Questions Asked on
March 19, 2018

  1. English

    1. I have a headache. 2. I have headache. [Can we use both expressions? Which one is commonly used?]

    asked by rfvv
  2. math

    Solve for x and y using elimination ax+by=c bx+ay=c This question has been confusing me for a long time, and I can't seem to find the answer by solving using elimination. Thanks for helping me :)

    asked by anonymous
  3. English

    1. Read and interpreat the whole sentences into Korean one by one on the page. 2. Read each sentence and translate it into Korean on the page. 3. Read one sentence and translate it into Korean. After that read the second sentence and translate it into

    asked by rfvv
  4. English

    1. Step onto the wooden platform in this classroom. 2. Walk toward the raised platform to introduce yourself. 3. Step to the platform and recite the whold sentences in the passage. 4. Come onto the podium and intorduce yourself inclucing your school life.

    asked by rfvv
  5. Physics

    A child slides down a 5.98 m playground slide that makes an angle of 38.0° with the horizontal. The coefficient of kinetic friction between the slide and the child is 0.162. If she starts at the top with a speed of 0.208 m/s, what is her speed (in m/s) at

    asked by Han
  6. English

    1. Where is the restroom? 2. Where is a restroom? [Can we use both expression? Do you use only #1? Does the restroom mean the specific restroom? Or is 'the restroom' in generic use? Or does the restroom mean the specific restroom near here, which people

    asked by rfvv
  7. Math

    The first three terms of an arithmetic progression are 2x, x+4 and 2x+7 respectively. Find the value of x. I have no idea where to go from here – any help would be greatly appreciated, thanks in advance!

    asked by Autumn
  8. Social Studies

    The Free-Soil was a precursor of which of the following: 1. Know Nothing Party 2. Whig Party 3. Republican Party 4. Copperhead Party

    asked by papa johns pizza
  9. probability

    tell whether the outcome is impossible, unlikely, as likely as not, likely, or certain. Then write the probability in simplest form. choosing a red crayon from a box of 24 different colored crayons, including red crayons. please help. I don't get this.

    asked by i really need help!!!!
  10. science

    sally and lisa have identical compact cars sally drives on the freeway with a great speed than lisa. which car has more kinetic energy

    asked by michelle
  11. Science

    In many plants, leaves and flowers are held above the ground by the stem . Suggest a reason for this.

    asked by Noor
  12. science

    a 400 kg block of iron is heated from 295 k to 325 k. how much heat is absorbed by the iron? ( the specific heat is 450 j. /kg. k)

    asked by michelle
  13. Physics

    A cart rolling down an incline for 5.0seconds has a beginning speed of 2.0m/s . What is the final speed?

    asked by Nicole Tembo
  14. Science

    What motion causes thermal energy?

    asked by mini hulk girl
  15. Math

    To describe a sequence of transformations that map triangle ABC onto triangle ABC a student starts with a reflection over the X axis. how should the student complete sequence of transformations to map triangle ABC onto triangle ABC

    asked by marie
  16. Math

    1.Write a rule for the sequence -5,-4,-13,-22 2. Find the next three terms of the sequence -4.-8.-16.-32 3.What is the 9th term in the following sequence 11,17,23,29

    asked by Some Random Dude 1
  17. Math

    The grade 12 class at a school consists of 63 learners in the ratio of 4boys to 5 girls. Determine the number of girls in the class

    asked by Mmamohau
  18. physics

    4 packets of charges are arranged in a circle. Each packet is 90 degrees from each other. Each packet consists of 22 elementary charges associated with the nucleus of two sodium atoms. A test charge is placed in the center of the circle of packets. The

    asked by Pat
  19. Science

    Plants need bacteria in order to take up and use which element? 1)carbon 2)oxygen 3)nitrogen 4)hydrogen I think #3 Thanks for checking my answer

    asked by Jamie M
  20. science

    which igneous rock is mixed with soil and used for starting vegetable seeds

    asked by marvin
  21. Social studies

    Based on the timeline what can be directly tied to the invention of the cotton gin *cant upload the time line A civil war B economic hardship in the south C the spread of slavery D industrialization in New England *lesson 8 unit 7 Unit test

    asked by marie
  22. physics

    4 packets of charges are arranged in a circle. Each packet is 90 degrees from each other. Each packet consists of 22 elementary charges associated with the nucleus of two sodium atoms. A test charge is placed in the center of the circle of packets. The

    asked by Pat
  23. Algebra

    Mr. Cal Q. Later has a bag of jellybeans. As he walks around the room, he places a few jellybeans on everyone's desk—everyone's, that is, except Leo. On Leo's desk he places the bag with the remaining jellybeans. Here are the numbers: 17: Harumi 14:

    asked by samay
  24. math

    Marcella and Ruben bought some party supplies. Marcella bought 3 packages of balloons and 4 packages of favors for $14.63. Ruben bought 2 packages of balloons and 5 packages of favors for $16.03. Find the price of a package of balloons.

    asked by lee
  25. Invention

    Who was Jiskha invented by? Was it Ms. Sue?

    asked by Mr. Market
  26. math

    Which points are on the graph of y=tan x? Select all that apply. (2 answers) a. [4pi/3, sqrt(3)]*** b. [pi/4, -1] c. [pi/6, -sqrt(3)/3] d. [pi/3, sqrt(3)]*** e. [1, -pi/4]

    asked by girly girl
  27. SS

    Which of the following was not a commander for the unified Allies? A.) Joseph Stalin B.) Chiang Kai-shek C.) Charles de Gaulle D.) Benito Mussolini Was it B?

    asked by 5ollax
  28. science

    imagine an unlit candle what type of energy is represented here? thermal chemical potential mechanical electromatic I think it is thermal am i right if not explain plz

    asked by ccccc
  29. Science

    how does energy transfer from a food chain to an energy pyramid? Please help Im really confused and have no idea what I would do.

    asked by Hannah V.
  30. Math - 6th Grade Integers

    Which number can be inserted in the parentheses to make the statement true? -3 1/4 > ( ) A. -3 B. 2 1/2 C. -1 1/2 D. -5 1/3 I think it'd be -5 1/3 because when you're in the negatives the smaller number (Like -3 1/4 in this case) is actually bigger. And

    asked by Alexandria
  31. physics

    "If you have an inductor that has an inductive reactance of 125 ohms, on a 60Hz frequency, what would be the inductance in henry's?"

    asked by lou
  32. math

    Maude uses 3/4 of her allowance to get a massage for 3/5 of an hour. What fraxction of her allowance would she need to get a massage for a full hour?

    asked by christina
  33. geometry

    These polygons are similar but not drawn to scale & Are the two triangles similar how do you know

    asked by george
  34. physic

    "If you have an inductor that is connected to a 36v, 400 Hz circuit with a current of .2 A, what is the inductance of the inductor?"

    asked by lou
  35. physics

    A car travels around an unbanked highway curve (radius 0.15 km) at a constant speed of 25 m/s. What is the magnitude of the resultant force acting on the driver, who weighs 0.8kN?

    asked by ATT
  36. World History

    How and in what ways did Athens’ growing dependence on its navy in the years following the Persian Wars lead to radical changes to the Athenian democracy?

    asked by Bethanie
  37. Social Studies ASAP PLZ

    1. Which of the following is the largest ethnic group in China? A. Han ** B. Tibetan C. Uighurs D. Hui 2. How is Xiao most like other Chinese people? A. He has only one brother B. He has chosen to live at home ** C. He works at a factory D. He is an

    asked by Libby
  38. Texas History

    Compare and contrast the fight for civil rights for Mexican Americans and African Americans. (someone please help)

    asked by taytay
  39. Texas History

    Describe the factors that led to the urbanization of Texas during and after WWII. (someone please help)

    asked by taytay
  40. Math

    The graph of f(x), a trigonometric function, and the graph of g(x) = c intersect at n points over the interval 0

    asked by Max
  41. math

    3. new flowers are being planted in a circular flower bed with a 14 foot diameter if each flower requires 2 square feet of space about how many flowers can be planted? a.308 flowers b.154 flowers c. 77 flowers d. 66 flowers

    asked by j-man lbj
  42. math

    When drawing four cards, where you do NOT replace a card before drawing another card, what is the probability of drawing "four of a kind"? Can you show me the steps.

    asked by Kelley
  43. Math

    If you write the function P=10e^−2t in the form P=P0a^t, then P0= a= .

    asked by George Carl
  44. chemistry

    Which of the following would for a buffer if added to 250.0 mL of .150 M SnF2? a).100 mol HCl b).060 mol HCl c).040 mol HCl d).040 mol NaOH e).040 mol HF

    asked by homework
  45. Social Studies help please!!

    Explain why Polk was able to win the presidency. What did he campaign in support of? Can someone explain to me please?

    asked by that emo girl!
  46. Math

    Since the purpose of an ice cube is to keep a drink cold, is it better for an ice cube to have a high volume or a low volune? why? (I need help on this)

    asked by No
  47. science

    I need help can someone help me with energy I am horrible at it I have a test coming up and I need to do good. Plz if you can give me info on as many energy forms there are. I don't get energy.

    asked by ccccc
  48. Math

    Just need some help. My teacher likes to throw in advice on each problem, but they confuse me more. On this one he said multiply by 3 since volume is given. I know my formula is V=1/3bh, but does his advice mean multiply the base ×3 and then plug in to my

    asked by Dallas
  49. geography

    which of the following rivers have deltas: mississippi, orinoco, amazon,Nile, Chang Jiang( Yangtze), and Making? Do they all have deltas??

    asked by nicole
  50. Calculus - derivatives of e

    Find an equation of the tangent line to the graph of y = e^(−x^2) at the point (5, 1/(e^25)). My work: y' = -2xe^(-x^2) y' when x = 5 = -10e^25 y - (1/e^25) = -10e^25 * (x - 5) y = (-10e^25) (x - 5) + (1/e^25) This is incorrect. How?

    asked by Anna
  51. Calculus

    Set up, but do not evaluate, the integral which gives the volume when the region bounded by the curves y = Ln(x), y = 1, and x = 1 is revolved around the line y = -3 I got the integral from 1 to 2.718 of pi(1)^2-pi(ln(x))^2 Is this correct or is there a

    asked by Kait
  52. Math

    A cell phone company charges $0.28 for each text message. Paula plans to spend no more than $5.00 on text messages next month. Write and solve an inequality to find how many text messages she will be able to send.

    asked by Cheryl
  53. chemistry

    What is the pH of a buffer solution that is prepared by treating 600.0 mL of 1.5 M sodium acetate with 240.0 mL of 0.25 M HCl? I tried everything, I have no clue how to start nor what to do; very lost

    asked by homework
  54. Social Studies

    Before the arrival of Europeans, Cherokee living in Georgia made their homes from A. large logs arranged in a rectangle. **** B. clay bricks baked in the sun. C. poles wrapped with animal skins. D. woven saplings covered with mud.

    asked by Anonymous
  55. Math

    The flask consist of a cylindrical part and a frustum of a cone. The diameter of the base is 10 cm while that of neck is 2 cm. The vertical height of the flask is 12 cm. (a) the slant height of the frustum part; (b) the slant height of the smaller cone

    asked by K
  56. math

    Write a function rule for the area of a rectangle whose length is 5 ft more than its width. What is the area of the rectangle when its width is 11 ​ft? Write a function for the area A of the rectangle using the independent variable width W.

    asked by walt
  57. Science

    How are models limited by our patterns of thought?

    asked by Jane
  58. Geography

    How do I find the daily rotation of a tire. My tire size diameter is 25 I travel 160 miles per week not sure where to go next

    asked by Paige
  59. World History

    How was the Peloponnesian war unlike anything previously experienced by the Greeks?

    asked by Bethanie
  60. World History

    Who was Pericles, and what role did he play in the process of changing Athenian democracy?

    asked by Bethanie
  61. Math

    Write a rule for the function represented by the table. ___________________ Input(x)|0|1|2|3|4| Output(y)|3|6|9|12|15| A. y=3x B. y=3x+3 C. y=5x+1 D. y=x+5 Please help me!!!

    asked by Memed
  62. math

    robert wanted to buy a computer game that cost $25 last week. this week when he went back to buy the game, the price was $35. What was the percent increase of the price?

    asked by Anonymous
  63. Math

    2,3,i√13 find the polynomial equation

    asked by Ciara
  64. English

    1. Where is the restroom? 2. Where is a restroom? [Can we use both expression? Do you use only #1? Does the restroom mean the specific restroom? Or is 'the restroom' in generic use? Or does the restroom mean the specific restroom near here, which people

    asked by rfvv
  65. Social Studies

    Why did the Continental Congress have a difficult time funding the Continental Army? A. The central government established under the Articles of Confederation had no power to collect taxes.******* B. The Continental Army had no built up reserve of weapons

    asked by Anonymous
  66. Physics

    1. An electric charge moves through an electric field. it accelerates, gaining 100J of energy. The change in electric potential of +10V. What is the magnitude of the charge of the particle? I did 100J/10V to get 10C. 2. If a negative charge of double the

    asked by Pat
  67. Chemistry

    In a .57 M solution of HOC6H5, .0684% of the acid has been dissociated. a) find the concentrations of all aqueous species in the solution at equilibrium b) find the pH of the solution c) What concentration of HBr would produce a solution with the same pH

    asked by Anonymous
  68. Physics

    A pendulum bob of mass m swinging from the end of a light string of length L = 1.89 m. The bob has speed of v0 = 9.42 m/s when the string makes an angle θ0 = 33.9° with the vertical. What is the speed (in m/s) of the bob when it is at its lowest point?

    asked by Leia
  69. English

    1. He goes to a concert once a week. [ 'a' in 'once a week' means 'per'. Then, what does 'a' in 'a concert' mean? Does the 'a' mean 'one'?]

    asked by rfvv
  70. chemistry

    what is the oxidizer and reducer in this equation? Mg + S ----> MgS Oxidizer :S Reducer: Mg Oxidized: Mg Reduced: Sulfur

    asked by Anonymous
  71. chemistry

    N2H4 + O2 ----> What is the correct product for this equation N2 + H2O or NO2 + H2O?? Then, what is the correct oxidizer and reducer? I think oxygen is the oxidizer and nitrogen is the reducer and hydrogen isn't in any of these categories? Thank you!

    asked by Anonymous
  72. history

    Which correctly describes the positive impact of European imperialism? Imperialist powers promoted their own interests over the well-being of indigenous peoples. Imperialist powers sought social change through self-government. Imperialist powers provided

    asked by Bri
  73. Math

    What is the Perimeter of the rectangle 23yd on top and 14 yd on the right side

    asked by Ashley
  74. 5 th grade math

    What is the perimeter of the rectangle. --------23yd--------------- on top and the 14 yd down the side in the middle.

    asked by Ashley