sammy

Most popular questions and responses by sammy
  1. math

    1. QTR and ______ are complementary. QTS * RTS PTN QT 2. QTN and _____ are supplementary. QTS QTP * RTS PTR 5. PTN is adjacent to _____. QTR PTS RTS NTS *

    asked on March 10, 2016
  2. Geomety check

    Complete the two-column proof. Given:

    asked on October 5, 2015
  3. science

    which of the following would be most likely to lead to increase biodiversity? A.clear-cutting B.oil drilling C.national park planning D.farming

    asked on December 11, 2013
  4. Health-Please Help!!!

    1. The functions of the respiratory system are (select all that apply) A. to pump blood to your body B. to deliver oxygen to the body C. to remove carbon dioxide from the body D. to absorb nutrients 2. The dome-shaped muscle that lies below the lungs and

    asked on February 8, 2016
  5. Please check my answers English

    Read the following sentences from "When Greek Meets Greek." Fraser scratch his head. "I know of a landlord up the road who vow that ain't ever taking anybody who come from the West Indies. But he don't mind taking Indians. He wouldn't know the difference

    asked on October 2, 2015
  6. Geometry check

    how is constructing an angle bisector similar to constructing a perpindicular bisector? Both constructions begin with a given angle Both constructions allow you to find the midpoint of a segment Both constructions require that you draw a ray Both

    asked on August 27, 2015
  7. Engish Check answers please

    21. Which of the following sentences contains a misplaced modifier? (1 point) ⦁ I can’t believe I heard you complain about your surprise party! ⦁ Reading Paul’s essay, it was apparent his research skills were poor. ⦁ Alexis painted the murals

    asked on October 26, 2015
  8. Geometry Check please

    Is the following definition of complementary angles reversible? If yes, write it as a true biconditional Complementary angles are two angles whose sum measures to 90 degrees - The statement is not reversible - Yes, if angles are complementary, then their

    asked on October 5, 2015
  9. English Check please

    The High School Step Team Karla’s cousin Jade urged her to join the step team. “This afternoon you should definitely try out!” Jade suggested after the final bell rang. “I know she wants the best for me,” Karla thought to herself, “but I’m

    asked on October 26, 2015
  10. Economics Please Help!!!

    Why is there a difference between interest charged and interest earned? A) Banks are non-profit institutions B) Banks are profit-making institutions C) Banks must pay more than they receive D) There is no difference between interest charged and interest

    asked on December 21, 2015
  11. Math Please help!!!

    A 154-lb person burns 420 calories per hour riding an exercise bicycle at a rate of 15 mi/h. Write a function rule to represent the total calories burned over time by that person. Can someone please help me???

    asked on May 19, 2015
  12. Geometry help

    The true conditional statement "If 1/2 (m

    asked on October 5, 2015
  13. Social Studies

    Which of the following most contributed to the rise of Sumer? A)agriculture B)trade C)military conquest D)monotheism Is the answer B? Please help, I'm not sure.

    asked on January 21, 2016
  14. Math- Probability Please Help!

    1) You and 3 friends go to a concert. In how many different ways can you sit in the assigned seats? A) 6 B) 12 C) 24 D) 10 2) You own 7 pairs of jeans and want to take 2 of them with you on vacation. In how many ways can you choose 2 pairs of jeans? A) 60

    asked on April 23, 2015
  15. Social Studies Please Help

    1) What conclusion can you draw about the comparative advantages other countries have in farming over Japan and the Koreas? 2) What conclusion can you draw about the government's influence on daily life in North Korea? Explain your reasoning. My answer:

    asked on March 25, 2016
  16. History

    1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that individual citizens could work to improve social problems C.) the belief that business and the free enterprise system

    asked on March 7, 2016
  17. Social Studies

    What effect might the dry climate of Mongolia and western China have on the people who live there? In my opinion, I think that there might be less fresh produce (crops), which people need for part of their sustenance. Also, the dry climate may cause

    asked on February 29, 2016
  18. History

    1.)which describes a belief of the progressive movement ? A.) the belief that government could correct ills of society B.) the belief that idividual citizens could work to improve social problems C.) the belief that business and the free enterprise system

    asked on March 8, 2016
  19. Social Studies

    1) What statement best describes Yokohama? A) Yokohama is an ancient political center B) Yokohama is a rural farming village C) Yokohama is a large, crowded city D) Yokohama is an important mining town 2) What describes a difference between life in japan

    asked on March 1, 2016
  20. physics

    Ilya and Anya each can run at a speed of 7.80 and walk at a speed of 3.20 . They set off together on a route of length 5.00 . Anya walks half of the distance and runs the other half, while Ilya walks half of the time and runs the other half. Part A How

    asked on September 29, 2012
  21. Language Arts-Poetry

    The Tide Rises, the Tide Falls by Henry Wadsworth Longfellow The tide rises, the tide falls, The twilight darkens, the curlew calls; Along the sea-sands damp and brown The traveller hastens toward the town, And the tide rises, the tide falls. Darkness

    asked on February 25, 2016
  22. 1 More English check please!!

    Read the following sentences from "The Destructors." The new recruit had been with the gang since the beginning of the summer holidays, and there were possibilities about his brooding silence that all recognized. He never wasted a word even to tell his

    asked on October 26, 2015
  23. Social Studies

    Out of the experience of an extraordinary human disaster that lasted too long, must be born a society of which all humanity will be proud. The time for the healing of the wounds has come. The moment to bridge the chasms that divide us has come. Never,

    asked on May 20, 2016
  24. Trigonometric Functions! (Ferris Wheel)

    The Ferris wheel at a carnival has a diameter of 18m and descends to 2m above the ground at its lowest point. Assume that a rider enters a car at this point and rides the wheel for two revolutions My main problem is how to get the phase shift. (The answer

    asked on May 21, 2013
  25. Math help

    You buy clothing at a sale. You buy sneakers at 2/3 of their original price of $60, a sweater at 7/10 of its original price of $35, and a jacket at 5/6 of its original price of $45. Answer each question and show all your work. a. How much money did you

    asked on January 27, 2013
  26. Language Arts

    Write an essay in which you analyze the importance of plot events and characters' actions to the development of a story's theme. You might choose "Raymond's Run" by Toni Cade Bambara, "The Story-Teller" by Saki, "The Finish of Patsy Barnes" by Paul

    asked on October 25, 2017
  27. Science

    Why are aboriginal clan systems considered a human social system?

    asked on October 10, 2012
  28. SS-Please Help!!!

    What are some of the benefits and pitfalls of the ethnic, language, and religious diversity in Africa? ***(It's an essay question)*** Thank you! (=

    asked on November 11, 2015
  29. algebra

    Kevin invested his savings in two investment funds. The amount he invested in Fund A was $3000 less than the amount he invested in Fund B. Fund A returned a 8% profit and Fund B returned a 5% profit. How much did he invest in Fund A, if the total profit

    asked on June 1, 2015
  30. Math (trigonometry)

    A baseball diamond is actually a square with each side approximately 27.4 m. The pitcher's mound is 18.4 m from home plate on the diagonal of the square - note that the pitcher's mound is NOT located at the centre of the diamond! a) How far (to 3 decimal

    asked on December 2, 2012
  31. chemistry

    A student suspected that an unknown was undergoing a chemical change at its melting point. Suggest a simple method for testing this hypothesis.

    asked on September 15, 2011
  32. Check please

    Which of these is a feature of early American and colonial literature? a. the literature primarily focuses on religious themes b. the voices of women and minorities are absent (my answer) c. the literature was nonexistent before the printing press d. the

    asked on October 2, 2015
  33. 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

    asked on October 27, 2012
  34. Chemeistry

    when 4.50 g of fe2o3 is reduced with excess h2 in a furnace, 2.6 g of iron metal is recovered. What is the percent yield when molar mass of Fe2O3 is 159.7

    asked on March 25, 2013
  35. physics

    A satellite circles the earth in an orbit whose radius is 2.01 times the earth's radius. The earth's mass is 5.98 x 1024 kg, and its radius is 6.38 x 106 m. What is the period of the satellite?

    asked on October 8, 2012
  36. Physics

    A ball is thrown straight upward and returns to the thrower's hand after 3.40 s in the air. A second ball is thrown at an angle of 29.0° with the horizontal. At what speed must the second ball be thrown so that it reaches the same height as the one thrown

    asked on October 13, 2010
  37. PreCal

    Angel of Elevation: You are skiing down a mountain with a vertical height of 1500 feet. The distance from the top of the mountain to the base is 3000 feet. What is the angle of elevation from the base to the top of the mountain? Traveling at 25 miles per

    asked on January 18, 2012
  38. physics

    A 950-kg race car can drive around an unbanked turn at a maximum speed of 46 m/s without slipping. The turn has a radius of 120 m. Air flowing over the car's wing exerts a downward-pointing force (called the downforce) of 12000 N on the car. (a) What is

    asked on July 1, 2013
  39. cal

    Water, at the rate 10 ft^3/min, is pouring into a leaky cistern whose shape is a cone 16' deep and 8' in diameter at the top. At the time the water is 12' deep, the water level is observed to be rising 4''/min. How fast is the water leaking away? Can

    asked on November 19, 2008
  40. Science Please Help!!!

    A woman with a genetic disease marries a man who does not carry the disease. It is not possible for their children to carry the disease. The disease must be a) sex - linked b) recessive c) dominant d) cause by an extra chromosome I think the answer is

    asked on February 13, 2016
  41. Social Studies

    1) In which of the following ways are Japan and South Korea similar? A) they both are peninsulas B) they both are made up of islands C) they both have dry summers D) they both have few mineral resources

    asked on March 3, 2016
  42. Physics

    The maximum force a grocery sack can withstand and not rip is 250 N. Calculate the greatest acceleration 20 kg of groceries can be lifted from the floor to the table such that the sack does not break.

    asked on October 24, 2012
  43. 5 grade math

    $3,000,000,000,000,000 how much is this in words?

    asked on May 2, 2011
  44. Analogy

    Analogy: broom is to sweep AS brush is to _____________ 5 letter word that starts with either scr, spr, str, or thr. I've been trying to figure this out but I can't. I need help.

    asked on April 14, 2010
  45. Econ

    Suppose that the government decides to charge cola consumers an excise tax. Before the tax, 12 million cases of cola are sold every month at a price of $3.50 per case. After the tax, 6 million cases of cola are sold every month; consumers pay $4.00 per

    asked on August 24, 2009
  46. History

    1.) which was a part of the populist party's platform? A.) tax breaks for farmers B.) civil rights for all Americans C.) higher tariffs on foreign goods** D.) increased industrial development 2.) Whom did Rebecca Latimer Felton replace when she was

    asked on March 7, 2016
  47. english

    What is the main effect of the scene with the lightning strike on the reader? 1. It suggests the narrator has little understanding of the world. 2. It suggests the power of nature is beyond the control of the narrator 3. It suggests the shifting nature of

    asked on August 29, 2015
  48. Geometry help

    m angle 2 =34 degrees find m angle 1 Would appreciate the help on this one This is for long x that has 1 and 3 labeled top and bottom left side is labeled 4 right side is 2 That's what it looks like best I know how to describe it

    asked on October 5, 2015
  49. social studies

    Compare and contrast how the United States and Canada achieved independence. Why do you think the United States has 10 times more people than Canada? Explain one way that ethnic groups in the U.S. and Canada are similar and one way that they are different.

    asked on March 11, 2013
  50. math ( Discrete Functions)

    lottery offers two options for the prize. (7) Option A: $1000 a week for life. Option B: $600 000 in one lump sum. If you choose Option B, you have the opportunity to place the winnings into an investment that also makes regular payments, at a rate of

    asked on August 25, 2017
  51. Calculus

    Optimization: A man on an island 16 miles north of a straight shoreline must reach a point 30 miles east of the closet point on the shore to the island. If he can row at a speed of 3 mph and jog at a speed of 5 mph, where should he land on the shore in

    asked on April 30, 2016
  52. Science-Please Help!!!

    Which of the following systems is not directly involved in the body's regulation of water. a. digestive b. muscular c. urinary d. integumentary

    asked on November 5, 2015
  53. CHEM

    If 335g water at 65.5 degC loses 9750 J of heat, what is the final temperature of the water?

    asked on March 1, 2010
  54. history

    in lincolns second inaugural adress he says with malice toward none with charity for all what does this quote reveal about lincolns attitude toward the south a. forgiveness b. hatred c. indifference d. envy

    asked on March 22, 2018
  55. Math I REALLY NEED HELP!!!!!!!!!

    A figure is dilated by a scale factor of 4. If the origin is the center of dilation, what are the coordinated in the original figure of a vertex located at (8,8) in the enlarged figure? A/(2,2) B/(4,4)

    asked on January 9, 2013
  56. Chemistry

    Why does changing the volume of the reaction vessel have no effect on this equilibrium? CO(g) + Fe3O4(s) CO2(g) + 3FeO(s)

    asked on March 8, 2010
  57. Physics

    There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I have

    asked on August 25, 2009
  58. studying

    wut should i study for a social studies unit test in the 8th grade????

    asked on January 24, 2008
  59. math

    A lottery offers two options for the prize. (7) Option A: $1000 a week for life. Option B: $600 000 in one lump sum. If you choose Option B, you have the opportunity to place the winnings into an investment that also makes regular payments, at a rate of

    asked on August 25, 2017
  60. Math

    Find the area for a triangle: base 14 cm, height 5.5 cm. 19.5 cm² 77 cm² 38.5 cm² 770 cm²

    asked on February 25, 2013
  61. Economics

    Among monopoly, oligopoly, Monopolistic competition, and perfect competition, how would you classify the markets for each of the following drinks? a. tap water b. bottled water c. cola d. beer I think it would be... a. Monopoly b. Oliopoly c. monopolistic

    asked on December 5, 2006
  62. physics..please help?

    At rest, a car’s horn sound at the note A(440Hz) The horn is sounded while the car is moving down the street. A bicyclist moving the same direction with one third the car’s speed hears a frequency of 415 Hz. What is the speed of the car? Is the cyclist

    asked on April 10, 2007
  63. statistics

    a recent poll of 700 peole who work indoors found that 278 of the smoke. If the researchers want to be 98% confident of thier results to within 3.5% how large a sample is necessary? how do i work this problem?

    asked on June 21, 2008
  64. Maths

    Find the area of the region bounded above by y=2cosx and above by y=secx,-π/4≤x≤π/4

    asked on April 22, 2017
  65. Social Studies-Please Help

    Which of these nations has the highest population density? A) China B) Indonesia C) Mongolia D) Japan Is the answer japan or china, I'm not sure, can someone please help? Thanks! (=

    asked on February 15, 2016
  66. english

    What is the main effect of describing key events in the narrative as "accidents" or as happening by chance? They suggest the events are not entirely negative in their effects on the narrator. They suggest the events cannot be retold objectively by the

    asked on August 29, 2015
  67. chemistry

    a chemist reacts 8.85g or iron with an excess oh hydrogen chloride to form hydrogen gas and iron(II)chloride.calculate the theoretical yield and the percentage yield of hydrogen if 0.27g H2 are collected

    asked on March 7, 2010
  68. Math (trigonometry)

    A surveyor wishes to find the height of a mountain. He selects points A and B on level ground along the same line of sight to the mountain. He measures the distance AB to be 1503 m and the angles of elevation of the top of the mountain from the points to

    asked on December 2, 2012
  69. Algebra

    Jonas purchased a new car for $25,000. Each year the value of the car depreciates by 20% of its value the previous year. In how many years will the car be worth $5000?

    asked on April 29, 2015
  70. science

    Why are liners laid down at the bottom of a landfill before waste in the landfill?

    asked on December 11, 2013
  71. Algebra 2

    I need steps on how to complete this please i am so confused and lost. :( Consider the infinite geometric series x e n=1 -4(1/3) n-1. In this image, the lower limit of the summation notation is "n=1". a. Write the first four terms of the series. b. Does

    asked on March 10, 2015
  72. Periodic Function (Trigonometric Fuctions)

    A lighthouse beacon rotates through 360 degrees every 12 seconds, it is located 100 m off the shore of an island with a coastline of steep cliffs running north and south. As the light beam sweeps clockwise, starting from the north (direction of 0 degrees),

    asked on May 20, 2013
  73. english

    I feel exquisite pleasure in dwelling on the recollections of childhood, before misfortune had tainted my mind and changed its bright visions of extensive usefulness into gloomy and narrow reflections upon self. 1. Which words from this text help develop

    asked on August 29, 2015
  74. physics

    A stereo speaker emits sound waves with a power output of 100W. (a) find the intensity 10.0m from the source. B) find the intensity level in decibels, at this distance. C) at what distance would you experience the sound at the threshold of pain,120dB?

    asked on April 10, 2007
  75. Physics

    There is a rod that is 50cm long and has a radius of 1cm that carries a charge of 2uC distributed uniformly over its length. What would be the value of the magnitude of the electric field. (a) 4.0 mm from the rod surface, not either end So far I got

    asked on August 25, 2009
  76. maths literacy geog business studies bio English a

    What can I study after school with the following subjects maths literacy business studies bio English lo Afrikaans geog

    asked on December 17, 2014
  77. Pre-Algebra

    Can U Just Check My Answer Please! Thank You Guys :D Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between ____________ A) one set of values. B) two sets of values. C) three sets of values. D) four sets

    asked on March 25, 2013
  78. Maths

    A.Find the area of the region bounded above by y=2cosx and above by y=secx,-π/4≤x≤π/4. B.Find the volume of the sold generated by revolving the region in (A) above about the x-axis

    asked on April 22, 2017
  79. MATH HELP

    The Francesco Company produces spaghetti sauce that is used in restaurants. The fixed costs total $1,329,050. The selling price per 64 oz. can of sauce is $12.40. The variable cost per can is $4.80. What is the break-even point in number of cans?

    asked on March 2, 2016
  80. Us history

    Examine the unalienable rights of individuals as started in the declaration. Do you think these rights are upheld today? Gives examples and support your answer.

    asked on January 30, 2017
  81. Calculus

    Find the Rates of convergence of the following functions as h->0 lim h->0 sin h - hcosh ------------- = 0 h Find the Rates of convergence of the following functions as n->inf lim (Sin (1/n))^2=0 n-> inf

    asked on December 11, 2009
  82. Science Please Help!!!

    1) Which of the following is not a function of the human nervous system? A. regulating heartbeat B. listening to music C. moving oxygen from air into the blood D. signaling the diaphragm to contract 2) An external event stimulates a sensory nerve, which

    asked on November 16, 2015
  83. Pre-Algebra

    Can U Just Check My Answer Please! Thank You Guys :D Complete the sentence below. Scatter plots are used to look for a pattern of association, or trend, between ____________ A) one set of values. B) two sets of values. C) three sets of values. D) four sets

    asked on March 25, 2013
  84. PreCal

    Projectile Motion: An object is propelled upward at an angle theta, 45 degree < theta

    asked on January 18, 2012
  85. ENGLISH

    PLEASE HELP !! Identify the pronoun in the sentence below. Also identify the class and noun function of the pronoun using the abbreviations from the chart. For intensive pronouns, put NONE for noun function. 1.Robert was successful because his planning

    asked on November 3, 2011
  86. physics

    The coefficient of static friction between the 3.0 kg crate and the 31° incline shown below is 0.300. What is the magnitude of the minimum force, F, that must be applied to the crate perpendicularly to the incline to prevent the crate from sliding down

    asked on October 23, 2011
  87. Algebra

    Jonas purchased a new car for $25,000. Each year the value of the car depreciates by 20% of its value the previous year. In how many years will the car be worth $5000?

    asked on April 29, 2015
  88. biology check answers please

    The Hershey-Chase experiment proved that DNA was the hereditary material because. a) radioactive phosphorus in viral proteins was shown not to enter bacterial cells b) radioactive phosphorus in viral DNA was shown to enter bacterial cells **** (my choice)

    asked on December 3, 2015
  89. Economics

    Assume that you are considering a 7-night vacation to Fort Walton Beach, Florida, in March. You estimate the total cost of the trip to Fort Walton Beach at $1,250, including discounted airfare. However, a resort at Myrtle Beach, South Carolina, is offering

    asked on October 18, 2015
  90. Math

    Use the binomial probability to solve. Basketball Suppose you make 90% of your free throws and you attempt 3 free throws. Use the Binomial Theorem to calculate each probability. a. You do not make any of them. - I have this one b. You only make 1 of them.

    asked on April 29, 2015
  91. Physics

    There is a proton that is at the origin and an ion at x1=6 nm. If the electric field is zero at x2= -3 , what is the charge on the ion? All I ahve for this is 2q/d^3=-e/x1^3 q=9*10^9 d=9 e=1.602*10^-19 x1=6 I get -2.7. They want an integer so i put up -3.

    asked on August 17, 2009
  92. Physics

    A rock, which weighs 350 lb in air, weighs 226 lb when submerged in fresh water (62.4 lb/ft3). The volume of the rock is:

    asked on December 16, 2010
  93. math

    an airline passanger fell asleep halfway to her destination. When she woke up, the distance remaining was half the distance traveled while she was asleep. What portion of the trip was she asleep?

    asked on February 23, 2010
  94. English 10

    1. All of the following define the theme of a story EXCEPT (1 point) a.the central idea of a work b.the underlying message in literature c.the methods of characterization employed by the writer ****** d.the lesson, or moral, of the story which can be

    asked on August 24, 2015
  95. physic angular momentum and torque

    What is the angular momentum of a figure skater spinning at 2.7rev/s with arms in close to her body, assuming her to be a uniform cylinder with a height of 1.6m , a radius of 14cm , and a mass of 50kg How much torque is required to slow her to a stop in

    asked on March 29, 2014
  96. english

    Read Article IX of the United States Bill of Rights: The enumeration in the Constitution, of certain rights, shall not be construed to deny or disparage others retained by the people. What is the main effect of setting the phrase of certain rights off with

    asked on August 30, 2015
  97. physics

    Three identical blocks connected by ideal strings are being pulled along a horizontal frictionless surface by a horizontal force . (Figure 1) The magnitude of the tension in the string between blocks B and C is = 3.00 . Assume that each block has mass =

    asked on September 29, 2012
  98. chem101

    which of the following compounds have polar bonds and a net dipole moment? a) H3COH b) H3CCOCH3 ALSO PLEASE CHECK THIS, RANK THE FOLLOWING FROM MOST TO LEAST ACIDIC COMPOUND: A)H2SO4>H3CCO2H>H20 B)H3CCH2NH2>H3CCH2OH>H3CCO2H

    asked on September 11, 2011
  99. math consumer business cat

    Four factors that could threaten or limit the core functions of the media

    asked on May 23, 2016
  100. Math

    Which measure of central tendency best describes these data? 100, 5, 90, 95, 100 A. the mode only B. the mean and the median C. the mean only D. the median only I've never really understood central tendency

    asked on March 31, 2011

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