1. Algebra graphs

    I had to find the distance between to locations on a graph which I did using the distance formula I got sqrt281 from point a (-6,3) point b (10,9). The problem is each unit is approximately 1/8 of a mile. Now what? Round your answer to the nearest tenth of

    asked by Taylor95 on October 1, 2013
  2. physics

    A satellite of mass 2500kg is orbiting the Earth in an elliptical orbit.At the farthest point from the Earth,its altitude is 3600km,while at the nearest point,it is 1100km.calculate the energy and angular momentm of the satellite and its speed at the

    asked by pawan kumar on March 25, 2016
  3. Science

    When an electric current is passed through water during the process of electrolysis two gases are formed. One gas has a boiling point of -183c and the other has a boiling point of -253c has a physical change or a chemical change occurred. Please explain I

    asked by Anonymous on April 19, 2018
  4. Maths

    Given that arg((z-1)/(z-2i)) = pi/4 describe the locus of P and sketch this on an argand diagram. Show that the point (1,3) lies on this locus. I know it is an arc subtended from the points (0,2) and (1,0) but I do not know how to find the centre of the

    asked by Jake on February 4, 2007
  5. Physics

    A bungee jumper with mass 69.7 kg jumps from a high bridge. After reaching his lowest point, he oscillates up and down, hitting a low point eight more times in 39.0 s. He finally comes to rest 25.0 m below the level of the bridge. Calculate the spring

    asked by Bob on February 24, 2013
  6. Maths

    Given that arg((z-1)/(z-2i)) = pi/4 describe the locus of P and sketch this on an argand diagram. Show that the point (1,3) lies on this locus. I know it is an arc subtended from the points (0,2) and (1,0) but I do not know how to find the centre of the

    asked by Jake on February 4, 2007
  7. Maths

    Given that arg((z-1)/(z-2i)) = pi/4 describe the locus of P and sketch this on an argand diagram. Show that the point (1,3) lies on this locus. I know it is an arc subtended from the points (0,2) and (1,0) but I do not know how to find the centre of the

    asked by Jake on February 5, 2007
  8. physics

    A bungee jumper with mass 69.5 kg jumps from a high bridge. After reaching his lowest point, he oscillates up and down, hitting a low point eight more times in 36.6 s. He finally comes to rest 24.3 m below the level of the bridge. Calculate the spring

    asked by Sandhya on November 25, 2008
  9. Math1239

    x=4 cost, y= 2 sint on the interval 0 ≤ t ≤ 2π what is the Cartesian equation? nd describe the graph giving the (x,y) co-ordinates ... stating the initial point and the terminal point. ? i found the cartesian equation as y= square root of 4-x^2/4 plz

    asked by Mark J on October 26, 2011
  10. English

    When is greatness is a bad thing. Please don't say when it is misused. I need a good answers please. Thanks in advamce. I don't understand your first sentence. Please clarify and repost. Please note that we don't do students' homework for them. Once you

    asked by Gina on January 5, 2007
  11. Homework Check

    1.)In a(n) _________ , simple interest is added on to the amount borrowed and the total is repaid in equal installments. a.)Monthly installment plan =b.)add on plan c.)Single-payment plan 2.)In a(n) _________ , interest is charged on the unpaid part of the

    asked by Ariel on September 27, 2010
  12. Need Help with Math?

    1. Translate P(4,0) right 3 units and up 5 units. Give the coordinates of the image point. (-5,1) (1,-5) (5,7) (7,5) 2. Point A(6, -2) is reflected over the x-axis. Write the coordinates of A'. 6,2 6,-2 -6,2 -6,-2

    asked by Katherine on October 11, 2013
  13. Math

    Instructions: Use point - slope form of each equation to identify a point the line passes through and slope of the line. Problem: y-2=3/4(x+9)

    asked by William on February 4, 2010
  14. Physics 112

    Moving a charge from point A, where the potential is 370V , to point B, where the potential is 190V , takes 4.1×10−4J of work. Part A What is the value of the charge?

    asked by Phil on January 30, 2014
  15. pre calculus

    In the rectangular coordinate system, each point (x, y) has a unique representation. Explain why this is not true for a point (r, Θ) in the polar coordinate system.

    asked by john on December 7, 2016
  16. Math

    Square ABCD has side length 60. An ellipse E is circumscribed about the square and there is a point P on the ellipse such that PC = PD =50. What is the area of E? I got to the part with the point (30, 30). Now what next?

    asked by Steve on March 17, 2017
  17. Chemisty

    A solution contains 20g of C^6H^12O^6 in 250g of water. What is the freezing-point depression of the solvent? What is the Freezing point of the solvent?

    asked by Veronica on March 7, 2010
  18. Math

    Find the intersection point. 3x+2y = 3 2x+10y = -5 I put them into y=mx+b form and got y=-3/2 + 3/2 y=1/5x - 1/2 I can't seem to find the intersection point by graphing it either, since it won't be accurate.

    asked by Vanessa on September 8, 2012
  19. Math

    At sea level the boiling point of water is 100 c at and attitude of 2km the boiling point of water is 93c

    asked by Magen on October 22, 2015
  20. Maths

    A circle C passes through the point (-12,9) and is given by the equation (x-a)^2 + (y-b)^2 = r^2. If the equation of the tangent to the given circle at the point (-4,1) is given by x-y+5=0, find the values of a,b and r. The answers have to be a=-8, b=5

    asked by Claire on March 17, 2008
  21. Calculus

    Explain fully please and thank you! =) Determine the point of intersection of the lines L1: r= (1,3,7) + s(1,2,-2),seR and L2: v=(0,2,-3) +t(1,1,4), teR. a) P(1,3,1) b P(1,3,7) c) The lines coincide d) no point of intersection

    asked by Melissa on April 7, 2012
  22. Linear Algebra

    1. Considering 2 planes with equations: x + 2y - 3z = 1 x + 2y - 3z = 18 (a) Given (a,b,c) a point on the first plane, find the point where the line perpendicular to both planes passes by (a,b,c) and through the 2nd plane.

    asked by Ben on October 10, 2012
  23. Math! 2 question! Need help!

    write an equation in point slope from of the line that passes through the given point and with the given slope m Question 1.) (3 , -4) ; m=6 Question 2.) (-2, -7) ; m= 4/5 Please help! No links or websites please! thanks!!

    asked by loveiscool on December 17, 2014
  24. Trigonometry

    Every point (x,y) on the curve y = \log_{2}{3x} is transferred to a new point by the following translation (x',y') =(x+m,y+n), where m and n are integers. The set of (x',y') form the curve y = \log_{2}{(12x-96)} . What is the value of m + n ?

    asked by Jason on March 27, 2013
  25. Linear Algebra

    1. Considering 2 planes with equations: x + 2y - 3z = 1 x + 2y - 3z = 18 (a) Given (a,b,c) a point on the first plane, find the point where the line perpendicular to both planes passes by (a,b,c) and through the 2nd plane.

    asked by Ben on October 10, 2012
  26. Physics

    A long, straight wire carries a current of 48 A. The magnetic field produced by this current at a certain point is 6.5 10-5 T. How far is the point from the wire?

    asked by Mary on September 26, 2007
  27. Calc.

    Determine vector, parametric and, if possible, symmetric equations for the line through Q(2, -1, 3) and the mid-point of the line segment from L(3, -2, 5) to M(1, 4, -7). Not sure what to do with the mid-point.

    asked by Derek on July 4, 2008
  28. Geometry

    Point A is 5 feet from the center of the circle and 11 feet from point B. Line AB is tangent to circle O at A. Find OB to the nearest tenth.

    asked by Joe on April 15, 2012
  29. science

    Explain why the boiling point of ethyl alcohol (C2H5OH, 78.4 oC) is higher than the boiling point of methyl alcohol (CH3OH, 64.7 oC).

    asked by CHAN on December 30, 2014
  30. Math-Help asap please~

    For each function, the point given is the maximum or minimum. Use the difference quotient to verify that the slope of the tangent at this point is zero. a) f(x) = 0.5x^2 + 6x + 7.5; (-6, -10.5) Difference quotient is f(a + h) - f(a)/h m= f(a+h) - f(a)/h =

    asked by Jay on December 1, 2011
  31. biology - genetics

    how do you compare the reversibility of point mutations and microsatellites? I thought point mutations could reverse but microsatellites can't but idk the reason.

    asked by santoki on March 25, 2014
  32. calculus

    there are two tangents lines to the curve f(x) = 3x^2 that pass through the point p =0,1 find the x coordinates of the point where the tangents line intersect the curve

    asked by mike on October 5, 2010
  33. physics

    The work done by an electric force in moving a charge from point A to point B is 2.76 10-3 J. The electric potential difference between the two points is VA − VB = 47.5 V. What is the charge

    asked by michelle on January 12, 2011
  34. Social Studies

    How do you start a community? Please explain your question. Are you asking about how to start a town of people? Or a community of crayfish? Or a special interest community, such as a club or a church? We'll be glad to help you if you clarify your question.

    asked by Armani on August 16, 2007
  35. programming and visual basic

    These are two different types of questions, these are not the same questions The Some interest Credit Company provides loans to customers at 1.5 percent interest per month. Design an application that gets customer account data that includes an account

    asked by caree on April 21, 2010
  36. Chemistry lab

    1) Using the 1st equivalence point from part a calculate the molarity of the phosphoric acid. Molarity of NaOH = .1523 M Volume of phosphoric acid used 10.0mL Volume at equivalence point 7.410 mL and 14.861 mL 2) Using the 2nd equivalence point from part

    asked by Maura on April 11, 2012
  37. sra jmcguin

    I'm supposed to do a draft essay on helping a high school senior with improving his grades. 3 recommendation as his friend and there explanations, along with introduction and conclusion sentences. Only one paragraph. ths is the draft any suggestions are

    asked by sam help please on January 28, 2009
  38. conclusions - check answer

    Which of the following is a true statement about writing introductions of rough drafts? A. Do not worry about the central point of your essay; it will happen later on as you revise your paper. (MY ANSWER) B. Pay close attention to the correct spelling of

    asked by Rebecca on July 5, 2016
  39. Chemistry

    2Na + 2H2O------> 2NaOH + H2 H=-386kJ If 5g of sodium is added to 200g of water in an open container: (A) How much heat is absorbed/released int he reaction? (B)What volume in formed at 22C and 102kPa? (C) If boiling point elevation constant is 0.52K molal

    asked by David on August 3, 2014
  40. History

    What would my topic sentence be for this paragraph that I have been working on? Because my points are overpopulation, economics, and religion. I have another ?. Pro-war and economics. I already expanded on the creation of more jobs due to the need of

    asked by Kara on March 31, 2009
  41. Calculus

    Find the area of the region bounded by the curves y = x^(-1/2), y = x^(–2), y = 1, and y = 3. a) (1/2)(3)^1/2 + (4/3) b) 2*(3)^1/2 - (8/3) c) (1/2)(3)^1/2 - (32/3) d) 2*(3)^1/2 - (32/3) e) (8/3) - 2*(3)^1/2 So one thing that is throwing me off on this

    asked by Emily on May 24, 2016
  42. physic

    Need Help please. Consider the following mass distribution where the x and y coordinates are given in meters: 5.0 kg at (0.0, 0.0) m, 3.0 kg at (0.0, 4.3) m, and 4.0 kg at (2.8, 0.0) m. Where should a fourth object of 8.2 kg be placed so the center of

    asked by Chan on November 23, 2009
  43. LA - 1 question

    3. In which of these lines is the meaning of the word resent best expressed? A. "Suppose you try keeping still for five minutes." B. "Anne, dear, don't be such a baby." C. "You know we're going to forget how to dance...When we get out we wont remember a

    asked by SkatingDJ on March 27, 2015
  44. Math repost for Justin

    Math - justin, Wednesday, October 10, 2007 at 9:04pm what is the answer to the dot thing were you have three rows of there dots and you have to connect them all with four straight lines and no diagnals plez write back befor october 13 2007

    asked by Ms. Sue on October 10, 2007
  45. history

    The declaration of indepdence stated that all men are created equal. Yet there was a condraction in that there were slaves. How did late 18th century americans reconcile this contradiction? Hi can someone please help me. this is an essay question. I don't

    asked by fred on October 30, 2008
  46. 7th grade Ms. Sue help Pygorean Theoream asap quic

    3. A ladder is leaning against a house. The distance between the base of the ladder to the house is 3 feet. The length of the ladder is 10 feet. In feet, how far above the ground does the ladder touch the house? (1 point) 4.2 9.5 10.4 14.1 4. A wire is

    asked by Delilah on October 9, 2012
  47. chemistry

    i need to know if I am in the right tract please let me know...I am calulating the molality of the following exercise so I could be able to apply the formula T=Kf * molality calculate the freezing point of a solution containin 12.2 grams of benzoic acid,

    asked by Joshua on October 27, 2008
  48. English

    i doing mobile (toy thing) for story sound of hollyhock. it have three string and each string be on different theme. one theme be mental illness, family problem, i not know what other theme be.

    asked by Mohammad on March 5, 2012
  49. Calculus

    I'm having problems with this one. Can't get the right answer. Differentiate the following using the chain rule. f(x) = squareroot(x^2+1)/(3x+1) I know that I can take the whole thing and put it to the (1/2) and differentiate that then use the quotient

    asked by Angie on September 22, 2012
  50. geography

    Sometimes high winds can cause disasters. Wind can flame a fire or destroy a rooftop. Wind also does some very good things. Explain one good thing that happens as a result of wind.

    asked by leena on July 23, 2013
  51. communication

    What are the concepts of assertive communication? What are the benefits of being an assertive nurse? The only thing I can come up with is that being an assertive nurse would allow you to stand up to a physician or authority when you feel they have done

    asked by Angela on September 21, 2010
  52. biology

    Can change in heart rate due to exercise be expressed in percentage difference to compare the rest rate and the exercise rate? why is it a good/bad thing to do?

    asked by buba on May 7, 2012
  53. englsih

    ok thanks now how does my introduction looks? In the short story Trifles by Susan Glaspell, describes a wife who slowly loses her identity and conforms her husband’s wishes, which leads her killing to kill her husband. When the Attorney and sheriff come

    asked by terri on September 15, 2010
  54. business

    1. Which way of asking for action carries the highest level of politeness? (Points: 5) A polite order An indirect request A question (*) An order 2. Which of the following statements most effectively applies the you-attitude? (Points: 5) "We began

    asked by sososola2012 on February 15, 2012
  55. business

    1. Which way of asking for action carries the highest level of politeness? (Points: 5) A polite order An indirect request A question (*) An order 2. Which of the following statements most effectively applies the you-attitude? (Points: 5) "We began

    asked by sososola2012 on February 13, 2012
  56. business

    1. Which way of asking for action carries the highest level of politeness? (Points: 5) A polite order An indirect request A question (*) An order 2. Which of the following statements most effectively applies the you-attitude? (Points: 5) "We began

    asked by sososola2012 on February 14, 2012
  57. English

    I need help on my grammar and figuring out a way to write these answers more better. Shakespeare in Love 1) What are the main themes of the film? The filmmaker’s message is not clear until we see what happens to the protagonist. The Main themes of the

    asked by Johnny on March 24, 2008
  58. Chem

    a chemist is asked to identify 2 solutions whose labels have peeled off. One is known to contain 1.0 mol of NaCl, the other is 1 mol of Na2CO3. Both solutes are dissolved in 1 kg of water. If the chemist measures the freezing point of each solution, can it

    asked by Kim on April 30, 2007
  59. Physics

    A stunt pilot of mass 55.0 kg who has been diving her airplane vertically pulls out of the dive by changing her course to a circle in a vertical plane. A)If the plane's speed at the lowest point of the circle is 95.6 m/s , what is the minimum radius of the

    asked by Kuwaiti on November 14, 2006
  60. English

    Thank you very much. I was pleased I didn't make any mistakes this time. I still have a few more sentences I forgot to post to you. 1)The hero of the novel was always the bourgeois man with his problems. He was generally the mouthpiece of the author. The

    asked by Franco on March 14, 2010
  61. Geometry

    The next step is to construct side PS of the figure so that side PS is parallel and congruent to side QR. The chart below shows the steps each of the four students took to draw side PS: Student 1 Fix the compass at M and adjust its width to point L.

    asked by jay on June 20, 2015
  62. Calculus

    Sketch the vector field F⃗ (r⃗ )=2r⃗ in the plane, where r⃗ =⟨x,y⟩. Select all that apply. A.All the vectors point away from the origin. B. The vectors increase in length as you move away from the origin. C. All the vectors point toward the

    asked by A on October 10, 2015
  63. Physics HELP!!

    A small ball of mass m=0.60 kg hangs from a massless string of length l= 1.2 m. The ball travels in a vertical circle and its speed at the bottom is v0= 6.0 m/s (see figure). Neglect all friction and air drag, and use g=10 m/s2 for the gravitational

    asked by Chelsea on November 4, 2013
  64. geometry

    I would love for someone to check my work on the seven problems that I did. I would be eternally grateful. I am going to list my problems and answers. Even if you only want to check one of them, that would be great. 1. Write an equation of a line in point

    asked by Savannah on August 2, 2015
  65. Algebra

    I have a question I hope someone can explain it to me. We are working on Demonstrate that f actoring a polynomial. I was ask Why can you factor x² - 4 but you cannot factor x² + 4? How can you tell quickly which ones you can factor and which you cannot?

    asked by TOM on November 11, 2008
  66. bio

    if something is lipid solube? why might that be a good thing? for example cholorphyll and beta carotene are both lipid soluble due to thier hydrocarbon chain. why is it important that both of these molecules are lipid soluble?

    asked by justwondering on November 13, 2011
  67. Algebra

    I don't understand how to do this problems: Solve for the variable r, C=2PIr (PI is the pi symbol thing then r is next to it) and this problem solve for the variable l, S=B+1/2Pl please help :) When you solve for a variable, you want that "letter" on one

    asked by Avalon on November 18, 2006
  68. Social Studies

    The Communist concept of collectivism has been a. replaced with ideas of private enterprise due to a booming economy.*** b. reinforced due to increased levels of poverty. c. maintained due to strong, Chinese religious beliefs. d. forced onto many Chinese

    asked by Kaai97 on October 30, 2015
  69. Calculus

    "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. Two streetlights are 40m apart and one is twice as strong as the other. Where

    asked by Stuck on June 20, 2010
  70. Calc

    Two commercial airplanes are flying at an altitude of 40,000 ft along straight-line courses that intersect at right angles. Plane A is approaching the intersection point at a speed of 427 knots (nautical miles per hour; a nautical mile is 2000 yd or 6000

    asked by Anonymous on October 1, 2013
  71. Calc

    Two commercial airplanes are flying at an altitude of 40,000 ft along straight-line courses that intersect at right angles. Plane A is approaching the intersection point at a speed of 427 knots (nautical miles per hour; a nautical mile is 2000 yd or 6000

    asked by Anonymous on October 1, 2013
  72. Chemistry

    What is the effect on the boiling point of a solution (for example, water) produced by a soluble nonvolatile substance (for example, sodium chloride)? What is the effect of an insoluble substance such as sand or charcoal? I believe if an insoluble

    asked by Phil on November 10, 2008
  73. Calculus

    An air traffic controller spots 2 planes at the same altitude converging on a point as they fly at right angles to each other. One plane is 150 miles from the point moving at 450 miles per hour. The other plane is 200 miles from the point moving at 600

    asked by Alexis on October 25, 2011
  74. p

    A certain string can withstand a maximum tension of 41 N without breaking. A child ties a 0.35 kg stone to one end and, holding the other end, whirls the stone in a vertical circle of radius 0.91 m, slowly increasing the speed until the string breaks. (a)

    asked by Sam on July 15, 2010
  75. English

    Can you check this please Our job, it emerges from fragments throughout the day, is to keep ladies’ wear “shoppable.” Sure, we help customers (who are increasingly called “guests” here as well), if they want any help. At first I go around

    asked by Matt on January 17, 2019
  76. math

    Assume you start with $100 in a saving account that earns 12% per year. The monthly interest rate is 12%/12 = .12/12 = .01. After the first month there is 100 + (.01)*100 in the account = 101 After the second month there is: 101 + (.01)* (101) = 102.01

    asked by ayeshhs on February 10, 2016
  77. Physics

    A projectile is fired with an initial speed of 31.0 at an angle of 10.0 above the horizontal. The object hits the ground 7.50 later. a. How much higher or lower is the launch point relative to the point where the projectile hits the ground? b. To what

    asked by Kelcie on October 15, 2009
  78. Science

    a. Choreographing a performance b. Straining pasta from water after you finish cooking it c. Earning a grade based on how many questions you answered d. Answering an essay question e. Determining who is tall enough to ride a roller coaster f. Making a clay

    asked by A on October 19, 2016
  79. Art

    We are lookin at a painting by Alfred Jacob Miller called The Walters Art Museum 1.Look at the following illustration of an early American settler. It would likely inspire a writer to create story based on all of the following except A. The clothing worn

    asked by Lovely on November 16, 2018
  80. 7th grade math Ms. Sue please

    13. A baseball bat and 8 baseballs cost $163.25. The bat costs $106.45. What is the cost c of one baseball? (1 point) 163.25 – 8c = 106.45; $33.71 8c + 106.45 = 163.25; $7.10 8c + 163.25 = 106.45; $7.10 8c – 106.45 = 163.25; $33.71 14. Mark weighs 74

    asked by Delilah on January 2, 2013
  81. Chemistry

    Let's do 1 and 2 and go from there. I will get you started. Take a 100 g sample. That means we have 19.9% C = 19.9 g C 46.7% N = 46.7 g N 6.67% H = 6.67 g H 26.7% O = 26.7 g O Find mols of these amounts. mols C = 19.9/12 = 1.66 mols N = 46.7/14 = 3.33 mols

    asked by DrBob222 on February 3, 2007
  82. AP World History

    how did the japanese importation of chinese culture differ from that of vietnam and korea? Are these points correct? +++ Japan had a strong religion, Shintoism, while Viet. and Korea did not +++ Japan was the only place not physically connected to the

    asked by qwerty321 on December 13, 2010
  83. Chemistry

    How many kcal of heat energy are required or released when 1.73 moles of butanol , C4H9OH, is warmed from -175.8 degrees F to 360.9 degrees F? The following information concerning butanol applies: normal melting point: 12.5 degrees C normal boiling point:

    asked by Garret on September 30, 2007
  84. science (chemistry)

    I have to do this lab where I titrate Na2CO3 with HCl dilute solution but i had to add Methyl orange indicator to the solution and im not sure what the endpoint is supposed to be colored, is it supposed to be orange or pink?? im confused and just how

    asked by christina on June 21, 2007
  85. History

    Are my answer choices correct? 1. What was the name of the U.S. Warship that was sunk which caused the Spanish-American War to start? USS Texas USS Florida USS California USS Maine [x] 2. Which of the following people was president of the United States

    asked by anonymous on September 27, 2018
  86. Physics

    a ship is headed towards east at a thrust speed of 7.00 knots. A strong wind pressure causes the ship to deviate to the north at 1.00 knots. The sea current is flowing to the southwest at 4.00 knots. Determine the velocity of the ship relative to the

    asked by Julie on September 8, 2016
  87. math

    Let AB be a diameter of a circular track. Tom starts from point A running clockwise on the track. At the same time Jerry starts from Point B running counterclockwise on the track. Each person runs at a constant speed. They first meet after Tom has run 200

    asked by al on April 26, 2010
  88. Pre Calc

    Juliet and Mercutio are mov- ing at constant speeds in the xy-plane. They start moving at the same time. Juliet starts at the point (0, − 6) and heads in a straight line toward the point (10,5), reaching it in 10 sec- onds. Mercutio starts at (9, − 14)

    asked by Zoe Cameron on April 2, 2015
  89. AP AB Calculus

    Linear approximation: Consider the curve defined by -8x^2 + 5xy + y^3 = -149 a. find dy/dx b. write an equation for the tangent line to the curve at the point (4,-1) c. There is a number k so that the point (4.2,k) is on the curve. Using the tangent line

    asked by Katie G on December 17, 2014
  90. Math 104

    A belt connects two pulleys with radii 2 in and 4 in.. The velocity of point A on the belt is 25 ft/sec. What is the linear velocity and angular velocity for point B? What is the linear velocity and angular velocity for point C?

    asked by Rebecca on September 15, 2015
  91. Accounting

    The president of Penman Corporation, John Burton, has asked you, the company’s controller, to advise him on whether Penman should develop a just-in-time (JIT) inventory system. Your research concludes that there is a high cost associated with inventory

    asked by Denise on February 25, 2007
  92. Biology

    Read Scientific Inquiry, Controlled Experiments Then and Now, pages 6-7 of your textbook. Start by observing the living species around you. Ever wonder why a pollinator is attracted to a particular flower, or what would happen to predator species if a

    asked by Tammy on June 12, 2009
  93. Biology

    Read Scientific Inquiry, Controlled Experiments Then and Now, pages 6-7 of your textbook. Start by observing the living species around you. Ever wonder why a pollinator is attracted to a particular flower, or what would happen to predator species if a

    asked by Samantha on August 30, 2009
  94. ss

    1. To the north, Canada borders the (1 point) Atlantic Ocean. Pacific Ocean. Arctic Ocean. North Sea. 2. Volcanoes produced the Cascade Mountains of Washington and Oregon. What is the name of the peak that had a powerful eruption in 1980? (1 point) Mount

    asked by tesj on January 21, 2013
  95. science Please Help Me

    5. Which one of the following is not a cause of anemia? a diet lacking in iron and certain vitamins germs from someone with anemia inherited problems relating to red blood cells. loss of a large amount of blood 6. Which of the following carries blood to

    asked by SmartyPants on March 12, 2015
  96. Science Please Help Me

    5. Which one of the following is not a cause of anemia? a diet lacking in iron and certain vitamins germs from someone with anemia inherited problems relating to red blood cells. loss of a large amount of blood 6. Which of the following carries blood to

    asked by SmartyPants on March 12, 2015
  97. Int. Macro

    Can some just point into the right direction on how to solve this? 1. Suppose you live four periods and earn income of $30,000, $60,000, and $90,000 in the first three periods, and then retire in the fourth period. Assume the interest rate is 0. a. Suppose

    asked by robson on October 26, 2012
  98. Chem: pH of acids and bases

    Calculate the concentrations of all species in a 0.320-M solution of H2X if K1 = 6.31E-06 and K2 = 3.71E-09 [H2X] = [H3O1+] = [HX1-] = [X2-] = Work: H2X + H2O --> HX- + H3O+ .320 M This is literally the only thing I know. How can there be two different

    asked by Maggie on October 24, 2016
  99. english

    Is a recommendation memo and a recommendation letter the same thing? I have to write a recommendation letter for my english class and I thought about writing it on recommending someone to a university for a graduates program is that a good topic

    asked by Jenny on February 23, 2009
  100. physics

    You shoot a 57 gram dart vertically upwards from a catapult with a spring constant of 379 N/m. The catapult is initially stretched from the equilibrium point by 30 cm. What is the height above the starting point reached by the dart? Ignore air resistance

    asked by jake on June 7, 2014

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