Morgan

Newest questions and responses by Morgan
  1. Pre-Algebra

    can someone please check n^2 + 13n + 42 (n+7) (n+6) I need help with this one r^2 - 16r +64

    asked on February 26, 2019
  2. Pre-Algebra

    x^2 - 7x - 30 factor completely

    asked on February 26, 2019
  3. Macroeconomics

    The following is a report from a BLS survey tracker: “There were 65 people in the houses I visited. Ten of them were children under age 16, 25 people had full time jobs, and 5 had part time jobs. There were 10 retirees, 5 full time homemakers, 5 full

    asked on January 21, 2019
  4. Math

    1.calculate the sum of the infinite series S(infinity)=16+4+1+..., (1 point) A. -16/3 B.64/3 C.12 D. It does not converge 2.Which of the following formulas can be used to write 0.797979... as a fraction?

    asked on December 6, 2018
  5. English

    In today’s society we have our own monsters and heroes. Who or what are they, and what do they represent? What is a symbol? What symbols do you see in these literary selections?

    asked on September 21, 2018
  6. Anatomy & Physiology

    The pancreas is part of the digestive system because the pancreas secretes enzymes that digest foods. Because it produces hormones such as insulin and glucagon, the pancreas is also part of the endocrine system. List two other organs that are parts of

    asked on August 23, 2018
  7. world history

    Why was the oral tradition important in Africa? A.) It was a ritual believed to bring rainfall. B.) It was used to communicate with the king. C.) It helped pass traditions to younger generations D.) It helped ensure the success of the gold-salt trade. E.)

    asked on July 20, 2018
  8. Algebra 2

    Which property is shown by the following statement? 3 × (9 + 6) = 3 × 9 + 3 × 6 A. The Associative Property of Multiplication B. The Identity Property of Multiplication C. The Distributive Property D. The Identity Property of Addition

    asked on June 20, 2018
  9. Physics

    Describe the meaning of the following terms as they are applied to waves: amplitude, frequency, wavelength. Explain how changes in one of these things would affect a light or sound wave in real life.

    asked on April 27, 2018
  10. Physics

    What is the relationship between me pushing my daughter my on a swing and colored light shining on the cones in my eyes?

    asked on April 27, 2018
  11. Physis

    Watch an online video of the collapse of the Tacoma Narrows Bridge What do you think? What is the relationship between the collapse of the Tacoma Bridge and me pushing my daughter on a swing?

    asked on April 26, 2018
  12. Physics

    Can measuring the time between seeing the lightning and hearing the thunder really tell you how far away the lighting struck? If so, then how does it work?

    asked on April 25, 2018
  13. Physics

    Is there a relationship between the size of a musical instrument and the frequency of the sounds it produces? If so, then what is it?

    asked on April 25, 2018
  14. Physics

    In what ways are electric generators similar to electric motors? In what ways are they different? Is it possible to use the same apparatus as both a generator and a motor?

    asked on April 21, 2018
  15. Physics

    The fact that the lights don't get dimmer when you turn on another one is evidence that the lights are wired in parallel. Explain.

    asked on April 19, 2018
  16. Physics

    Occasionally someone builds a house "off the grid." They put a bunch of solar panels on the roof and never connect to an electric company. These folks all use DC in their homes. Why do you suppose that is?

    asked on April 19, 2018
  17. Physics

    Household electricity is all AC. Early on Thomas Edison pushed for houses to use DC. Why did AC win out in the end? What do you suppose was Edison's motivation for preferring DC?

    asked on April 18, 2018
  18. Physics

    In the olden days Christmas lights were wired in series. Why was this not very festive?

    asked on April 18, 2018
  19. Physics

    When you freeze a metal pot, and ceramic mug, and take them out and get the bathroom steamy. What do you observe in terms of condensation? How does the condensation on the ceramic mug compare with the condensation on the metal pot?

    asked on April 17, 2018
  20. Physics

    How is it possible to feel warm in one room and cold in another if the air in both is at the same temperature?

    asked on April 13, 2018
  21. Physics

    If you drop a hot rock into a pan of cold water what happens? Why? How about if you drop the hot rock into the Atlantic ocean?

    asked on April 13, 2018
  22. Physics

    Why might wrapping a bottle in a wet cloth at a picnic cool the bottle faster than placing the bottle in a bucket of cold water?

    asked on April 11, 2018
  23. Physics

    Pick a type of thermometer. How does it work? Suppose you used water in a thermometer instead of mercury, why might this be a problem at 4 degrees Fahrenheit?

    asked on April 11, 2018
  24. Physics

    What is Bernoulli's principle? Use Bernoulli's principle to explain how one of the following works: an airfoil, a curve ball, the wind blowing the roof off a house.

    asked on April 5, 2018
  25. Physics

    What is a buoyant force? Be sure to give and explain an example.

    asked on April 5, 2018
  26. Physics

    Did you ever see one of those hydraulic jacks that a backyard mechanic might use to lift up the corner of a car. He rolls the thing under the car, pumps up and down a long handle and the car not-so-magically begins to levitate. How do you suppose this

    asked on April 4, 2018
  27. Physics

    Weightlessness can be experienced in an airplane by having the plane descend just right. How does this work? Is this weightlessness real or just simulated?

    asked on April 4, 2018
  28. Physics

    In what sense do the moon fall?

    asked on April 3, 2018
  29. Physics

    Your friend doesn't believe you when you tell her that the acceleration due to gravity on earth is the same for both light and heavy objects. How could you convince her?

    asked on April 3, 2018
  30. Physics

    Sit down somewhere where there are lots of people. Now categorize the people according to gender and hair color. Start with the males: Observe at least 20 and keep track of how many have hair that is in one of the following categories: black, brown,

    asked on March 30, 2018
  31. Physics

    Why do seat belts reduce the likelihood of injury in an automobile accident? Why do airbags? Express your answers in terms of the physics principles we've been learning this week?

    asked on March 30, 2018
  32. Physics

    When you swim across a river does the time it takes to get to the other side depend on the rate of flow of the water? Defend your answer.

    asked on March 30, 2018
  33. Math

    At the movies a bag of popcorn cost $3.50 a bottle of mineral water cost $2.75. IfMadeline has $18 I don’t but only two bottles of water, how many bags of popcorn can she buy at the most?

    asked on January 31, 2018
  34. Science

    Calculate the kinetic energy of a 78kg sheep moving at 23m/s

    asked on October 30, 2017
  35. stats

    In a straight 3 lottery you choose a 3 digit number. A 3 digit number is chosen at random, If your number mataches you win $250. 1. There are two outcimes in the sample space($250,$0) using these write down a probability model for the straigjt pick three

    asked on October 7, 2017
  36. stats

    In a straight 3 lottery you choose a 3 digit number. A 3 digit number is chosen at random, If your number mataches you win $250. 1. How many diifrent three digit numbers are there? I thought you would do 3^3 but that only equaled 27 so i assumed im wrong

    asked on October 7, 2017
  37. Science

    Why was the tert. Butyl chloride finally washed with water,?

    asked on September 28, 2017
  38. Chemistry

    Calculate the molar concentration of a solution of nitric acid if 20.00 mL of the acid requires12.63 mL of 0.155 M NaOH to reach the equivalence point.

    asked on September 24, 2017
  39. Calculus (Need Help) - Rectilinear Motion

    Rectilinear Motion: *Need help with these three!* Directions: The position function of a particle moving on a coordinate line is given by the following eq'ns, where s is in feet and t is in sec. Describe the motion of the particle for any time. Make a

    asked on September 12, 2017
  40. CHEM HELP! (Check work)

    H3CA is a vitally important intemediate in the metabolism of carbohydrates. The compound is widely distributed in plant and animal tissues and fluids. H3CA is a tiprotric acid, ie, it requires three moles of NaOH to fully neutralize one mole of H3CA. a.)

    asked on September 12, 2017
  41. Chem

    H3CA is a vitally important intemediate in the metabolism of carbohydrates. The compound is widely distributed in plant and animal tissues and fluids. H3CA is a tiprotric acid, ie, it requires three moles of NaOH to fully neutralize one mole of H3CA. a.)

    asked on September 9, 2017
  42. geometry

    PQ has endpoints at P (-2,3) and Q (4,1). The center of dilation is (-1,4) and the scale factor is 2. What are the coordinates of the endpoints of P'Q'?

    asked on July 14, 2017
  43. geometry

    △DEF has vertices D (2,2), E (-2,-1), and F (-3,5). Complete the following charts indicating the location of △D′E′F′ and △D′′E′′F′′ △DEF is reflected in the y-axis. Then it is translated along the vector ⟨3,−5⟩. D (2,2)

    asked on July 14, 2017
  44. geometry

    A kayaker sees a bear in the distance. If the kayaker is 48 yards lower than the bear and the angle of elevation from the kayaker to the bear is 15°, find the horizontal distance from the kayaker to the bear. please help

    asked on July 6, 2017
  45. geometry

    A news helicopter 60 meters above the road spotted two accidents. The angles of depression are 10.2° and 8.7°. How are apart are the accidents? (The accidents are in the same general direction from the helicopter.) please help. i'm not sure what i am

    asked on July 6, 2017
  46. geometry

    A snow tubing lane is 200 yards with a vertical drop of 45 yards. What is the angle of depression? please help

    asked on July 6, 2017
  47. geometry

    Two small fires are spotted by a ranger from a fire tower 60 feet above ground. The angles of depressions re 11.6° and 9.4°. How far apart are the fires? (The fires are in the same general direction from the tower.) please help!!

    asked on July 6, 2017
  48. geometry

    Two boats are spotted by a Coast Guard helicopter. The helicopter is 150 yards above the water. The angles of depression are 12.5° and 15.3°. How far apart are the boats? (The boats are in the same general direction from the helicopter.) Pls help i have

    asked on July 6, 2017
  49. geometry

    Ray AD is the angle bisector of angle ABC. m∠ABC is 168°What is the measure of ∠DBC?

    asked on June 8, 2017
  50. English- thesis statements

    I am writing a synthesis essay over multiple different sources. I have started writing my essay about how unhealthy relationships are often hard to spot and about how we often tell ourselves everything is fine and make up a vision in our heads of what we

    asked on February 26, 2017
  51. Math

    Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2.

    asked on February 23, 2017
  52. computer programming

    Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2.

    asked on February 23, 2017
  53. chemistry

    You are given a 500 mL stock solution of 10%CaCl2 and are askes to prepare a 50 mL solution of .5% CaCl2. How would you prepare it? Please show work

    asked on February 6, 2017
  54. Languages, Spanish

    you are dinning at a restaurant in Argentina at 9:30 n the evening.(Dinner) What meal are you most likely eating? A) el almuerzo (This is Lunch, so not this one) B) La Sena *** C) El desayuno Thank you!

    asked on January 24, 2017
  55. math

    Find each product mentally show the steps you use 9 x 44

    asked on January 22, 2017
  56. Math

    ABCD is a kite with AD=AB Angle A is 116 degrees Angle B is 2x degrees Angle D is (5x-147) degrees Find the smallest angle of the kite

    asked on January 13, 2017
  57. 5th grade Science

    How does water tempurature give a clue about what ocean layer it belongs to? (Please help!)

    asked on December 13, 2016
  58. Social studies

    What helped caravels sail against the wind?

    asked on November 11, 2016
  59. Physics

    A student holds a bike wheel and starts it spinning with an initial angular speed of 7.0 rotations per second. The wheel is subject to some friction, so it gradually slows down. In the 10-s period following the inital spin, the bike wheel undergoes 60.0

    asked on October 31, 2016
  60. Physics

    A uniform disk of radius 0.485 m and unknown mass is constrained to rotate about a perpendicular axis through its center. A ring with same mass as the disk\'s is attached around the disk\'s rim. A tangential force of 0.247 N applied at the rim causes an

    asked on October 31, 2016
  61. Physics

    A flywheel in the form of a uniformly thick disk of radius 1.48 m, has a mass of 43.6 kg and spins counterclockwise at 303 rpm. Calculate the constant torque required to stop it in 2.50 min.

    asked on October 31, 2016
  62. Physics

    A soccer play kicks the ball toward a goal that is 29m in front of him. The ball leaves his foot at a speed of 19m/s and at an angle of 32degrees above the ground. Find the speed of the ball when the goalie catches it in front of the net. my work: vxi=16.1

    asked on October 30, 2016
  63. Chem

    Calculate the value of work, w, for the following system if 26.7 g of NaN3 reacts completely at 1.00 atm and 22 °C.

    asked on October 28, 2016
  64. Math

    If my input is 0 and output is blank then my input is 1 and output 2 then input 3 output 22 input 4 output 32 how do i find the first output that is blank?

    asked on October 26, 2016
  65. Physics

    Three different masses are attached to a spring which hangs down vertically from the ceiling. A metric ruler hangs from the ceiling next to the spring and measures how far from the ceiling the sping hangs. When a 110 N weight is attached to the spring, the

    asked on October 25, 2016
  66. Physics

    The objects listed below are placed at the top of a ramp, and roll down to the bottom without slipping. Assuming that there is no air resistance, rank them in order from fastest average rolling speed to slowest. Basketball Bowling Ball Penny Wedding Ring

    asked on October 24, 2016
  67. Physics

    A sphere of radius 2.84 cm and a cylinder of radius 8.97 cm are rolling without slipping along the same floor. The two objects have the same mass. If they are to have the same total kinetic energy, what should the ratio of the sphere\'s angular speed to

    asked on October 24, 2016
  68. Physics

    A propeller is modeled as five identical uniform rods extending radially from its axis. The length and mass of each rod are 0.721 m and 2.55 kg, respectively. When the propellor rotates at 561 rpm (revolutions per minute), what is its rotational kinetic

    asked on October 24, 2016
  69. Physics

    A baseball pitcher throws the ball in a motion where there is rotation of the forearm about the elbow joint as well as other movements. If the linear velocity of the ball relative to the elbow joint is 19.7 m / s at a distance of 0.470 m from the joint and

    asked on October 24, 2016
  70. Physics

    A bicyclist is coasting straight down a hill at a constant speed. The mass of the rider and bicycle is 80 kg and the hill is inclines at 15 degrees with respect to the horizontal. Air resistance opposes the motion of the cyclist. Later, the bicyclist

    asked on October 9, 2016
  71. Physics

    An 8 kg bowling ball creates air resistance according to F(air)=2.14v. The bowling ball is rolled off the top of the sears tower. a) Calculate the acceleration (magnitude and direction at 1) The top of the building____ 2)when the ball reaches 5.6 m/s_____

    asked on October 9, 2016
  72. Physics

    Using a simply pulley/rope system, a crewman on an Arctic expedition is trying to lower a 6.17-kg crate to the bottom of a steep ravine of height 23.8 meters. The 55.6-kg crewman is walking along holding the rope, being careful to lower the crate at a

    asked on October 6, 2016
  73. Physics

    As a hiker in Glacier National Park, you are looking for a way to keep the bears from getting at your supply of food. You find a campground that is near an outcropping of ice from one of the glaciers. Part of the ice outcropping forms a 31.5° slope up to

    asked on October 6, 2016
  74. Physics

    As a hiker in Glacier National Park, you are looking for a way to keep the bears from getting at your supply of food. You find a campground that is near an outcropping of ice from one of the glaciers. Part of the ice outcropping forms a 31.5° slope up to

    asked on October 5, 2016
  75. Physics

    Using a simply pulley/rope system, a crewman on an Arctic expedition is trying to lower a 6.17-kg crate to the bottom of a steep ravine of height 23.8 meters. The 55.6-kg crewman is walking along holding the rope, being careful to lower the crate at a

    asked on October 5, 2016
  76. Chemistry

    Write the formulas of the compounds formed by NH4+ with the following anions: NO3−, HCO3−, SO42−, HPO42−. Express your answers as chemical formulas separated by commas. Use the given order of anions.

    asked on October 3, 2016
  77. Physics

    Pool players often pride themselves on their ability to impart a large speed to a pool ball. In the sport of billiards, event organizers often remove one of the rails on a pool table to allow players to measure the speed of their break shots (the opening

    asked on October 1, 2016
  78. Physics

    A soldier is tasked with measuring the muzzle velocity of a new rifle. Knowing the principles of projectile motion, he decides to perform a simple experiment at the indoor firing range. The soldier hangs a target a distance of d = 104 m from the end of the

    asked on October 1, 2016
  79. Physics

    ool players often pride themselves on their ability to impart a large speed to a pool ball. In the sport of billiards, event organizers often remove one of the rails on a pool table to allow players to measure the speed of their break shots (the opening

    asked on September 30, 2016
  80. Physics .. hard problem

    An overly eager physics student wants to confirm that the acceleration of gravity is ag=9.8 m/s^2. To check this, the student steps off the roof of the Sears Tower (height at the sky deck 427m). The rocketeer (who arrived five seconds after the student

    asked on September 27, 2016
  81. Physics

    A 2.83-kg object is thrown vertically upward from the surface of Mars, where the acceleration due to gravity is g1 = 3.71 m/s2. The initial velocity is v1, and the object reaches a maximum height of y1. What is the maximum height, y2, if the object is

    asked on September 26, 2016
  82. Physics

    On the Moon, the acceleration due to gravity is 1.62 m/s2. How far would a 13 g rock fall from rest in 5.5 seconds if the only force acting on it was the gravitational force due to the Moon?

    asked on September 26, 2016
  83. Physics

    While standing at the edge of the roof of a building, you throw a stone upward with an initial speed of 6.11 m/s. The stone subsequently falls to the ground, which is 12.7 m below the point where the stone leaves your hand. At what speed does the stone

    asked on September 26, 2016
  84. Social study

    2 down another name for mississippians

    asked on August 25, 2016
  85. Chemistry

    For the following reaction, how many kJ of heat are produceed in forming 225.0 g of NO? 4 NH3 + 5 O2 → 4 NO + 6 H2O ΔHrxn = -906 kJ/mole

    asked on July 6, 2016
  86. Government

    1. Not all resolutions need presidential approval, as do bills becoming laws. True False I think the answer is true because there are certain resolutions like joint and concurrent resolutions and joint require presidential approval while concurrent does

    asked on July 4, 2016
  87. Science : Physics

    Will an object accelerate if the forces are balanced? Why or why not? I know that the answer is that it will not accelerate but I'm having a difficult time explaining why.

    asked on June 17, 2016
  88. Science : Physics

    A 15kg object takes 26.3 meters to stop because of friction. Assume no skidding. If the frictional force is 60 N, what is the initial velocity of the object?

    asked on June 17, 2016
  89. Science

    A force of 32.3 N is applied to a 5.87 N box resting on a table. If friction acts with a force of 2.11 N, what is the acceleration of the box?

    asked on June 2, 2016
  90. Chemistry

    What mass of solid magnesium hydroxide is needed to neutralize .385 L of 2.5 M nitric acid?

    asked on May 22, 2016
  91. Chemistry

    What is the concentration of 127 mL of solution made with .450 g of nickel (II) nitrate hexahydrate?

    asked on May 22, 2016
  92. English

    Select the correct verb tense used in the sentences below That company has been making surfboards since the 1960's present perfect progressive present progressive*** past perfect progressive past progressive We had been listening to the radio when the

    asked on May 20, 2016
  93. English

    Choose the correct tense of the underlined verb Everyone in the climbing expedition /developed/ frostbite from their exposure to the cold past perfect future present past*** This recipe /will produce/ two dozen chocolate chip cookies past future perfect***

    asked on May 20, 2016
  94. English

    Choose the past form or the past participle for the underlined verb We /sell/ dozens of magazine subscriptions last week sold*** selled have selled no error Until this morning, they /kept/ the secrete to themselves keep keeped keeping no error*** The

    asked on May 20, 2016
  95. math

    Two particles A and B of mass 5kg and 9kg respectively rests on the smooth faces of a fixed wedge .They are connected by a light inextensible string passing over a smooth pulley at C and are released from rest.In the subsequent motion B hits the ground and

    asked on April 23, 2016
  96. math

    haley drew a scale drawing of a city. A neighborhood Park, which is 70 yards wide in the real life, is 175 inches wide in the drawing. What is the scale of the drawing

    asked on April 21, 2016
  97. Math

    is 2/3 larger than 4/7

    asked on April 7, 2016
  98. Math

    Suppose that a company guarantees refrigerators and will replace with a new one that breaks while it is under the guarantee. However, the company does not want to replace more than 5% of the refrigerators under the guarantee. For how long should the

    asked on March 28, 2016
  99. Math

    Suppose that a company guarantees refrigerators and will replace with a new one that breaks while it is under the guarantee. However, the company does not want to replace more than 5% of the refrigerators under the guarantee. For how long should the

    asked on March 28, 2016
  100. physics

    Freshwater (𝜌 = 1,020 kg/m3) is flowing in a horizontal pipe whose cross section widens from 9.0 cm2 to 13.0 cm2. The water speed at the wide section of the pipe is 1.25 m/s. What pressure difference (absolute value) is there between narrow and wide

    asked on March 26, 2016

Pages

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7