1. physics

    A one-piece cylinder is shaped as in the Figure, with a core section protruding from the larger drum. The cylinder is free to rotate around the central axis shown in the drawing. A rope wrapped around the drum, of radius 2.70 m, exerts a force F1 to the

    asked by Misaki on November 4, 2014
  2. L A/The Giver

    The Giver and Jonas come up with a plan that would allow Jonas to escape. What does the Giver's refusal to accompany Jonas tell you about the Giver's character? 1: While the Giver does not like the rules of his community, he feels he must stay to help the

    asked by Marylyn on May 20, 2015
  3. Algebra

    A painting is 18 inches wide. It is placed inside a frame with a border that is x inches wide. The total width of the painting and the frame is 24 inches. Create an equation to model the situation, and then solve the equation to find the width of the

    asked by Fading on October 13, 2016
  4. to ms.sue, writeacher, martha, or vanessa

    come up with 1 fraction up to 99 that has 2 different prime numbers that can work. For example: 20/30 the prime numbers there are 2 and 5. 20 divided by 2. 30 divided by 2. then it would be 10/15. then you do 10 divided by 5. 15 divided by 5. then it would

    asked by Celest on March 20, 2012
  5. 4th grade fractions

    come up with 1 fraction up to 99 that has 2 different prime numbers that can work. For example: 20/30 the prime numbers there are 2 and 5. 20 divided by 2. 30 divided by 2. then it would be 10/15. then you do 10 divided by 5. 15 divided by 5. then it would

    asked by Celest on March 20, 2012
  6. please revise

    Oligarchy dominated Latin America’s political structure from 1900 to 1939. At the height of the European industrialization, Latin America became Europe’s main provider for raw materials. Mexico, for instance, provided Europe and North America with

    asked by Christi on May 5, 2008
  7. French

    Hello. how do i say the following in the future tense? 1)What housework shall i have to do ? 2)Do i have to work at weekends? 3)shall i have my own room? 4)shall i have to speak French well? 5)What will my Salary be? 6)Will i be able to go out in the

    asked by Suzana on September 5, 2007
  8. Chemistry

    An empty gas cylinder of 40L is to be filled with air (ideal gas) to 5000psia and 25C. The gas cylinder is being filled by a pump that increases its flow by 20 moles per minutes after turned on. How long will it take the pump to fill the tank? My work:

    asked by Peb015 on September 11, 2015
  9. Maths

    From looking at a periodic function, we had to decide on the equation for it. I got: y = 1.05 sin x2pi/11.72 + 1.55 1.05 is the 'a' value of the equation 2pi/11.72 is the 'b' value for the equation 1.55 is the 'd' value of the equation we were told not to

    asked by Madi on May 29, 2015
  10. Physics

    Riding in an elevator, a man notices that he feel heavier or lighter based when the elevator speeds up or slows down. He stands on a bathroom scale in the elevator to take some measurements. Assume that his mass is 85 kg. a. What is this man’s weight

    asked by Madison on February 1, 2015
  11. communication styles

    The importance of communication in the field of criminal justice. Benefits of using a particular communication styles. And the importance of the communication process in law enforcement. could you critique this for me. The importance of communication in

    asked by Ree on February 10, 2008
  12. design

    1. What secondary personal choices work best for those with a primary cool characteristic? A. Deep, light, warm, or cool.(yes) B. Bright, light, deep, or muted C. Muted, bright, cool, or warm D. Deep, light, bright, or muted 2. Which of the following is a

    asked by need to check my answers on July 31, 2012
  13. Physics

    A hiker follows a route that consists of three displacement vectors A, B, and C. Vector A is along a measured trail and is 1550 meters in a direction 25 degrees north of east. The direction of Vector B is 41 degrees east of south, and the direction of

    asked by Anonymous on January 19, 2009
  14. math

    A florist has 78 white roses and 65 red roses. The florist arranges the roses into groups that have the same ratio of white roses to red roses as the whole collection of roses. How many white roses are in a group that has 10 red roses? Complete the ratio

    asked by shane on February 4, 2019
  15. Algebra 2(help please!!)

    Alisha bought a collection of 500 old pennies. She chose 20 pennies from the collection and recorded their dates. Seven pennies had dates earlier than 1980. What percent of the pennies in Alisha’s collection have dates earlier than 1980? How would I

    asked by Emma on December 7, 2016
  16. Math

    A restaurant has x number of tables that seat four people and 5 tables which seat two people. The restaurant can seat N number of people. Write a linear equation for N, number of people, in terms of x. Then, solve for x in terms of N and find x when N

    asked by Brigette on November 15, 2012
  17. Algebra 1

    A student reads an average of 34 pages per day. The number of pages she reads per day varies from the average by up to 8 pages. a. Write an absolute value inequality that represents the range of the number of pages she reads per day. b. Solve your

    asked by Jack on September 25, 2014
  18. math

    lemon juice is 10 squared times as acidic as tomato juice . Tomato juice is 10 cubed times as acidic as egg white. How many times as acidic is lemon juice as egg whites? write as a monomial. how do I solve this

    asked by nicey on February 9, 2014
  19. Economics

    The formula given was: (real rate of interest) = (nominal rate of interest) - (expected rate of inflation) A chartered bank offers a one-year loan at "3 points above prime." Prime is 4 per cent. a) What is the nominal interest rate? b)If expected inflation

    asked by Seinna on May 17, 2012
  20. Chemistry

    1. Aluminum reacts with oxygen to produce aluminum oxide which can be used as an adsorbent, desiccant or catalyst for organic reactions. 4Al(s) + 3O2(g) → 2Al2O3(s) A mixture of 82.49 g of aluminum ( Picture = 26.98 g/mol) and 117.65 g of oxygen (

    asked by Tim H on September 15, 2014
  21. Math

    Suppose a tunnel is 44 feet wide and 22 feet high is in the shape of a parabola. A) Determinate an equation, f(x), of a parabola to represent this situation and B) provide a graph to support your work. Suppose lanes pass trought the tunnel that are each 12

    asked by Alex on November 9, 2016
  22. physics

    Two point charges, q1 and q2, are placed 0.30 m apart on the x-axis, as shown in the figure above. Charge q1 has a value of –3.0 x 10–9 C. The net electric field at point P is zero Q: Calculate the magnitude of charge q2. Q: Calculate the magnitude of

    asked by Kayberlynn on February 23, 2012
  23. c++ program

    will this work for a source code that receive and total collection of payroll amounts entered at the terminal until 999 is reached. #include #include main() { int num = 0; printf("Enter number (-999 to quit:"); scanf("%d" ,&num); while num = 999);

    asked by kasey on October 21, 2011
  24. Math

    What do the digits in the number 15 add up to? Answer 1+5=___. Using single digits, how many different ways can you add up to 6?. Example: The least number of digits is 2, and it is 1+5=6. The greatest number of digits is 6, and it is 1+1+1+1+1+1=6. 1.How

    asked by Mohammed on March 21, 2010
  25. office management

    on a job description ,what is the difference between necessary skills and desirable skills a.necessary skills are those a person needs to work at a job,and desirable skills are those that a company hopes a candidate has b.necessary skills are those a

    asked by susue on November 18, 2013
  26. chemistry

    The solubility products of AgBr and Ag3PO4 are 5.0 10-13 and 1.8 10-18, respectively. If Ag+ is added (without changing the volume) to 1.00 L of a solution containing 0.31 mol Br ‾ and 0.31 mol PO43-, calculate the molarity of Ag+ ions required to

    asked by Tanner on March 25, 2012
  27. physics

    An amusement park ride consists of a large vertical cylinder that spins about Figure P6.61 its axis fast enough such that any person inside is held up against the wall persons who walk around on the inner wall of the outer rim. Find the rate of rotation of

    asked by Anonymous on October 1, 2011
  28. maths

    If cosA + sinA= root2 cosA Show that cosA - sinA= root2 sinA

    asked by kumar on February 28, 2018
  29. physics

    a 5.0kg concrete block accelerates down a 34 degree slope at 4.2 m/s^2. Find the coefficient of friction between the block and the slope. The component of weight down the slope is mg*SinTheta. The component of weight perpendicular to the slope is mg

    asked by mclanee on September 13, 2006
  30. statistics

    Investment analysts generally believe the interest rate on bonds is inversely related to the prime interest rate for loans; that is bonds perform well when lending rates are down and perform poorly when interest rates are up. Can the bond rate be predicted

    asked by Tony on July 8, 2013
  31. Math

    Grace deposits $1000 in a mutual fund earning 9.25% annual interest, compounded monthly. 1. Write an exponential function that models this situation where y is the amount of Grace's investment and x is time in years. 2. Use your equation to complete the

    asked by Ayriel on February 8, 2016
  32. Math

    Grace deposits $1000 in a mutual fund earning 9.25% annual interest, compounded monthly. 1. Write an exponential function that models this situation where y is the amount of Grace's investment and x is time in years. 2. Use your equation to complete the

    asked by Ayriel on February 8, 2016
  33. english/antonyms

    What is the antonym for these words? scatter double artificial valuable private knowledge close sane Type words in box and search at link below: http://thesaurus.reference.com/ Does this really work?I tried it millions of times and it's never any good.Have

    asked by Sandy Tang on June 15, 2005
  34. Physics (vectors)

    Given vectors A= (Axi + Ayj), B= (Byj+Bzk) and C= (Cyj + Czk). a) find the triple product of these vectors defined by A dot (BxC) in terms of the vector components. I get 0 as the answer. b) is the result found in a) a scalar of a vector? since I had to

    asked by steve on January 23, 2007
  35. Co-op

    I have been given a cooperative education placement and career research assignment... Basically I have to do research of my career by giving its information, where I work research, What I do research, What I learned research, Related course connection

    asked by Katelyn on January 5, 2013
  36. math

    Please help me on this calculus question. I am getting the wrong diff. equation and so my answers to the remaining parts are wrong. ---------------------- A thermometer reading 85 degress outside is brought into a room with a constant temperature of 72

    asked by Matt on September 29, 2009
  37. Chemistry

    A cup of teat containing 400g of liquid at 20 degrees celsius was heated. If 58.5 kj of heat was absorbed by the tea, what would the final temperature be? Assume that the specific heat of the tea is the same as that of water (4.18). I am not sure how to

    asked by Hannah on January 22, 2012
  38. chemical test

    I'm going to do the Baeyer test (Pottasium permanganate) Instructions say to disslove 25mg of unknown or 2 drops of liquid unknown in 2ml of 95% ethanol. Slowly add 1% aqueous solution (weight/volume) of potassium permanganate, drop by drop with shaking,

    asked by ~christina~ on December 2, 2007
  39. Physics

    A ninety kilogram sofa is being pushed by four meters to the other side of a hall. After an initial push the sofa is pushed with a 600 N force. In this case, 0.6 is the coefficient of kinetic friction. (The diagram shows the sofa being pushed from the

    asked by Anonymous on October 13, 2016
  40. Economics

    Could you please check this Directions: Match each item with the correct statement. Here are the words: supply elasticity law of supply price system technology price ceiling supply inelastic supply curve shortage market supply taxes 1. principle that

    asked by Taylor on May 14, 2009
  41. math

    Simon owns a small car wash and detailing center. He charges $12 per wash. He pays each of his two employees $12 per hour. The employees each work 40 hours per week. Simon's other costs amount to $450 per week. Simon wants to earn an average profit of at

    asked by Judy on February 8, 2017
  42. Math

    What is the equation of the line shown on the graph? A graph is shown in the xy-plane. The x-axis is labeled as Number of Target Hits and the y-axis is labeled as Number of Points Scored. The values on the x-axis range from 0 to 18 in increments of 2 and

    asked by help on September 25, 2019
  43. 10th Grade Math

    Mr. Badger bought 12 pens every month until their price rose to 15 cents each. Now he can only afford to buy 10 pens at the same total cost as before. What was the original price of each pen? There are 41 pigs and chickens on a farm. If there are 100 legs

    asked by Crissy XD on May 2, 2011
  44. Math

    Mr. Badger bought 12 pens every month until their price rose to 15 cents each. Now he can only afford to buy 10 pens at the same total cost as before. What was the original price of each pen? There are 41 pigs and chickens on a farm. If there are 100 legs

    asked by Crissy XD on May 2, 2011
  45. WORD PROBLEMS W/ EQUATIONS

    Mr. Badger bought 12 pens every month until their price rose to 15 cents each. Now he can only afford to buy 10 pens at the same total cost as before. What was the original price of each pen? There are 41 pigs and chickens on a farm. If there are 100 legs

    asked by Crissy XD on May 1, 2011
  46. hrm 240

    i did the first one and cant find the second anywhere please help thanks what does primary strategic consideration mean? Draft and post a memo to upper management detailing the benefits available to employees in the position focused on in your final

    asked by sadie on January 30, 2010
  47. science-plz help, this is urgent!plz!

    we did a lab on chemical change, where we had to see how a chemical change affcts mass. so we measure the mass of 20ml of copper solution, and 2cm(cubed) of steel wool, and then we mixed them into a flask. soon the steel wool turned rusy, and broke apart.

    asked by haya on October 15, 2007
  48. chemistry

    The Managing Director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She exercises intermittently. One day she decides to go to her primary healthcare provider for a routine checkup. The healthcare provider

    asked by Anonymous on May 26, 2012
  49. Chemistry

    the managing director of a well-known company on wall street thrives on a diet of fruit jam, bread, pasta, and coffee. She exercises intermittently. One day she decides to to her primary healthcare provider for a routine checkup. The healthcare provider

    asked by ROCKY on September 10, 2011
  50. science-plz help, this is urgent!plz!

    we did a lab on chemical change, where we had to see how a chemical change affcts mass. so we measure the mass of 20ml of copper solution, and 2cm(cubed) of steel wool, and then we mixed them into a flask. soon the steel wool turned rusy, and broke apart.

    asked by haya on October 15, 2007
  51. science/chemistry

    we did a lab on chemical change, where we had to see how a chemical change affcts mass. so we measure the mass of 20ml of copper solution, and 2cm(cubed) of steel wool, and then we mixed them into a flask. soon the steel wool turned rusy, and broke apart.

    asked by rachel on October 15, 2007
  52. i reallry need help plz-science

    we did a lab on chemical change, where we had to see how a chemical change affcts mass. so we measure the mass of 20ml of copper solution, and 2cm(cubed) of steel wool, and then we mixed them into a flask. soon the steel wool turned rusy, and broke apart.

    asked by haya on October 15, 2007
  53. Chemistry

    The Managing Director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She exercises intermittently. One day she decides to go to her primary healthcare provider for a routine checkup. The healthcare provider

    asked by Marlene on March 30, 2010
  54. Chemistry

    The Managing Director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She exercises intermittently. One day she decides to go to her primary healthcare provider for a routine checkup. The healthcare provider

    asked by mema on July 17, 2011
  55. chemistry

    The Managing Director of a well-known company on Wall Street thrives on a diet of fruit jam, bread, pasta, and coffee. She exercises intermittently. One day she decides to go to her primary healthcare provider for a routine checkup. The healthcare provider

    asked by Boricua on September 9, 2011
  56. Q&A Check Please, geo 7th grade

    Many of the mineral deposits and oil reserves in Nunavut, the Yukon, and the Northwest Territories have not been developed because a. environmental laws prohibit the mining of land in these territories. b. native Inuit refuse to give up their lands. c. the

    asked by rawr... im a dinosaur.... rawr on November 4, 2012
  57. More related rates.

    Heyy, its me again. So last night I asked a related rate question, and I think I still don't get it. I tried it a few differnt ways and I think I'm just missing something...I don't think a speed of a rocket can be 0.018km/hr:S. So heres what happened: A

    asked by Tracy on November 3, 2006
  58. Physics

    sorry to keep posting this, but I have an assignment based on these problems (same equations different numbers) due in a couple hours. A rocket is launched at an angle of 42◦ above the horizontal with an initial speed of 76 m/s. It moves for 9 s along

    asked by John on September 6, 2010
  59. Maths

    If 1 revolution = 360 degree ,then 5 revolution is equal to? Solution since 1 rev = 360 degree ,then 5 rev = X cross multiply X= 360 * 5 X=1800 So,5 rev is equal to 1800 degrees

    asked by Gift10613 on April 17, 2016
  60. Chemistry

    A 0.2800 g sample of an unknown acid requires 28.22 mL of 0.1199 M NaOH for neutralization to a phenolphthalein point. a.) How many moles of OH- are used? b.) How many moles of H+ are found in the acid? c.) What is the calculated equivalent molar mass of

    asked by Jess on November 1, 2014
  61. momentum

    A playground merry-go-round has a disk-shaped platform that rotates with negligible friction about a vertical axis. The disk has a mass of 230 kg and a radius of 1.6 m. A 38- kg child rides at the center of the merry-go-round while a playmate sets it

    asked by Rachel on November 20, 2009
  62. Microeconomics

    The supply of meat in Russia increases, causing meat prices to fall. Lower prices always means that Russian households spend more on meat. There is something wrong with this sentence. What is wrong? The work ALWAYS should not abe in here. Just because

    asked by Tami on July 20, 2007
  63. Statistics

    A number of people were asked how many days they would wait to seek medical treatment if they were suffering pain that interfered with their ability to work. The results are presented in the following table. Number of days: 0 , 1 , 2 , 3 , 4 , 5 Frequency:

    asked by Obi on October 1, 2015
  64. Chemistry

    Hi this is a repost, and I have another 2 questions I posted yesterday. Please help me with these, I need help to verify my work, not confident if I'm doing these right. Use oxidation numbers to identify if this reaction is REDOX reactions. 3NO2(g) +

    asked by Amy on June 20, 2011
  65. Algebra

    This question has been posted before, unfortunately, I have been out of high school for over 40 years and out of college for more than 20. I am trying to help another old relic enrolled in distance learning (via long distance phone calls) but neither of us

    asked by Dorinda on August 4, 2011
  66. Physics

    A soccer player kicks the ball toward a goal that is 28.0 m in front of him. The ball leaves his foot at a speed of 19.5 m/s and an angle of 30.6° above the ground. Find the speed of the ball when the goalie catches it in front of the net. (Note: The

    asked by Anonymous on December 1, 2015
  67. Pre-Calc

    I am having a great deal of difficulty with this problem. An open box is formed by cutting squares out of a piece of cardboard that is 16 ft by 19 ft and folding up the flaps. a. what size corner squares should be cut to yield a box that has a volume of

    asked by Ashley on September 7, 2009
  68. computers

    2. An enterprise level company wishes to set up a network to support several hundred business users as well as manufacturing equipment in a new building. Describe what network device or devices you would recommend they purchase and explain why. Note, you

    asked by Lauren on May 24, 2011
  69. Math

    Hello ma’am sir.. I have a problem in my assignment.. I‘m now a college student…a first year student…this is my question..please help me.. I really need it now… 1. The diameter of the earth is 7920 miles, and that of the moon is 2160 miles.

    asked by Mr. J on May 6, 2010
  70. PHYSICS

    A truck is traveling at 16 m/s to the north. The driver of a car, 500 m to the north and traveling south at 25 m/s, puts on the brakes and slows at 3.5 m/s2. Where do they meet? please help!! Let the truck position be X1 and the car position X2, measured

    asked by Katelyn on September 26, 2006
  71. algebra

    I need a step by step explanation on how to add these two equations 2x+3y=1 5x+3y=16 Subtract the first equation from the second. (Subtract left and right sides separately). This gives you 3x = 15 Then divide both sides by 3. x = 5 Pretty easy, huh? After

    asked by Tony on March 20, 2007
  72. Chemisty 20

    A sample of water was known to contain chloride ions. To determine the concentration of chloride ions in the water sample, a student added a solution of silver nitrate to 500mL of the water. 1.26g of silver chloride percipitate formed. What was the

    asked by James on November 14, 2012
  73. Chemistry

    Solid AgNo3 is added slowly to solution of 0.001M Cl,Br,and I a) at what concentration of Ag will AgI precipitating? at what concentration of Ag will AgCl precipitating? at what concentration of Ag will AgBr precipitating? b) calculate the percent % of I

    asked by Ali on October 18, 2016
  74. Chemistry

    Solid AgNo3 is added slowly to solution of 0.001M Cl,Br,and I a) at what concentration of Ag will AgI precipitating? at what concentration of Ag will AgCl precipitating? at what concentration of Ag will AgBr precipitating? b) calculate the percent % of I

    asked by Ali on October 18, 2016
  75. After-school activities for high school students

    I recently received a job to work in an after-school program designed for high school students. I have to organize and plan various activities for these students to do; however, this is my first time working with high school students and I am not sure as

    asked by Marcia on May 7, 2009
  76. Math/ Algebra

    Post your responses to the following. Answer each question in a separate paragraph: Techniques that can simplify solving equations and inequalities are to clear fractions and decimals when solving linear equations and inequalities. 1. Demonstrate how

    asked by Amanda on June 14, 2010
  77. trigonometry

    A race car is driven around a circular tract at a constant speed of 180 miles per hour. If the diameter of the track is 1/2 miles, what is the angular speed of the car? Express your answer in revolutions per hour. I know the answer is 114.59 revolutions

    asked by michelle on May 1, 2007
  78. Physics

    A 21.0-kg satellite has a circular orbit with a period of 2.37 h and a radius of 8.50×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 7.10 m/s2, what is the radius of the planet?

    asked by winterWX on February 16, 2007
  79. Algebra 1A

    Solve: 38,250+80,000+22,250-0.25(80,000+38,250)=

    asked by Mel on September 27, 2009
  80. math

    Mr. Ismail invested sh. 36,000 in the bank which gives an interest of 20% per year. After how long will he get sh. 43,200? #please people help me this question how to arrive to final answer. Also i need to know if sh. 43,200 is either the total amount of

    asked by kelvin on April 23, 2018
  81. Algebra question HELP!

    Beatriz is creating graphs for her city’s Parks Department. Beatriz is trying to persuade the Parks Department to put in more gazebos for shade. For a local park, Beatriz wants to demonstrate the attendance as it changes every week. She also wants to

    asked by Sdog on August 21, 2014
  82. math

    ANGULAR SPEED OF A RACE CAR. A race car is driven around a circular track at a constant speed of 180miles per hour. If the diameter of the track is 1/2mile, what is the angular speed of the car? Express your answer in revolutions per hour(which is

    asked by michelle on June 13, 2007
  83. Physics

    Two forces, F1 and F2 , act at a point. F1 has a magnitude of 8.80N and is directed at an angle of 64.0 degree above the negative x axis in the second quadrant. F2 has a magnitude of 7.00N and is directed at an angle of 52.8 degree below the negative x

    asked by Poole on September 20, 2008
  84. sixth grade math problem

    Bertrand collects movie posters. The number of movie posters in his collection changes each month as he buys and sells posters. The table show how many posters he brought or sold in the given months. January sold 20, February bought 12, March bought 22,

    asked by lindsey on September 2, 2014
  85. Absolute value

    Bertrand collects movie posters. The number of movie posters in his collection changes each month as he buys and sells posters. The table show how many posters he brought or sold in the given months. January sold 20, February bought 12, March bought 22,

    asked by lindsey on September 2, 2014
  86. Calculus (Help)

    Can you please help me with this problem? I asked earlier, but nobody was able to help me... I've been working on it for about an hour now. A widget factory has fixed costs of 35 billion dollars and variable costs of 781 million dollars per widget. The

    asked by Confused on February 21, 2007
  87. essay

    I have to write an essay about one of the social problems during the Industrial Revolution according to the book call "Frankenstein". I don't know which topic should I choose that have enough evidence from the book to write a 7pgs essay. This will talk

    asked by JJ on December 10, 2006
  88. Math

    Susan has a balance of 110 dollars in her school lunch account and she spends 6 dollars per day for lunch. Her sister Evelyn has $83 in her account and she spends 4 dollar per day for lunch. Write and solve an inequality that shows in how many days will

    asked by M on October 16, 2014
  89. PHYSICS

    How do I solve this? For the normal force in the drawing to have the same magnitude at all points on the vertical track, the stunt driver must adjust the speed to be different at different points. Suppose, for example, that the track has a radius of 2.87 m

    asked by KS on April 26, 2015
  90. US History

    38. Jackson defended the spoils system by claiming that it prevented a. partisan politics b. control of government by the rich c. minority rule d. an imbalance of power ...D? 39. The goal of the Lecompton constitution was to a. establish slavery in Kansas

    asked by mysterychicken on October 19, 2010
  91. Trig

    Please EXPLAIN the steps on how to solve these problems. Please provide detailed steps. A rectangle picture is 12 by 16 inches. If a frame of uniform width contains an area of 165 square inches, what is the width of the frame? The length of a rectangular

    asked by Hellga on January 10, 2008
  92. Physics

    A loaded elevator with very worn cables has a total mass of 2600 Kg , and the cables can withstand a maximum tension of 2.90×104 N . A) Apply Newton's second law to the elevator and find the maximum upward acceleration for the elevator if the cables are

    asked by Hadi on November 9, 2006
  93. Physics

    What is the nature of an image formed by a concave mirror of focal length 10 cm for a real object placed 3 cm from the mirror real and inverted real and upright virtual and inverted virtual and upright Would it be virtual and inverted, I do not believe

    asked by Lynn on May 7, 2008
  94. Chemistry - Ideal Gas Law

    You have a weather balloon that is filled with Helium (He) and has a diameter of 3 ft. Find the mass in grams of the He in the balloon at 21 degrees Celsius and normal pressure. And the density of He with these conditions is .166 g/L. My Work: V=4/3 * pi *

    asked by Black Reaper on May 1, 2010
  95. Chemistry (Check)

    Classify each of these statements as always true, sometimes true, or never true 1)___AT_____A mole of a pure substance contains 6.02 X 1023 atoms. 2)____ST____The representative particle of a compound is the molecule. 3)___NT_____A mole of CCl4 is composed

    asked by bryan on February 6, 2007
  96. physics

    A trapeze artist, starting from rest, swings downward on the bar, lets go at the bottom of the swing, and falls freely to the net. An assistant, standing on the same platform as the trapeze artist, jumps from rest straight downward. Friction and air

    asked by megan on January 19, 2011
  97. Philosophy/ethics

    1. Martha is tired of her son, Travis, forgetting to do his chores. she decides to tell Travis how his behavior is affecting the family and ask him to explain himself. what is Martha deciding to practice? a. confrontation**** b. respect c. responsibility

    asked by Sid.V on December 21, 2018
  98. Physics

    A 0.5 kg mass is moving in a circle of radius 1.8 m on a flat frictionless table at the end of a string. The speed of the mass is 2.6 m/s. The string routes through a hole in the center of the table and is held by you underneath the table. A.) What is the

    asked by Dusty on June 7, 2013
  99. physics

    A 0.5 kg mass is moving in a circle of radius 1.8 m on a flat frictionless table at the end of a string. The speed of the mass is 2.6 m/s. The string routes through a hole in the center of the table and is held by you underneath the table. What is the

    asked by Anonymous on June 7, 2013
  100. Science

    A horizontal projectile with mass of 19.0kg is launched from a height of 7.0m above ground level with a horizontal speed of 250.0m/s. A)During projectile's flight, what forces are acting on it? B)What are the sizes & directions of the forces? C)Assuming

    asked by Jenny on June 29, 2008

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