Posts by Elina

Total # Posts: 334

  1. Calculus

    Examine the continuity of f : R2 → R at (0; 0), where for all (x; y) ∈ R2, 1.)f(x; y) := {xy cos(1/x) if x ̸= 0; 0 if x = 0:} 2.)f(x; y) := {1 if x > 0 & 0 < y < x2; 0 otherwise:}
  2. physics

    1.will hall voltage be same for conductor and semiconductor in hall effect experiment? 2.can hall effect experiment be used for determining earth's magnetic field? 3.what is the importance of hall experiment? 4. can we use intrinsic semiconductor for hall experiment?
  3. chemistry

    what are the precautions taken while preparing tris(acetylacetonato)-manganese 3 from potassium permanganate and acetylacetone.
  4. math

    Adam used the 3 fractions to make a circle graph and colored each a different color. What fraction of a graph is not colored? Expalain your answer. The fractions are 2/5, 1/6, and 1/3.
  5. math

    I am stuck please help me I need to do my homework and it's due tomorrow
  6. math

    Me don't know what this is
  7. english

    1. I stayed there for two weeks. 2. I stayed there two weeks. Are both grammatical? my sister needs help
  8. math

    can you help me on this problem 12*12
  9. math

    how much is a 1/2?
  10. math

    i have no idea
  11. math

    make a generalization about about dividens and quotients for whole numbers. 42/6=7 8/1=8 12/12=1
  12. math

    if 2 of the line segments of a polygon are parallel, what is the least number of sides it could be?
  13. math

    can a parallel rays form an angle explain
  14. life orientation

    All you have to do for this question is think of three jobs you would like in the future. #1 would be the most preferred and so on. After that, just provide two reasons why you would think about having that job. There is essentially no right or wrong answer to this question.
  15. 6th grade science

    A couple has just learned that their daughter has hemophilia. They already have a son who does not have the disease. What are the genotypes of the couple? I don't know how to do this please help!
  16. 6th grade science - CHECK MY ANSWER

    A color-blind woman marries a man who is not color-blind. All of their sons are color-blind, but none of their daughters are color-blind. Color-blindness is likely...? Answer choices: 1.the result of having too few chromosomes. 2.the result of having an extra chromosome. 3.a ...
  17. 6th grade science - CHECK MY ANSWER

    Thanks, Ms. Sue!
  18. 6th grade science - CHECK MY ANSWER

    The size of an organism is most likely determined by...? Answer choices: 1. its genes but not its environment 2. its environment but not its genes 3. its genes and its environment 4. neither its genes nor its environment MY ANSWER: 3. its genes and its environment
  19. Health/PE

    I am completing a project for PE/Health and I am stuck. Can you help me? The problem is below: Choose any eight that stretch different parts of your body. Be sure to balance your body by stretching opposite body parts. For example, if you stretch your chest, stretch your back ...
  20. Science

    Any object, wholly or partially immersed in a fluid, is buoyed up by a force equal to the weight of the fluid displaced by the object.
  21. spelling

    verb 1. give or apportion (something) to someone as a share or task. "equal time was allotted to each" synonyms: allocate to, assign to, apportion to, distribute to, issue to, grant to; earmark for, designate for, set aside for; hand out to/for, deal out to/for, dish...
  22. Physics

    y = Vi(t) + 1/2(a)(t^2) 400 = (0m/s)t + 1/2(9.8)(t^2) use the quadratic equation to solve for t
  23. Exponential Growth and Decay

    Another way to solve it is: amount = 12 (1/2)^(168) = 12(1/2)^2 = 3 millicuries
  24. Exponential Growth and Decay

    if the half life is 8 days, 1/2 is gone every 8 days. so after 8 days it is 1/2, 16 days is 1/4... so at 16 days it is 12 x 1/4 = 3 mc
  25. math

    Perimeter = The sum of all the sides (all the side lengths added together)
  26. math --- 2 questions!

    Correct, #5 is B.
  27. math --- 2 questions!

    #4 is correct. #5 is wrong.
  28. Health - CHECK MY ANSWERS PLEASE

    Chris wants to know his BMI. He is five feet, six inches tall and weighs 130 pounds. What is Chris's BMI? Answer choices: 1. 18 2. 21 3. 28 4. 30 **MY ANSWER** Is it: 2. 21?
  29. chemistry

    Three steps are involved: steam changing to water at 100 C; water at 100 C cooling to 0 C; water at 0 C freezing to ice at 0 C. Steam changing to water: Heat of vaporization of water is 539.4 cal/g Heat = Heat of Vap. x mass = 539.4 cal/g x 75.0 g = 40,500 cal Cooling water ...
  30. Physical Education - Check my answer please

    Thanks Ms. Sue
  31. Physical Education - Check my answer please

    Excess body fat may cause... Answer choices: 1. diabetes, lack of stored energy, stroke, and heart disease. 2. lack of organ protection, osteoarthritis, and hyper tension. 3. sleep apnea, lack of organ protection, and liver disease. 4. stroke, infertility, sleep apnea, and ...
  32. Science

    A SOLID has a definite shape and a definite volume.
  33. art history

    What is the question?
  34. Math - HELP

    If the product of n and 17 is 340. What is the sum of n and 17?
  35. Math Help Qucik!

    Cost of the bagels is 144 for $80. When he sold 100 bagels, he has earned $155 gross (which is his profit of $75 + cost of $80). Therefore 1 bagel is sold for $1.55. He earns $1.55n but since his costs are $80, P=1.55n - 80
  36. Science - 6th grade: CHECK MY ASNWER

    I think it would be "limiting factor"
  37. Science - 6th grade: CHECK MY ASNWER

    If changing conditions lead to decreased oxygen levels in the stream, the carrying capacity of the stream for the trout will decrease. Oxygen level in water is therefore a(n) _____________ with respect to the number of trout that a particular stream can support. Is it "...
  38. American History

    You are not correct. In 1534, France's King Francis I authorized the navigator Jacques Cartier (1491-1557) to lead a voyage to the New World in order to seek gold and other riches, as well as a new route to Asia. Cartier's three expeditions along the St. Lawrence River...
  39. Math help

    You would use the same technique for the other ones, also.
  40. Math help

    For -7x-6y=-21 Simplifying -7x + -6y = -21 Solving -7x + -6y = -21 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6y' to each side of the equation. -7x + -6y + 6y = -21 + 6y Combine like terms: -6y + 6y = 0...
  41. Physic II -----UD

    This question essentially comes down to how many Coulombs of charge 50 electrons have (i.e., the sphere, the initial charge, etc., are irrelevant). So, knowing that one elementary charge is e = 1.6×10^-19 C and that 50 electrons will have a total charge of -50e, -50e &...
  42. Science - 6th grade

    Ok, thank you
  43. Science - 6th grade

    A biologist studying a desert ecosystem observes that the population of a lizard species increases following a particularly hot, dry period that causes a snake population to decline. What could the biologist hypothesize about the roles of these two species? A.The lizard preys ...
  44. math

    Jill is corrrect
  45. 3rd Grade Math

    get out 25 blocks then pull 9
  46. Hitory

    By 1890, United States factories produced _______ as those of Britain. A. half as much B. twice as much C. three-quarters as much D. one-quarter as much i think its B
  47. American History

    The 1978 Supreme Court decision in Bakke v. Regents of the University of California A. ruled in favor of affirmative action within specified limits. B. established the "red state-blue state" divide. C. ruled against the principle of affirmative action. D. established...
  48. Biology

    The main function of the stomach is to soften the food so that the food can pass through the body quickly. Is this True or False?
  49. physics

    if a 40.0-g stone is whirled horizontally on the end of a 0.60-mstring at a speed of 22m/s what is the tension in the string?
  50. Good Reads? 6th and 7th grade

    They Cay Walk to Moons The Hunger Games Series Travels with Charley A Year Down Yonder Charlotte's Web Harry Potter Series Percy Jackson Series Diary of a Wimpy Kids Series Holes
  51. PHSICS

    A laser beam in air is incident on a liquid at an angle of 40.0^\circ with respect to the normal. The laser beam's angle in the liquid is 25.0^\circ.What is the liquid's index of refraction? PLEASE HELP!!!
  52. physic

    A laser beam in air is incident on a liquid at an angle of 40.0^\circ with respect to the normal. The laser beam's angle in the liquid is 25.0^\circ.What is the liquid's index of refraction?
  53. Health Care

    do eating tomatoes cause kidney problems? and do they produce acid?
  54. Health Care

    sorry I think I accidentally posted this 2 times
  55. Health Care

    does eating tomatoes cause high blood pressure?
  56. Health Care

    does eating tomatoes cause high blood pressure?
  57. Cooking

    what is a simple recipe to bake brownies thanks:-D
  58. Education

    did she join that team, or something?
  59. Education

    That is all i could find
  60. Education

    Did Wendy Gardner, the kamloops resident support the team Subaru in Fiji? what did she do with that team?
  61. Education

    Oh, but I need the one who is from Montreal is Michelle Gregoire from Montreal?
  62. Education

    oh okay thanks
  63. Education

    how about Oscar peaterson
  64. Education

    how about Diana Krall, that name has been popping alot as well
  65. Education

    I mean member of the order of Canada, I'm trying to find who is, but a whole bunch of names are popping up please help
  66. Education

    is Michelle Gregoire a Canadian jazz pianist from Montreal, who isa member of Canada
  67. education

    thanks
  68. education

    symphonic, and tenor
  69. education

    sorry, its just that at times I really don't know where the actual info is hiding, because there is a lot of difficult words in there which confuse me, but thanks Ms sue, I appreciate your help
  70. education

    oh sorry Ms Sue, I nver knew had knew you gave it to me already, but that's okay. I think i can figure it out, thanks
  71. education

    no, I mean Ben Heppner, not Ben Gulak and please don't five me the site Wikipedia,thanks
  72. education

    Canadian Ben Heppner's sorry, I forgot to mention his last name
  73. education

    where can I find Candadian Ben's occupation? please help, Ive searched everyehere
  74. Education

    what is a good website which provides educational games to play and learn. I am trying to find some neat educational games for my little brothers. plese help:-)
  75. Social Studies

    thanks:-D
  76. Social Studies

    The states fought wars over differences of opinion and people commited horrible atrocities in the name of god. The reformation in England was a squabble over political power as much as struggle about religion and corruption in the church. during the 15th century England faced ...
  77. Social Studies

    The states fought wars over differences of opinion and people commited horrible atrocities in the name of god. The reformation in England was a squabble over political power as much as struggle about religion and corruption in the church. during the 15th century England faced ...
  78. Social Studies

    I replied again for the Socials thing, please do read it and post what you want to say about it here. Thanks:-)
  79. Social Studies

    I replied again for the Socials thing, please do read it and poat ehat you want to say about it here.
  80. SOCIAL STUDIES PLEASE HELP

    thanks
  81. SOCIAL STUDIES PLEASE HELP

    I wrote something for Europe down below, please do check:-)
  82. SOCIAL STUDIES PLEASE HELP

    please read what i have posted for social studies below, I need help.
  83. Song Tunes

    sorry, I meant popping:-\
  84. Song Tunes

    you can type in good song tunes on youtube, there will be a whole bunch pooping up on your screen.
  85. literature

    I think the 2nd one would be easy to do.
  86. social studies

    well then what I just posted at 7:32 isn't right, is it not part of the answer?
  87. social studies

    The reformation affected the modern view of politics and law. Martin Luther stabilized the German language.
  88. social studies

    So all together its like this: The states fought wars over differences of opinion and people commited horrible atrocities in the name of god. The reformation in England was a squabble over political power as much as struggle about religion and corruption in the church. during ...
  89. social studies

    in my book it says that in the 15th century many french businesses became clavinists, even though France was officially Catholic and Protestinism was against the law. The calvivist were hard working and made the French economy strong. is this right?
  90. social studies

    no I checked on this site, causes of the reformation. all the other words were hard for me to understand.
  91. social studies

    is this right? The states fought wars over differences of opinion and people commited horrible atrocities in the name of god. the reformation in england was a squabble over politicla power as mucha s struggle about religion and corruption in the church. during the 15th century...
  92. social studies

    thanks. but, i think this is right in europe didb't the smaller stated then get swallowed up by the larger ones?
  93. social studies

    I don't get it, I,ve already read thorugh my book 2wice and yet can not find a single thing. plese help
  94. social studies

    help pleeeeaaaaassssssee:-(
  95. social studies

    it does not say anything about europe
  96. social studies

    this is what it says : the reformation in england was a squabble over politicla power as mucha s struggle about religion and corruption in the church. during the 15th century england faced alot of civil wars, called wars of roses which caused great hardship and suffering. ...
  97. social studies

    explain the political and social results of the reformation? is this right? The protestants and the Catholics started to begin a war with eachother.? please help this does not look right
  98. Socials

    thanks:-D
  99. Socials

    outline following achievement for Olaudah Equiano, I've got: Olaudah Equiano was a member of the Ivo people in Africa. He was sold to English merchants at age 11 who sold him in Barbados. He educated himself and eventually purchased his freedom-rights. He travelled widely ...
  100. Social Studies

    thanks
  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. Next>>