part of london bridges history is described in the song"london bridge is falling down my fair lady..."
  48. english/s.s

    what were somepunishments used in the 16th century england. explain a minor offense and its punishment upto a major infraction and its consequences
  49. english/s.s

    i forgot to ention 16th century in england
  50. english/s.s

    how was the life of a common person in the 16th century
  51. TRIG

    A 5.5 ft tall woman casts a 6.2 ft shadow. Find the angle of elevation of the sun.
  52. Math 6

    I need the answer asap cause it is for my homework (Calculator Section)
  53. Math 6H

    what is the expanded form of 10 to the power of -2
  54. chemistry >< óż

    Heat energy is released when anhydrous calcium chloride is dissolved in water. CaCl2 (s) ¡æ CaCl2 (aq) + 83 kJ Calculate the final temperature when 0.01 mol of calcium chloride is dissolved into 100 mL of water initially at a temperature of 18.0 degree celsius.
  55. geometry

    The area of a triangular garden can be no more than 120 feet square feet. The base of the triangle is 16 feet. What is the height of the triangle?
  56. biology

    Give vaccinations to 50 of the 100 rats and then expose all 100 to the disease
  57. chemistry

    The space shuttle environment control system handles excess CO2 (it is 4.0% by mass of exhaled air) by reacting it with lithium hydroxide, LiOH, pellets to form lithium carbonate,Li2CO3, and water. If there are 7 astronauts on board and each exhales 20. L of air per minute, ...
  58. math

    Bank america
  59. English

    My question is if I were to cite a specific portion of a poem from one line (see bottom for the poem), like for example in my essay if I wanted to say -the unwelcome bed - would I put quotations on it and a citation or should I just leave it because I want to talk about the ...
  60. English

    My question is if I were to cite a specific portion of a poem from one line (see bottom for the poem), like for example in my essay if I wanted to say -the unwelcome bed - would I put quotations on it and a citation or should I just leave it because I want to talk about the ...
  61. Math

    23-6i
  62. world history

    which kingdom controlled caravan trade routes in A.D.900?
  63. math

    Sheila cuts a 60 foot wire cable in equal strips of 4/5 of a feet each. how many strips does she make?
  64. math

    Sheila cuts a 60 foot wire cable in equal strips of 4/5 of a feet each. how many strips does she make?
  65. algebra

    y^2-7y-8=0
  66. science

    so the relation between force and acceleration is that acceleration makes up force?
  67. science

    so the relation between force and acceleration is that acceleration makes up force?
  68. science

    what is the relation between force and acceleration
  69. chemistry

    What is the concentration of a solution containing 25g of NaCl in a 250mL sample?"
  70. physics

    A 15.0 kg mass and a 10.0 kg mass are suspended by a pulley that has a radius of 10.0 cm and a mass of 3.0 kg. The cord has negligible mass and causes the pulley to rotate without slipping. The puller is frictionless and may be treated as a uniform solid cylinder. Note that ...
  71. physics

    In outer space two identical space modules are joined together by a 500.0 massless cable. These modules are rotating about their center of mass. In each module, the cable is connected to a motor,so that the modules can pull each other together. The initial tangential speed of ...
  72. Physics

    A penny farthing is a bicylce that was popular between 1870 and 1890. As the drawing shows, this type of bicycle has a large front wheel (R=1.20m) and a smaller rear wheel (r=.34m). A bicyclist, riding at a linear velocity of 12.5 m/s, applies the brake and produces an angular...
  73. physics

    Thank you for your help. I appreciate it.
  74. physics

    A solid cylinder of radius 0.85m is released from rest from a height of 1.8m and rolls down the incline as shown. What is the linear speed of the cylinder when it reaches the horizontal surface?
  75. Physics

    A solid cylinder of radius 0.85m is released from rest from a height of 1.8m and rolls down the incline as shown. What is the linear speed of the cylinder when it reaches the horizontal surface?
  76. 7th grade math

    The second difference of a sequence is a constant 5. The differences between the first term and the second term, 12, is 8. How do I find the first five terms?
  77. Trig

    Cos x
  78. CHEMISTRY

    18.8 pm
  79. geometery

    Triangle TUV is the midsegment triange of triangle ABC. Which angel does not necessarily measure 40 degrees?
  80. Science/Chemistry

    22Na has a half-life of 951 days. How many grams of a 1.00 kg sample would be left after 4 years?
  81. religion

    why do muslims fast in ramadan and not during any other islamic month?
  82. history

    How is that Buddhism declined after the Muslim invasions while Hinduism survived?
  83. algebra 1

    A ladder leans against a building, forming an angle of 53° with the ground. The base of the ladder is 3 ft from the building. To the nearest hundredth of a foot, how long is the ladder?
  84. Chemistry (really need quick help)

    Balance the following equations. (Use the lowest possible coefficients. These may be zero.) (a) As(s) + ClO3-(aq) ---> H3AsO3(aq) + HClO(aq) (acidic solution) I am using half-reactions but I don't really get this at all. Can someone explain?
  85. science

    plunger a has an area of 54cm and plunger b has an area of 15cm, how much more force can be exerted by plunger b
  86. chemistry

    Assign an oxidation state to each atom in each of the following compounds. 1) Fe(CN)3 i know Fe= +3 but how do i find the oxidation state for C and N? does CN have a normal over all charge?
  87. Science_Chemistry

    Oh... I get it now! Thank you very much. Your help is greatly appreciated.
  88. Science_Chemistry

    volume+ 1000/1.1=909 ml? I don't get this... I understand how you got the water
  89. Science_Chemistry

    How did you get the amount of water?
  90. Science_Chemistry

    A glucose (C6H12O6) solution is 2.5% glucose by mass. If the density of the solution is 1.10 g/mL, what is the molarity of glucose/water solution?
  91. Chemistry

    What is the pH of a 0.0250 M solution of HCN? Ka = 4.0x10^-10
  92. 7th Grade Science, Plz help due tomorrow!!!!

    What are tetrahymena thermophila's primary source of energy??
  93. Science

    Where do paramecium bursaria fit in an ecological food chain? Are paramecium bursaria a producer, consumer, or decomposer? What eats paramecium bursaria?? PLZ HELP!! THANK YOU!! :)
  94. Social Studies

    i hope it helps. i did my best. I did the best i could with the situation. but i didn't do much...i did everything with excitement and joy all from my heart. i never ever had as much fun or felt so much happiness in an anti-slavery meeting...but when i was in an anti-...
  95. science

    Can someone please give me a good website (other than wikipedia)on the four natural selection. -Thank you
  96. Calc 3

    How do I integrate rcos2theta dr? and then I have to plug in the limits 1 and 2sin2theta for theta and plug what I get from that into a second integral. Help!
  97. French

    Bonjour! So for my homework assignment I'm writing a letter to the clouds because I'm angry about waking up to snow this morning. We just have to use vocab words. Anyway, I'm stuck on how to say this: Please keep your precipitation to yourself My best attempt is: S...
  98. Chem help!!!!

    I am supposed to find 2 food labels that have high chemicals in them. This is the instructions he gave us: Highlight all CHEMICAL names on the label (DO NOT COUNT wheat, flour, sugar, salt, oils, salt, etc) (however dextrose would count) please help me find two foods that ...
  99. help chem quick question!

    I have to find a food label that has horrible chemicals in it (such as dextrose). I am supposed to find 2 food lables with the nastiest labels.? What foods would be a good choice?
  100. chemistry

    How many grams NO gas can be produced from 110mL of 4.00 M HNO3 and excess Cu? 3Cu(s) + 8HNO3(aq) – 3Cu(NO3)2(aq) + 4H2O(l) + 2NO(g)
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