1. Physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N
  2. Physics

    You want to push a 66-kg box up a 30° ramp. The coefficient of kinetic friction between the ramp and the box is 0.35. With what magnitude force parallel to the ramp should you push on the box so that it moves up the ramp at a constant speed? N
  3. modern physics

    Supersonic jets are able to achieve maximum speeds of up to 3.0 × 10-6c. Calculate the percentage contraction in the length of a jet plane travelling at this speed.
  4. modern physics

    Supersonic jets are able to achieve maximum speeds of up to 3.0 × 10-6c. Calculate the percentage contraction in the length of a jet plane travelling at this speed.
  5. English

    Which contraction could correctly be substituted for the underlined words? Joel is not able to make it to the wedding reception next Saturday. ain't wasn't isn't weren't C?
  6. Visual Basic

    If you wanted your program to respond to an event every 5 seconds, you would use the ________control. timer having problems getting the name from my txtName box to show up on my lblmessage box. I am working on a simple program that one types there name at
  7. DOL

    Is this sentence correct? Adriana and I liked the book called Stone Fox, too. Yes. Your sentence is correct. Be sure to underline Stone Fox when you write it. Thank you so much. Yes I do have it underlined!!!
  8. ENGLISH

    In what ways are full-sentence outlines more beneficial than topic outlines? If someone asked, “Wouldn’t it be simpler just to write your paper than to create a full-sentence outline?” how would you answer? Explain your response. What steps will you
  9. physics

    A box having a mass of 50kg is dragged across a horizontal floor by means of a rope tied on the front of it. The coefficient of friction between the box and the floor is .3. If the angle between the rope and the floor is 30 degrees, what force must be
  10. phsyics

    A box have a mass of 50 Kilograms is dragged across a horizontal floor by means of a rope tied on the front of it. The coefficient of friction between the box and the floor is .3. If the angle between the rope and the floor is 30 degrees, what force must
  11. physics

    A student wants to determine the coefficients of static friction and kinetic friction between a box and a plank. She places the box on the plank and gradually raises one end of the plank. When the angle of inclination with the horizontal reaches 25°, the
  12. Math - Calculus

    Problem solving with derivatives. A rectangular box has square base of edge length x cm. Its framework of 12 edges is constructed from wire of total length 36cm. Find: i. the height of the box in terms of x ? ii. the volume of the box in terms of x? ii.
  13. physics

    A 48-kg box is being pushed a distance of 7.5 m across the floor by a force Upper POverscript right-arrow EndScripts ⁢ whose magnitude is 185 N. The force Upper POverscript right-arrow EndScripts ⁢ is parallel to the displacement of the box.
  14. math

    I need some serious help. I am a grade 10 student and I have this assignment due for tomorrow, but I can't get past the first question. The first part of the question asks me to calculate the volume of a box (prism) measuring 100mm by 60mm by 40mm. I got
  15. Physics

    If someone pushes on a box on a horizontal floor with a horizontal force of 17.8 N, but the box does not move, what is the static friction (Fs) between the box and the floor? Explain. The next question is: If the box just starts to move with a horizontal
  16. math

    Anton use a square cardbaord to make an open box.He cut small squares of the same dimension from the corners of the card board then bent the side upward.The length of the sides of the cardboard is 28 cm. A. What expression represents the length of sides of
  17. PHYSICS

    A 107 kg bix on the right and a 50 kg box on the left are tied together by a horizontal cable. The 107 kg box is acted upon by an external force of 598 N to the right. The frictional force exerted by the floor on the 107 kg box is 30 N and the frictional
  18. Physics

    A 10kg box is initially at rest 10m above the ground level on top of a hill. The box starts to slide down the hill and when it reaches ground level it has speed 10m/s. Was there a friction force between the box and the ground? If so how much work did the
  19. grade 11 physics

    Cathy takes the bus home from work. In her hand she holds a 2 kg cake box, tied together with a string. As she ascends the steps into the bus,the box accelerates upward at a rate of 2.5m/s^2. what is the force exerted on the string? Fg=ma =2*9.8 =19.6N
  20. Language Arts

    Hi! Can anyone check my answers please? Which type of sentence is shown below? Meet me outside after your ballet class. A. exclamatory sentence B. declarative sentence C. interrogative sentence D. imperative sentence**** Which of the following sentences is
  21. Grammar

    The following senetences are inverted. Write C if the subject-verb agreement is correct. Write I if the subject-verb agreement is incorrect. Then, on the line following each sentence, write the correct form of the verb. 1. Was Lyndon Johnson the next
  22. Math

    1. Which sentence will make the number sentence |-12| ? 12 true? A. = B.*equal sign w line through it* C. <*** D. > 2. How is the sentence "8 less than y is 2" written as an equation? A. 8-y=2*** B. Y=2-8 C. Y-8=2 D. Y+8=2 3. Which sentence will make
  23. algebra

    a salesperson who must decide between two monthly income options: Option A: Salary of $1642 per month, plus 8% of monthly sales or Option B: Salary of $1900 per month, plus 6.5% of monthly sales For what amount of monthly sales is Option A the better
  24. Computer Science!!!! Help!!!

    The book is not doing anything for me. Anyone know where I can find step by step tutorial of this? Specifically for Visual Basic 2012? And not just a simplified version, I mean EXACTLY how to do this. I have been looking through YouTube, my textbook (An
  25. research writing

    In what ways are full-sentence outlines more beneficial than topic outlines? If someone asked, “Wouldn’t it be simpler just to write your paper than to create a full-sentence outline?” how would you answer? Explain your response. What steps will you
  26. Forces w/ tension

    Assume that three blocks portrayed below move on a frictionless surface and that a 42 N force acts on the 3.0 kg block. Determine (a) the acecleration given the system, (b) the tension inthe cord connecting the 3.0kg and the 1.0 kg blocks, and (c) the
  27. math

    In third grade... Write an equation comparing test scores of 88 and 97. (Use a box for missing number) do you know how to answer this?
  28. math

    In third grade... Write an equation comparing test scores of 88 and 97. (Use a box for missing number) do you know how to answer this?
  29. Language...Grammar

    1. If they had tried their best, they would have succeeded in the interview. (subjunctive mood) 2. As they didn't do their best, they didn't succeed in the interview. 3. As they didn't do their best, they wouldn't succeed in the interview. 4. As they
  30. English

    Need help please. For the following exercise, choose a topic, and then determine which method of organization is best suited for its development. Next, write a topic sentence that applies to your treatment of the subject. Finally, list at least four
  31. Physics

    A box weighing 136. N rests on a table. A rope tied to the box runs vertically upward over a massless frictionless pulley and a weight is hung from the other end. What is the force that the table exerts on the box if the weight hanging the other side of
  32. physics

    A box weighing 69 N rests on a table. A rope tied to the box runs vertically upward over a pulley and a weight is hung from the other end. Determine the force that the table exerts on the box if the weight hanging on the other side of the pulley weighs one
  33. Algebra

    A box with no top is to be constructed from a piece of cardboard whose length measures 6 inch more than its width. The box is to be formed by cutting squares that measure 2 inches on each side from the four corners an then folding up the sides. If the
  34. physics

    a box with mass 20kg rests on a frictionless ramp with a 15degree slope. a mover pulls up on a rope attached to the box to pull it up the incline. if the rope makes a 40 degree angle with the horizontal, what's the smallest force that the mover will have
  35. Physics

    I need help with these three questions, thanks 1)The man lifts a box that weght 185N. The box is lifted 0.80m. How much work does the man do on the box? 2) 0.180kg ball falls 2.5m How much work does the force of gravity do on the ball? a)44J b) .45J c)
  36. Physics

    I need help with these three questions, thanks 1)The man lifts a box that weght 185N. The box is lifted 0.80m. How much work does the man do on the box? 2) 0.180kg ball falls 2.5m How much work does the force of gravity do on the ball? a)44J b) .45J c)
  37. Physics

    I need help with these two uestions, thanks 1)The man lifts a box that weght 185N. The box is lifted 0.80m. How much work does the man do on the box? 2) 0.180kg ball falls 2.5m How much work does the force of gravity do on the ball? a)44J b) .45J c) 1.76J
  38. math

    A box full of packets of biscuits each weighing 200 g weighs 12 1/2 kg.The empty box weighs 2 kg 500 g. calculate the number of packets of biscuits in the box.
  39. physics

    A 330 kg box rests on an adjustable ramp having s = 0.25. The angle on inclination of the ramp is increased until the box begins to slide. At what angle will the box begin to slide?
  40. math

    a smaller box has dimension that half the measurements of the orignal . find the ratio of the surface area of the orginal box to the surface area of the smaller box
  41. pre-calculus

    A rectangular box has a perimeter of 50 inches. Find the length and width of the box that would give the maximum area. Find the maximum possible area of the box.
  42. basic chem

    Suppose you have a box that holds P pencils when full.THe full box weighs f and the empty box weighs e. what is the weight of 2 pencils. I dont even know how to start this please help
  43. English

    Punctuating Sentences With five gallons of gas. This is not a complete sentence. Once you write a complete sentence, please repost and we'll help you with punctuation, if necessary. =) With five gallons of gas the car will run. Now it's a complete sentence
  44. Physics

    Two books of masses m1=10kg and m2= 20kg are connected by a rope. The horizontal force on the more massive box is 900 N. Assume there's no friction. a) what is the acceleration of the more massive box b) Acclereration of the less massive box a) f=ma
  45. physical science

    Consider a 100-kg box of tools in location: A: on Earth B: on the Moon C: on Jupiter. Rank from greatest to the least the a) masses of the 100 kg box of tools and b) the weights of the 100-kg box of tools.
  46. algebra

    A shipping clerk wishes to determine the weights of each of the 4 boxes. Each box weighs a different integer amount less than 70 kg. Unfortunately, the only scales available measure weights in excess of 70 kg. The clerk therefore decides to weigh the boxes
  47. English

    Which sentence is punctuated correctly? The contents of the box consisted of seven, long-haired kittens. Marilyn was a lively outgoing, girl. Most of the middle schoolers hang out at the old, cool ice cream shop on 23rd Street. Is it A or C?
  48. Physics

    A pickup truck is carrying a toolbox, but the rear gate of the truck is missing, so the box will slide out if it is set moving. The coefficients of kinetic and static friction between the box and the bed of the truck are 0.340 and 0.750, respectively.
  49. Algebra

    I need to know if I am correct... Ques)The ticket office at Orchestra Center estimates that if it charges x dollars for box seats for a concert, it will sell 50 - x box seats. The function S = 50x - x2 gives the estimated income from the sale of box seats.
  50. physics

    A person pushes with force F on a box which remains at rest on a rough floor as shown in the top figure. The bottom figures illustrates all the force acting on the box. a) What condition must be satisfied by all the force acting on the box so that it
  51. English

    1. Write the names of the four parts of an English letter using the words in the box. (What does 'using the words in the box' modify? Is it an adjective phrase?) 2. Look at the photos and complete the sentences using the relative adverb, where. (What does
  52. vb programing

    I need help to create a project for vb auto center from Programming in Visual Basic 2008 Chapter 11 pg 468. Write a project to store vehicle information including model, manufacturer, year, and VIN number. Create a second project that load the data from
  53. Physics

    Hello can someone please help me with this physics question and show the work so I can understand? A box at the top of a rough incline possesses 981 joules more gravitational potential energy than it does at the bottom. As the box slides to the bottom of
  54. health

    - causes contraction of the smooth muscles in the wall of the uterus. it also stimulates the ejection of milk from the lacting breast A. Prolactin B.gonadotropic C. Oxytocin D. Antidiuretic hormone
  55. calculus

    7. A cardboard box manufacturer wishes to make open boxes from rectangular pieces of cardboard with dimensions 40 cm by 60 cm by cutting equal squares from the four corners and turning up the sides. Find the length of the side of the cut-out square so that
  56. math

    A cardboard box manufacturer wishes to make open boxes from rectangular pieces of cardboard with dimensions 40 cm by 60 cm by cutting equal squares from the four corners and turning up the sides. Find the length of the side of the cut-out square so that
  57. math

    Alex must wrap two boxes. Both boxes are right rectangular prisms. The smaller box has a length of 12 inches. The larger box is similar to the first and has a length of 48 inches. Find the ratio of the amount of paper needed to wrap the large box to the
  58. English expression

    1. Listening to the dialogue, write a number in order. 2. Listening to the dialogue, write the numbers in order. Which one is correct? There are 7 scrambled sentences in a dialogue in the box.
  59. arithmetic

    If a blue box has 5 times as many marbles as a red box and the blue box has 24 more marbles than the red box how many marbles are in each box?
  60. math

    a blue box has 5 times as many marbles as a red box. the blue box has 24 more marbles than the red box. how many marbles are in each box?
  61. Spanish

    For a presentation, I am trying to say "These works of art are no longer made." I'm having trouble figuring out what verb tense I should use, though. So far I have: "Estas obras ya no..." but I don't know how to finish the sentence. Son hecho? Fueron
  62. Pre-Algebra

    Write a number sentence for the product shown on the number line ___________________ -10 -8 -6 -4 -2 0 2 The answer i came up with is 10 Because 5 times -2 equals ten. Please and thank-you I'm not sure what's meant by a 'number sentence' here Bowier4.
  63. Noagist and non racist

    She is a very capable black woman. If that is an effort to write a politically correct non-racist sentence, you have nearly succeeded. It would be better without the word "black". Otherwise, it might be thought of as having a condescending "attitude", as
  64. physics

    A box of mass 10kg starts from rest and slide down a plane angled at 45 degrees to the horizontal. the box slides 2m down the plane before it encounters a spring with constant k=500 N/m which causes it to come to rest. What will the maximum compression of
  65. physics

    A box of mass 10kg starts from rest and slide down a plane angled at 45 degrees to the horizontal. the box slides 2m down the plane before it encounters a spring with constant k=500 N/m which causes it to come to rest. What will the maximum compression of
  66. Physics

    A box of mass M sits on a table and is connected by a rope passing over a smooth support to another box of mass m that hangs over the edge of the table. (a) What is the acceleration of M ignoring friction (b) and if the coefficient of kinetic friction
  67. Critical Reading

    Can someone please help me with this question? Write one analogy about "taking an online course" that would be a valid comparison and help someone understand your experience. Write another analogy that would be an invalid comparison (the comparison would
  68. secondhand lions essays

    I have to write a typed (doubled spaced)1 page essay on each of the following ... Discuss the scenes where the boy speaks his own opinion what do these scenes tell you about the boy? How did the decisions made for the boy affect the boys life? How does
  69. Geometry

    4 balls each with a radius 1 inch fit snuggly into a 2x2x8 inch box. Is the total volume left over inside the box greater than or less than the volume of a fifth ball? Justify answer. I got as far as figuring the volume of box is 32 cubic inches I'm not
  70. Math Help

    Harriet needs to ship a small vase. The box she will use has a volume of 216 cubic inches. If the side lengths are the same, what is the length of each side of the box. My answer Square root of 216=14^2=196 The length of each side of the box is 14 iches.
  71. Physics

    A 5kg box is pulled for a distance of 12m with a force of 20N along frictionless surface. The force is applied at an angle that is 15 deg. above the horizontal. a.) how much work was done by the applied force? b) how fast will the box be moving at the end
  72. Gramma

    The following sentence is grammatically incorrect: Where the lack of a natural prewdatoar in Yellowstone National Park has aresulted in the overpopulation of bison, deer and elk. 1.The sentence is not complet 2.This is a run-on-sentence 3. The subject does
  73. physical science

    A horizontal force of 100 N is required to push a box across the floor at a constant velocity. a) Show that the net force acting on the box is zero. b) Show that the friction force that acts on the box is 100 N.
  74. Calculus Physics

    A box and one force vector, F1 is shown. F1 = + 10 N. If the mass of the box is 3 kg, what is the magnitude and direction of a force, F2, that would need to be applied if the box was to have an acceleration of + 2 m/s 2 in the horizontal direction.
  75. math

    A box contains three white balls and two red balls. A ball is drawn at random from the box and not replaced. Then a second ball is drawn from the box. Draw a tree diagram for this experiment and find the probability that the two balls are of different
  76. Math

    The table below shows the number of students from different classes of two schools who participated in a sports competition: School A 25 21 2 22 20 21 20 23 1 School B 3 2 1 5 4 2 3 4 3 Part A: How can you use box plots to compare the median and
  77. Math

    A glass box shaped like a rectangular prism has with 7 inches length 9 inches height 12 inches is being shipped in a larger box with whipped 10 inches length 10 inches in height 15 inches the space between the glass box on the shipping box will with
  78. English

    Write each sentence pair. Underline the simple predicates then write a conjunction you could use to join them. Ray baked cookies. Ray served cookies.
  79. Geometry

    The vertices of a pre-image are located at points (12, 8), (6, -4), and (-2, 10). If the image has coordinates (6, 4), (3, -2), and (-1, 5), is this an expansion or a contraction?
  80. geometry

    box of cereal measures 10 in .wide.12in . high, 3in deep .all surfaces made of cardboard and total overlapping cardboard in the box is 7in squared , how much cardboard is used to make a cereal box including the amount of overlapping parts ?
  81. math

    A box filled with 38 identical balls had a mass of 2.13kg.When 26 balls were removed,the total mass of box and the remaining balls was 0.96 kg.Find the mass of the box when it was empty
  82. physics

    Two boxes are connected by a weightless cord running over a very light frictionless pulley as shown in the figure. Box A, of mass 8.0 kg, is initially at rest on the top of the table. The coefficient of kinetic friction between box A and the table is 0.10.
  83. physics

    3. A box is given an initial speed of 3.0 m/s up an incline where the angle θ =22o. Use the diagram below to define the x-y axes. Assume the original position is on the ground (xo and yo = 0). Ignore friction. a. How far up the plane (in meters) will
  84. Physics

    A 35 kg box rest in the bed of a truck. The coefficient of static friction between the box and the truck bed is 0.30 and the coefficient of friction of kinetic friction is 0.10. A) Calculate the maximum acceleration the truck can have before the box slides
  85. Physics

    A force vector F of magnitude 12N is applied to a FedEx box of mass m2=1kg. The force is directed up a plane tilted by theta=37 degrees. The box is connected by a cord to a UPS box of mass m1=3kg on the floor. The floor, plane, and pulley are frictionless,
  86. math

    writing in math Bethany has 40 apples. Write a subtraction story about the apples that would require regrouping. then write the answer in a complete sentence.
  87. mat

    harvest cereal comes in boxes of different sizes.the regular box holds 7/8 pounds.the small box holds 2/3 as much. How much cereal does the small box hold?
  88. physics

    A 1.30kg kg box and a 3.80kg kg box on a perfectly smooth horizontal floor have a spring of force constant 300N/m N/m compressed between them. The initial compression of the spring is 5.00cm cm . Part A Find the acceleration of 1.30kg kg box the instant
  89. English 9

    Write a character description. Choose a person you know well, and identify one of his/ her character traits. Then, chose two or three incidents in which that person revealed that trait. - The first sentence nees to be your topic sentence and use a specific
  90. math

    the same cereal costs $3.99 per box at one store, $3.25 at another store and $3.59 per box at the third store what is the average price per box of cereal? solve using an algebra form. I know how to get the answer but what algebreic form would i use?
  91. Social studies

    Q: When camping in Yosemite, capers need a bear box to store food. Does each camper have to buy a bear box from a mart? Or can each camper use a bear box in Yosemite national Park for free?
  92. algebra

    A sheet of cardboard with an area of 10 square feet is made into a closed rectangular box. The four sides of the box have the same area and two ends have the same area. The area of each of the four equal sides is twice the area of each end. What is the
  93. Elementary Stats

    A box contains two red balls, four green balls, and two white balls. You extract balls from the box with replacement 100 times. Eachh time you extract a red ball, you win $1; a green ball, you lose $0.50; a white ball, nothing happens. -Make a box model of
  94. English-Grammar

    John Paul Jones moved to America to avoid a trial that involved his handling of a mutiny. simple sentence compound sentence complex sentence (my answer) compound complex sentence
  95. ap physics

    If one micrometeorite (a sphere with a diameter of 1.0 multiplied by 10-6) struck each square meter of the moon each second, it would take many years to cover the moon with micrometeorites to a depth of 1.5 m. Consider a cubic box, 1.5 m on a side, on the
  96. Maths - Algebra

    Boxes are made by cutting 8cm squares from the corners of sheets of cardboard and then folding. The sheets of cardboard are 6cm lnbger than they are wide. width of sheet= x length of sheet = x+6 length of finished box = (x-10) width of finished box =
  97. Computer Programming

    Hoe do I write a program to Create a C++ console application that uses cout to display a box of asterisks?
  98. Pre-Algebra

    Write a linear system of equations that can be used to solve these problems. Then, solve to get your final answer. Please help me work through this. 4. The difference of two numbers is 3. Their sum is 13. Find the numbers. 5. Matt and Michelle are selling
  99. 3rd grader math homework

    please help with the below question writing in math Bethany has 40 apples. Write a subtraction story about the apples that would require regrouping. Then write the answer in a complete sentence. Thanks!
  100. English

    Bingo Game Let's play the bingo game. There are six expressions on the right of the bingo board. You should write down each expression in the box on the bingo board at random. After that I will read English sentences one by one. You have to draw a circle