Sammie

Most popular questions and responses by Sammie
  1. science

    A tire 0.500 m in radius rotates at a constant rate of 200 rev/min. Find the speed and acceleration of a small stone lodged in the tread of the tire ( on its outer edge ).

    asked on February 17, 2013
  2. Physics urgent

    An archer shoots an arrow with a velocity of 45.0m/s at an angle of 50.0degrees with the horizontal.An assistant standing on the level ground 150m downrange from the launch point throws an apple straight up with the minimum intial speed necessary to meet

    asked on February 22, 2013
  3. Physics help!!

    A tire 0.500 m in radius at a constant rate of 200 rev/min.Find the speed and acceleration of a small stone lodged in the tread of the tire( on its outer edge).

    asked on February 18, 2013
  4. Science

    True or False 1) All living things must eat other living things for food. 2) Plants can make their own food. 3) Plants don't need oxygen, only carbon dioxide. 4) Animals eat plants or other animals that eat plants. 5) Many living things need oxygen to

    asked on December 12, 2016
  5. Physics

    A science student is riding on a flatcar of a train travelling along a straight horizontal track at a constant speed of 10.0 m/s.The student throws a ball into the air along a path that he judges to make an initial angle of 60.0 degrees with the horizontal

    asked on February 17, 2013
  6. Chem 2

    Which solution will have the lowest pH ? A. .10 M HCN B. .10 M HNO3 C. .10 M NaCL D. .10 M H2CO3 E. .10 M NaOH

    asked on September 23, 2010
  7. Chemistry 2

    The pH of a 0.175 M aqueous solution of a weak acid is 3.52. What is Ka for this acid ?

    asked on September 22, 2010
  8. physics

    A uniform 1.3-kg rod that is 0.80 m long is suspended at rest from the ceiling by two springs, one at each end of the rod. Both springs hang straight down from the ceiling. The springs have identical lengths when they are unstretched. Their spring

    asked on December 1, 2010
  9. math

    there are 14 blue marbles, 8 red marbles, and 12 green marbles in a jar. what is the ratio of the total number of marbles to the number of red marbles? PLEASE HELP ME!!! If you can please post all answers!!

    asked on March 25, 2019
  10. Physics

    A circus performer juggling while standing on a platform 15.0-m high tosses a ball directly upward into the air at a speed of 2.0 m/s. If it leaves his hand 0.5 m above the platform, what is the ball's maximum altitude? If the juggler misses the ball, at

    asked on October 6, 2010
  11. PHYsics URGENT

    the deepest part of the ocean is 10,900 meters deep. a) calculate the absolute pressure at that depth in units N/m^2. Use the mass density of sea water, 1030 kg/m^3. see part b for more info b) one atmosphere of pressure is about 1.013 X 10^5 N.m^2. How

    asked on October 19, 2015
  12. Physics urgent pls!

    A ball is tossed from an upper-storey window of a building.The ball is given an initial velocity of 8 m/s at an angle of 20 degrees below the horizontal.it strikes the ground 3s later .(a) How far horizontally from the base of the building does the ball

    asked on February 22, 2013
  13. Math

    I feel silly asking this question, but what's the proper way to write 13.85 cents? Is it .1385 cents?

    asked on February 16, 2019
  14. Statistics

    In a normal distribution of scores, four participants obtained the following deviation scores: +1, -2, +5, and -10. (a) Which score reflects the highest raw score? (b) Which score reflects the lowest raw score? (c) Rank-order the deviation scores in terms

    asked on February 2, 2014
  15. Chem2

    The Ksp for Ag2SO4 is 1.1x10^-5. Calculate the standard free energy change for silver sulfate dissolution at 25 degrees.

    asked on October 19, 2010
  16. Chemistry 2

    Which solution will have the lowest pH ? A. .10 M HCN B. .10 M HNO3 C. .10 M NaCL D. .10 M H2CO3 E. .10 M NaOH

    asked on September 22, 2010
  17. consumer math

    You (or your parents) purchase a used car for $15,876.00 plus 5.25% sales tax. The down payment is 10% of the total cost and you ( or your parents ) have an excellent credit rating. What is your principal balance at the start of the loan?

    asked on February 27, 2014
  18. Geometry

    I have several questions, because my geometry final is tomorrow. I've completed most of the review, but can't seem to figure out these questions. It would be great if someone could tell me how to solve each equation. 1. Find the radius of the circle with

    asked on June 17, 2008
  19. Physics please help me (:

    Calculate the change in internal energy of a system if 25000 J of heat is added to the system while the system does 40000 J of work on its surroundings. Does this represent an increase or decrease of internal energy?

    asked on October 20, 2015
  20. Physics

    400 grams of a metal at 300 C is added to 100 grams of of water at 20 C. Assuming all the heat lost by the metal is gained by the water and that the final temperature or water and metal is 95 C, calculate the specific heat of the metal. Using grams and

    asked on October 20, 2015
  21. >>>>>>>>AP SCIENCE

    What is the light spectrum for copper sulfate? What color flame does copper sulfate create when it is reacted with fire?

    asked on May 28, 2008
  22. Statistics

    As part of studying the relationship between mental and physical health, you obtain the following heart rates: 73 72 67 74 78 84 79 71 76 76 79 81 75 80 78 76 78

    asked on February 2, 2014
  23. Physics

    There are 2 point charges. Q1 is 4nC and is at (-2,0). Q2 is -2nC and is at (0,3). How much work does the electric field do when a third point charge of +3.00 nC is moved from infinitely far away and placed at the origin? I know infinitely far means Va

    asked on January 20, 2016
  24. PHYsics URGENT

    a 7.0 kg object weighs 55 N when submerged and weighed in water. A) what is the value of the buoyant force of the water on the object b) what weight of water is displaced by this object? c) water weighs 0.0098 N per cubic centimeter. What volume of water

    asked on October 20, 2015
  25. life orientation

    Examine how each of the following are responsible for road accidents and propose practical solutions by the community to the competence of the drivers,substance abuse,pedestrians,cyclists and livestock

    asked on September 8, 2015
  26. math

    a ball is dropped 128 feet from the roof of a building with each bounce the ball goes up exactly half its previous height. A man is sitting at his desk on the second floor. How many times will he see the ball if his eye level is 15 feet above the ground?

    asked on February 10, 2011
  27. word problem

    A 62 foot rope hangs from the top of a pole. When pulled taut to its fullest length the rope reaches a point on the ground 31 feet from the base of the pole. Find the height of the pole to the nearest tenth of a foot. Let p equal the height of the pole.

    asked on September 24, 2010
  28. Statistics

    Foofy says a deviation of +5 is always better than a deviation of -5. Why is she correct or incorrect?

    asked on February 2, 2014
  29. Statistics

    Assume that the data in question 25 reflect a highly skewed interval variable. (a) What statistics would you compute to summarize these conditions? (b) We compute them to be 14, 12, and 8.5, respectively. What conclusion about the study should you draw?(c)

    asked on February 2, 2014
  30. Physics help!!

    An archer shoots an arrow with a velocity of 45 m/s at an angle of 50 degrees with the horizontal.An assistant standing on the level ground 150m downrange from the launch point throws an apple straight up with the minimum intial speed necessary to meet the

    asked on February 18, 2013
  31. Accounting

    I have most of them done but would like to have these ones double checked... Please Help!!! 12. Research and development costs (R&D) are generally A. listed as "long-term assets" on the balance sheet. B. expensed and become part of the income statement. C.

    asked on July 9, 2012
  32. U.S history 8th grade

    who was the founder of roanoke island? that is the last question on my U.S history worksheet!!!!!

    asked on September 5, 2011
  33. Economics

    Do government statisticians calculate GDP by simply adding up the total sales of all business firms in one year? Explain..

    asked on November 16, 2010
  34. algebra

    HELP!! It takes 64 inches of ribbon to make a bow and wrap the ribbon around a the box. The box takes 30 inches of ribbon. The width of the box is 12 inches. What is the height of the box?

    asked on November 3, 2010
  35. Math

    |x-4/2|-1 > or equal to 7

    asked on September 2, 2010
  36. physics

    how much heat must be added to 4.00 kg of aluminum to cause its temperature to rise from 22 degrees C? unit of answer must be joule

    asked on October 19, 2015
  37. Math (Algebra)

    solve by factoring: 7y^2+12y+13=3y^2+4

    asked on July 25, 2012
  38. English

    The questions says, he is always late unfortunately. Late is the word underlined. Is late an adjective ?

    asked on January 17, 2011
  39. science

    Which planet by itself contains the majority of mass of all the planets? saturn jupiter uranus venus earth

    asked on November 23, 2010
  40. algebra

    How many black keys are there in one octave?

    asked on November 2, 2010
  41. Science-9th

    Which of the following are characteristics of all animals? A.multicellular, haploid cells that divide by mitosis, organisms with organ systems B.multistage zygote development, vertebrates, reproduce sexually C.99 percent invertebrates, heterotrophs,

    asked on December 13, 2009
  42. Science

    What is the light spectrum for copper sulfate? What color flame does copper sulfate create when it is reacted with fire?

    asked on May 28, 2008
  43. Math

    I need a little help please. 7/12 ____ = 1/3 The answer I came to is 1 3/4 is this correct?

    asked on April 18, 2016
  44. Outline

    I know i'm getting annoying with all of these questions but I need help on one more. Can you give me a link to find the recreation of Port St Lucie?

    asked on January 10, 2012
  45. Chem2

    Copper(II) iodate precipitates from iodate solution. The formula of the precipitate is CU(IO3)2. A saturated solution of this substance was made in 0.01 M KLO3. The copper concentration was found to be 0.0013 M. Determine the [IO3-] and Ksp of the

    asked on October 12, 2010
  46. math

    can you multiply unequal groups?

    asked on August 31, 2010
  47. college

    I have to write a paper 500-750 words addressing the following. (1)What are the essential components of a worldview. And (2)what is your personal worldview and how does it affect your decision making.On the second question i would like to know the

    asked on July 29, 2010
  48. Calculus

    So I have a function of two variables f(x,y)=y^x. where is this function continuous? I'm thinking that the only restriction that applies is y>0

    asked on September 26, 2009
  49. History

    I don`t know the answer to this question. How did common criminals serve the NAZI Third Reich? I looked everywhere. I can`t find an answer. =[

    asked on November 26, 2007
  50. physics

    An automobile that has a mass of 1.3 x 103 Kg, has 3.9 x 105 J of kinetic energy when it has speed of 24.6 m s-1 (88.6 km h-1). What height should you lift the car to have this energy?

    asked on January 17, 2017
  51. algebra

    how do i find the possible range of this measurement - 25 ft +(the plus sign is underlined) 1%

    asked on October 13, 2016
  52. Math

    Help please, one third of negative 18

    asked on June 22, 2016
  53. political science

    The Lilly Ledbetter Fair Pay Act was passed by President Obama in 2007 in order to address what issue?

    asked on March 5, 2016
  54. PHYsics 101

    How much heat must be added to 4.00 kg of aluminum to cause its temperature to rise from 22°C to 252°C unit of answer must be Joule

    asked on October 20, 2015
  55. Chemistry

    cube of aluminum that measures 5 cm on each side is added to a 500 ml- graduated cylinder containing 200 ml of water.  What is the new level of the water in the graduated cylinder after the cube of aluminum is added?  

    asked on September 28, 2015
  56. life orientation

    Evaluate the effectiveness and ineffectiveness of the following government's initiatives to reduce road accidents in the country

    asked on September 8, 2015
  57. Social Studies

    How did the development of the industry impact the expansion of the United States? Please help me I don't understand

    asked on May 28, 2015
  58. Physics

    Can someone please help me solve this question please: In the following position as a function of time equation, find the units of the constants A, B, and C. Where x is the position and has units of L, and v is velocity, and t is time.  x = Av + Bt^2 + C

    asked on February 8, 2015
  59. Math

    If I spoke to someone for 60 minutes and then spoke to them again for 41 minutes, would that mean I spoke to them for 1 hour 41 minutes? 60+41=101 minutes?

    asked on October 7, 2014
  60. algebra

    joe is going to build a retangular lap pool. the perimeter of the pool will be 240 feet. the length of the pool will be 20 feet more than 3 times the width. find the length and width

    asked on January 18, 2012
  61. Outline

    Can you help me find a link on Port st lucie's education? PLEASE ANSWER IF YOU SEE THIS.

    asked on January 10, 2012
  62. 103 intro to philosophy and ethics

    I was asked why is a worldview a complex of various components and how do those components cohere?

    asked on July 28, 2010
  1. History

    b a c 100% tysm!!!

    posted on November 26, 2018
  2. Social studies

    1.A,D 2.D 3.B 4.C 100% Connections Academy Answers is correct trust me ! luv ya'll

    posted on November 12, 2018
  3. Language Arts

    Correct

    posted on October 6, 2017
  4. Science

    Is it 1 and 4?

    posted on December 12, 2016
  5. Science

    Ms. Sue 1)T 2)F 3)F 4)T 5)T

    posted on December 12, 2016
  6. Math

    How do I write the equation?

    posted on June 22, 2016
  7. Curriculum Areas

    Come on. We won't do it for you it's easy

    posted on April 7, 2016
  8. math

    No solution. Duh

    posted on April 7, 2016
  9. science

    Your answer is????

    posted on April 7, 2016
  10. Starcatcher

    I belive Your correct

    posted on April 7, 2016
  11. Algebra

    The answer is no soultion

    posted on March 15, 2016
  12. Science

    I think your right

    posted on March 15, 2016
  13. political science

    Is it Women making between 78% and 84% of what men make in their jobs?

    posted on March 5, 2016
  14. Social science

    is it individual and group freedom?

    posted on March 5, 2016
  15. political science

    so basically women making less than men?

    posted on March 5, 2016
  16. Social Studies

    Okay Thankyou!

    posted on May 28, 2015
  17. Social Studies

    I don't know. All it gives me is the key terms: Eli Whitney, Westward Expansion or Louisiana Territory

    posted on May 28, 2015
  18. Math

    Wouldn't you multiply the 5 by 3 and the 3 by 5 because you're getting common denominators instead of adding?

    posted on February 16, 2015
  19. Math

    Okay, Thank You.

    posted on October 7, 2014
  20. Physics help!!

    Thank's,i do appreciate ur help.

    posted on February 18, 2013
  21. Physics

    Thank you...

    posted on February 17, 2013
  22. Outline

    But first can you tell me what recreation means in 6th grade language?

    posted on January 10, 2012
  23. Outline

    never mind sorry, you were right, I was sadly wrong but thank you for caring.

    posted on January 10, 2012
  24. Outline

    Thank you, and 'Writeacher' I kind of meant something more like Port St Lucie's education not edcation in port st lucie.

    posted on January 10, 2012
  25. algebra

    x+15=85

    posted on October 14, 2011
  26. U.S history 8th grade

    and thank you so much for the help you have given me, and used your time to helped me understand my worksheet! :-)

    posted on September 6, 2011
  27. U.S history 8th grade

    oh ok, its maybe how i read it that's maybe why :-)

    posted on September 6, 2011
  28. U.S history 8th grade

    and this question is weird to me: how were colony financed?

    posted on September 5, 2011
  29. U.S history 8th grade

    oh ok, well i will put your men and the men in my book... cause i won't get points off for that cause i don't know so i will talk to my teacher about it :-)

    posted on September 5, 2011
  30. U.S history 8th grade

    Ms.Sue~~ i reed the book like 5 times and says 2 names.... and they weren't those names

    posted on September 5, 2011
  31. U.S history 8th grade

    ok cause my U.S history book says someone else but the school books can be wrong, and thank you so much to both of you :-)

    posted on September 5, 2011
  32. U.S history 8th grade

    and i need the answer fast :\

    posted on September 5, 2011
  33. math

    can u check my answer please

    posted on February 12, 2011
  34. math

    is the answer 4 times

    posted on February 11, 2011
  35. math

    is the answer 4X

    posted on February 11, 2011
  36. algebra

    -20j+5

    posted on October 12, 2010
  37. Chem 2

    HNO3 ?

    posted on September 23, 2010
  38. grammar

    a predicate is one of the two main parts of a sentence the other being the subject, which the predicate modifies. so with that i think its "live in the cold"

    posted on September 23, 2010