Questions Asked on
May 20, 2018

  1. Physics

    A bowling ball has a mass of 7.0 kg, a moment of inertia of 2.8 × 10−2 kg⋅m2 and a radius of 0.10 m. If it rolls down the lane without slipping at a linear speed of 4.0 m/s, what is its total kinetic energy?

    asked by _-KIRA-_
  2. Chemistry

    Which of the following is a correct statement about collision theory? A. All collisions lead to chemical reactions. B. Most collisions lead to chemical reactions. C. Very few reactions involve particle collisions. D. Effective collisions lead to chemical

    asked by Tina
  3. Economics

    6. The following are hypothetical exchange rates: 2 euros = 1 pound; $1 = 2 pounds. We can conclude that A. 1 euro = $2. B. $1 = 4 euros.******my answer C. $1 = .5 euros. D. 1 euro = $.50.

    asked by feecan
  4. Chemistry

    The question is asking the molarity of vinegar, and I am not sure if i did it right. NaOH + HCH3COO = CH3COONa + H2O NaOH C= 0.70mol/L V= 14.6mL --> 0.0146L n, NaOH = CxV = 0.70 (0.0146) = 0.01022mol 1 mol NaOH = 0.01022mol NaOH -----------------

    asked by hailey
  5. Algebra

    a. Pick 9 different dog breeds and find their average weights. List each breed and weight. Find the mean, median, and mode of the data. Which measure of central tendency best describes the data? Explain your answer. please help I have no idea what I'm

    asked by Anonymous
  6. Math

    Paul is 20 years older than joy four years ago; the ratio of their ages was 7:3 find the present age of Paul

    asked by Jane
  7. trig

    Find the exact value of costheta if ,sintheta=-2/3 and theta is in standard position with its terminal side in Quadrant IV.

    asked by Josh
  8. Ela

    Complete the sentence with the word that has the most positive connotation. Trevor was not going to give up; he was too stubborn THIS ONE hardheaded confident rigid

    asked by Loomin
  9. math

    Which rule matches the function shown in the graph? Points are: -1, 2 0, 0 2, - 2 A. y = 2x B. y = x + 3 C. y = x - 3 D. y = x/ -2 I was doing it checking each one using these rules and so -1, 2: -2, 2, -4, -0.5 0, 0: 0, 3, - 3, 0

    asked by a dog
  10. math

    game wardens use experiments to help determine the number of squirrels in a specific area. suppose 150 squirrels are caught, tagged, and released back into the wild. Six weeks later, 300 squirrels are caught with 12 found to have tags. using this

    asked by Pug lover
  11. calculus

    If 'a' and 'b' are unit vectors that make an angle of 60 degrees with each other, calculate l 3a - 5b l and l 8a + 3b l *the 'a' and 'b' have a carat of top of them* How do i answer this without using components?

    asked by Alex
  12. Social Studies

    How has modern technology impacted standards of living in developing nations?

    asked by minime. PLEASE HELP ME!
  13. vectors

    If |x| = 11, |y| = 23, and |x-y| = 30, find |x+y|. Textbook answer: 20

    asked by Iris
  14. math

    please i need your help guys. A rectangular cake measuring 120 cm by 72 cm is to be divided into square pieces of the same size and the largest size possible. What will be the measure of the side of each square and how many pieces will there be?

    asked by kelvin
  15. Economics

    The international agency that lends money to developing countries for economic development projects is the A. World Credit Union. B. World Bank. C. International Monetary Fund (IMF). D. World Trade Organization (WTO). my answer is B

    asked by Fatima
  16. calculus

    If 'a' and 'b' are unit vectors that make an angle of 60 degrees with each other, calculate l 3a - 5b l and l 8a + 3b l the 'a' and 'b' have a carat of top of them

    asked by kim
  17. Physics

    A car is speeding along the motorway at 40 m s when the driver observes an accident ahead. He slams on the brakes, the wheels lock immediately, and the car skids to a halt. You may assume that the car travels in a straight line whilst it is skidding and

    asked by Anon
  18. English

    1. His parents run a small restaurant. 2. His parents have a small restaurant. 3. His parents own a small restaurant. 4. His parents _______ a small restaurant. =========================== All the sentences are acceptable, right? What verb is similar to

    asked by rfvv
  19. English

    1. He is going to make spaghetti aglio "e" olio this Saturday. I'm a good cook. It's a very simple rescipe! -------------------------------------- Q1: How do you pronounce 'e' in 'aglio e olio'? [e] or [i]? {Italian} And 'g' in 'aglio' is a silent sound,

    asked by rfvv
  20. English

    1. Members come to the school gym on Saturdays and practice dance moves. 2. Members come to the school gym on Saturdays and practice dance movements. 3. These days she is learning hip-hop moves. 4. These days she is learning hip-hop movements. [Can we use

    asked by rfvv
  21. English

    1. His family live in New York. 2. His family lives in New York. [Which one is grammatical? Do we have to use a singular verb or a plural verb?]

    asked by rfvv
  22. math

    She scores 76 marks for the next test. What is the mean mark for the four tests?How to calculate?

    asked by Luisa
  23. English

    1. On Saturdays, he goes around the city and takes pictures with his camera. 2. On Saturdays, he goes about city and takes pictures with his camera. 3. On Saturdays, he goes ______ the city and takes pictures with his camera.

    asked by rfvv
  24. Math

    A netball team scored 60 42 48 and 46 goals in their first four matches.What is the mean number of goals for the first for matches?What score will the team need to shoot in the next match so that they maintain the same mean score. the team shoots only 39

    asked by Ana
  25. American history

    How did Andrew Jacksons supporters work to make the political system more democratic ?

    asked by Brandi
  26. math

    A netball team scored 60,42,48 and 46 goals in thier first four matches. a)What is the mean number of goals for the first four matches? b)The team shoots only 39 goals in the fifth match.What is the mean number of goals scored for the fine matches? c) The

    asked by Mike
  27. Social Study

    How did the location of the Arabian Peninsula help the Muslims conquer territory beyond the Arabian Peninsula?

    asked by Mark
  28. Trigonometry

    1. Convert r= 2/1+sinθ to cartesian 2. Convert y=3 to polar 3. Convert 3x^2+3y^2-6x=0 to polar

    asked by Tom
  29. math

    1. Tammy mixes the letters S, C, H, O, O, and L thoroughly. Without looking, Allen draws one letter. Expressed as a fraction, decimal, and percentage, what is the probability that Allen will not select a consonant. 5/6, 0.833, 83.3% 2/3, 0.667, 66.7% 1/3,

    asked by mo
  30. math

    for a school project, alice surveyed several male students in her class to determine whether there is a relationship between their heights and their weights. which scatter plot represents the data in the table below.? height: 54,56,58,61,63,65,70,71

    asked by Pug lover
  31. ELA

    What is the appositive phrase in this sentence? Martha, my best friend, is coming on vacation with me. my best friend THIS ONE Martha coming on vacation with me

    asked by BTS BBMAS
  32. ELA

    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 BTS BBMAS
  33. Math

    Submarine is traveling parallel to the surface of the water 492 feet below the surface. The submarine begins a constant I sent to the surface so that it will emerge on the surface after traveling 3974 feet from the point of its initial ascent? What

    asked by Isabel
  34. English

    Wrte a narrative composition about mischief

    asked by Blessing Kaduri
  35. History

    By 1932, how many Americans were out of work? A. 1 in 2 B. 1 in 3 C. 1 in 4 PLEASE HELPPPP Only got 2 days of school left and i am soooooo behind someone be nice and help meeee

    asked by @Helpnowplease
  36. Social Religions

    Please help me! Describe Hinduism Describe Judaism Describe Buddhism Describe Islam Describe Christianity

    asked by bluah. PLEASE HELP ME!
  37. Language arts

    Hi I need help on the walk to moons book I just need important ideas for it

    asked by Jordyn
  38. ELA

    How does Twain use humor to present serious ideas? What does this reveal about Twain as a person? Does Twain seem to believe that people can change for the better? In what ways do Twain’s characters represent people in general? Twain is considered one of

    asked by Person
  39. math

    Write the equation of a line that is perpendicular to the given line and that passes through the given point. y - 4 = 5/2 (x + 3); (-7, 8)

    asked by please help
  40. science/math

    Jane runs a track race at 7.0m/s for 40 seconds using a force of 140N. How much work has she done? (remember s=d/t)

    asked by Jessica
  41. history

    what are some qualities of private interest groups that make them different from public interest groups. SELECT 2 They share the goals of the majority of the public they represent specific companies and people they have small businesses who fund them they

  42. Finance

    Personal Finance school can you check my answers? 1. The two components of are variable costs and fixed costs. Entire cost Total cost* Complete cost Required cost 2. What is the margin of safety? How much sales can fall before a business starts making less

    asked by Banana
  43. math

    jennifer must complete any 10 of the 25 math problems on a test what percent must she complete

    asked by nylla
  44. vectors

    ABCDEF is a regular hexagon with sides of unit length. Find the magnitude and the direction of AB+AC+AD+AE+AF. The textbook answer: 6, 60 degrees to AB A full solution with steps will be greatly appreciated. Thank you :)

    asked by Alex
  45. math

    Please guys i need your help tomorrow i have a test. *How many plant should my uncle need to plant around his farm of a circular shape of a radius 140 m, If the distance between plants is 50cm?

    asked by kelvin
  46. math

    please people i need your help. *Equal squares as large as possible are drawn on a rectangular board measuring 50 cm by 70 cm. Find the size of the square.

    asked by kelvin
  47. math

    Please i need a help also to this question Mwajuma needs 70% to receive a grade C in a certain subject.If the exam has 120 questions and each question carry one mark(1%), how many questions should she answer correctly?

    asked by kelvin
  48. math

    please people i need your help. *Equal squares as large as possible are drawn on a rectangular board measuring 50 cm by 70 cm. Find the size of the square. Steve today at 8:18pm assuming you mean to cover the entire board, then since GCD(50,70)=10 The

    asked by kelvin