Questions Asked on
September 23, 2013

  1. Chemistry

    Select the statements that correctly describe buffers.? 1) The pH of a buffer solution does not change significantly when any amount of a strong acid is added. 2) The Ka of a buffer does not change when any amount of an acid is added to the buffer

    asked by Aria
  2. math

    Noah built a fenced dog run that is 8 yards long and 6 yards wide.He placed post at every corner and every yard along the length and width of the run.How many post did he use?

    asked by valeria
  3. Math

    If sin(x) = 1/3 and sec(y) = 29/21 , where x and y lie between 0 and π/2, evaluate the expression using trigonometric identities. (Enter an exact answer.) cos(2y)

    asked by AJ
  4. statistics

    suppose that grade point averages of undergraduate students at one university have a bell shaped distribution with a mean of 2.55 and a standard deviation of 0.43. Using the empirical rule, what percentage of students have grade point averages that are

    asked by roy
  5. Property help

    Which property is illustrated by the following statement (3z)xy=3(zx)y Associative property of multiplication Communative property of Multiplication Inverse property of multiplication Communative of Addition My answer is commnative property of addition am

    asked by Alex
  6. Physics

    A novice golfer on the green takes three strokes to sink the ball. The successive displacements of the ball are d1 = 4.00 m to the north, d2 = 1.90 m northeast, and d3 = 1.00 m at θ = 30.0° west of south (figure below). Starting at the same initial

    asked by Terio
  7. AP Physics

    A pail of water is rotated in a vertical circle of radius r = 1.49 m. The acceleration of gravity is 9.8 m/s 2. What is the minimum speed of the pail at the top of the circle if no water is to spill out? Answer in units of m/s

    asked by Sam
  8. chemistry

    A laser pulse with wavelength 540 nm contains 4.40 Mj of energy. How many photons are in the laser pulse?

    asked by Anonymous
  9. Chemistry

    How many moles of H2O are in 3.00L of water? (d=1.00g/mL)

    asked by Cassandra
  10. physics

    a golf ball of mass 0.045kg is moving in the x-direction with a speed of 9.0 m/s, and a baseball with mass 0.145kg is moving in a negative y-directionwith a speed of 7m/s. what are the magnitude and direction of the total momentum of the system consisting

    asked by daisy jean
  11. Computer Science

    Write a program that reads the subtotal and the gratuity rate in this order, then computes the gratuity and total. For example, if the user enters "10" for subtotal and "15" (%) for gratuity rate, the program displays "1.5" as gratuity and "11.5" as total.

    asked by Anonymous
  12. Physics

    Children sled down a 45 m long hill inclined at 26 degrees. At the bottom, the slope levels out. If the coefficient of friction is 0.1, how far do the children slide on the level ground?

    asked by Joan
  13. English

    What type of clause or phrase is italicized in the sentence below? The play, a three-act farce, amused everyone.

    asked by AJ
  14. english

    In the following sentence, identify the part of speech of the italicized word. Catching fish is one of the oldest pastimes. the italicized word is is. A. Adverb B. Conjunction C. Preposition D. Verb I thought it was a preposition at first but after some

    asked by corie
  15. Algebra

    4. A shipping crate has a square base with sides of length x feet, and it is half as tall as it is wide. If the material for the bottom and sides of the box costs $2.00 per square foot and the material for the top costs $1.50 per square foot, express the

    asked by Ariff
  16. physics

    A bullet was fired horizontally from the top of a 1.5x10^2 m tall tower at 2.8x10^2 m/s. Determine its speed on impact with the ground below.

    asked by Brian
  17. math

    a cookie recipe calls for 2 1/4 cups of flour.the yield of the recipe is two dozen much flour goes into each cookie?

    asked by jesse
  18. Physics

    Children sled down a 45 m long hill inclined at 26 degrees. At the bottom, the slope levels out. If the coefficient of friction is 0.1, how far do the children slide on the level ground?

    asked by Joan

    A rod 14.0 cm long is uniformly charged and has a total charge of -20.0 µC. Determine the magnitude and direction of the electric field along the axis of the rod at a point 36.0 cm from its center. N/C

    asked by suhani
  20. Math

    a 13 ft by 27 ft rectangular swimming pool is surrounded by a walkway of uniform width. if the total area of the walkway is 384 ft^2 how wide is the walkway

    asked by Anonymous
  21. Math Word Problem

    Stefany ran 2 miles each day for 14 days. How many miles did she run in 14 days? Explain two different ways to solve this problen, and then solve

    asked by Jared
  22. statistics

    air coin is flipped 20 times. a. Determine the probability that the coin comes up tails exactly 15 times. b. Find the probability that the coin comes up tails at least 15 times. c. Find the mean and standard deviation for the random variable X giving the

    asked by nneamaka
  23. Chemistry

    Table salt, NaCl, and sugar C12H22O11 are accidentally mixed. A 5.50g sample is burned and 3.60g of CO2 is produced. What was the mass percentage of the table salt mixture?

    asked by Andrew
  24. chemistry

    Which of the following is a precipitation reaction? I. 2 Mg (s) + O2 (g) → 2 MgO (s) II. SO3 (g) + 2 H2O (l) → H3O+ (aq) + HSO4- (aq) III. Pb2+ (aq) + CrO42- (aq) → PbCrO4 (s) IV. 2 H2O (g) → 2 H2 (g) + O2 (g) V. Ag+ (aq) + 2 NH3 (aq) →

    asked by sos
  25. history

    were anti-federalists mainly southern states, and federalists were northern? did they compromise by federalists adding the bill of rights into the constitution, that way it could be ratified?

    asked by Blaze
  26. geometry

    Earth completes one full rotation each day, making the Sun appear to rise and set. If the Sun passes directly overhead, by how many degrees does its position in the sky change every hour?

    asked by samantha rodriguez
  27. Florida career college

    The medical practice uses 48-inch-wide shelving units, which hold 46 inches of files per shelf. There are eight shelves. This means each unit can hold 8x46 inches = 368 inches . How many shelving units does the practice need to store its patient records?

    asked by Wava
  28. Physics

    Liz rushes down onto a subway platform to find her train already departing. She stops and watches the cars go by. Each car is 8.60 m long. The first moves past her in 1.70 s and the second in 1.52 s. Find the constant acceleration of the train.

    asked by Terio
  29. Lubrication

    A pump fitted with 50mm bore ball bearings uses an oil whose viscosity ranges from 100cSt at cold pump start-up to 7.5Cst when running at maximum speed and load. If these viscosities are the safe limits for the oil, specify the maximum start-up speed and

    asked by Tony
  30. Math

    If I put 4,736 marbles into groups of 100, how many groups would I have? Show how you figured it out.

    asked by Camoren
  31. Geometry

    Line BD bisects angle ABC. Angle ABC= 9x. Angle ABD= 4x+13. Finds angle DBC

    asked by Taylor
  32. Chemistry

    If a student used an iron scoopula, instead of a plastic one, to add the unknown metal to the HCl solution, will it affect the calculated molar mass of the unknown metal? If so, how? Justify your answer with an explanation.

    asked by Ella
  33. world history

    Comparing and Contrasting-In what ways are modern burial practices similar to those of the ancient Egyptians? How are they different?

    asked by Anonymous
  34. Law

    1. The Eighth Amendment to the U.S. Constitution prohibits what two types of punishment? A. Harsh, typical B. Cruel, unusual C. Cruel, justified D. Cruel, mean is it B 2. What are the two types of mistake in respect to criminal law? A. Mistake of law and

    asked by Amy
  35. Chemistry

    Can calcium hydroxide solution be used to distinguish Co(NO3)2 and Fe(NO3)3 solutions using only the titration technique? Justify your answer with an explanation.

    asked by Ella
  36. physics

    A flow calorimeter is used to measure the specific heat of a liquid. Heat is added at a known rate to a stream of the liquid as it passes through the calorimeter at a known rate. Then a measurement of the resulting temperature difference between the inflow

    asked by Chip
  37. Math

    Find two numbers the exact answer is between 4 x 94

    asked by Erica
  38. English

    What is an example of activating prior knowledge when reading a story? a. Use what you already know about a topic to help you understand the story. b. Write down questions about the story while you read. c. List unfamiliar vocabulary so you can look it up

    asked by Anonymous
  39. physics

    A cylinder with a piston contains 0.3 kg of water at 100 degrees C. What is the change in internal energy of the water when it is converted to steam at 100 degrees C at a constant pressure of 1 atm? The density of water is 1000 kg/m^3 and that of steam is

    asked by Chip
  40. 7th grade pre-algebra

    The problem is a(a-c)=23. Solve for c if both a and c are positive numbers. Thanks

    asked by DJ
  41. Physics

    Just as a car tops a 47 meter high hill with a speed of 36 km/h it runs out of gas and coasts from there, without friction or drag. How high, to the nearest meter, will the car coast up the next hill?

    asked by Jay
  42. science. -_-

    Okk so im not asking for answers, i just need somone to expplain this homework to me! I don't get it what so ever. So the homework tittle is Weight in space. So it has a whole discripition in wjich i will write dpwn for you. The paper says: Gravity is an

    asked by Leslie:)
  43. Literature

    In "Gumption," why does Charlie Oyster's father challenge the WPA men's decision to give Charlie a road work job instead of an office job? A. He thinks it is unfair that Sylvester got an office job rather than Charlie. B. He insists that Charlie will learn

    asked by Eionna
  44. English

    Use context clues to define the word treacherous below. The treacherous equipment in the mills was unsafe for the workers, yet small children were forced to climb around and under it every day. a. broken b. dangerous ? c. imposing d. shaking

    asked by Anonymous
  45. AP Chemistry

    redox reaction: Hydrogen peroxide is added to an acidified solution of potassium permanganate. what is the total redox reaction?

    asked by Gabriella
  46. finance

    An investor is thinking about buying some shares of Computer Engines, Inc., at $60 a share. She expects the price of the stock to raise to $100 a share over the next 3 years. During that time, she also expects to receive annual dividends of $3 per share.

    asked by robb
  47. physics

    the earth is approximately sphere of radius 6.37*10^6 meter.what is its surface area in square km? what is its volume in cubic km?

    asked by anagha
  48. math

    I 64 men do a job in 15 days how many more men are needed to do the job in 12 dsys?

    asked by mke
  49. Math

    The cost of a telephone call is 75 cents plus 25 cents times the number of minutes

    asked by Kirandeep
  50. physics

    Matt Ashell, world famous downhill skier, waxed his skis with the wrong kind of wax and ended up with a relatively high coefficient of friction of 0.40. If Matt, who weights 667.5 N is on a downhill slope of 38 degrees, will he slide without a push?

    asked by meder
  51. Physics

    A certain type of ideal gas at pressure p0 is contained in a plugged flask of volume V initially at temperature T1 . The environmental pressure remains constant p0 . (a) As the flask is heated up to temperature T2 , the plug pops out. What is the pressure

    asked by Anon.
  52. physics

    A kitten pushes a ball of yarn rolling toward it at 1.00 cm/s with its nose, displacing the ball of yarn 17.5 cm in the opposite direction in 2.00 s. What is the acceleration of the ball of yarn?

    asked by erfewr
  53. math

    the sum of three even consecutive integers if the first integer is y.

    asked by jaime c
  54. Phyics

    One afternoon, a couple walks three-fourths of the way around a circular lake, the radius of which is 2.16 km. They start at the west side of the lake and head due south to begin with. (a) What is the distance they travel? (b) What is the magnitude of the

    asked by I NEED HELP PLZ!!! Thanks!!!
  55. physics

    A soccer ball is kicked from the ground with an initial speed of 18.9 m/s at an upward angle of 47.0˚. A player 54.4 m away in the direction of the kick starts running to meet the ball at that instant. What must be his average speed if he is to meet the

    asked by Troy
  56. Geography (Ms. Sue)

    How might the overall population densities of the Latin America's landmass and population to those of the United States compare?

    asked by Anonymous
  57. Physics

    A cylindrical copper rod of length 1.20 m and cross-sectional area 5.60 cm^2 is insulated to prevent heat loss through its surface. The ends are maintained at a temperature difference of 100 degrees C by having one end in a water-ice mixture and the other

    asked by cm
  58. math

    The Survey of Earned Doctorates regularly assesses the numbers and types of doctorates awarded at U.S. universities.It also provides data on the length of time, in years, it takes to complete a doctorate. Below is a modified list of this completion-time

    asked by ios7
  59. anatomy

    the lungs are lateral to the heart?

    asked by betty
  60. Calculus

    Find the Taylor series of f(x) = sin(x) at a = Pi/3.

    asked by Bryan
  61. Physics

    Assume that the maximum aperture of the human eye, D, is approximately 8 mm and the average wavelength of visible light, λ, is 5.5 x 10-4 mm. a. Calculate the diffraction limit of the human eye in visible light. D = 8 mm = 0.008 m λ = 5.5 x 10-4 mm = 5.5

    asked by vv
  62. Math

    The research department in a company that manufactures AM/FM clock radios established the following cost, and revenue functions: R(x) = x(50-1.25x) C(x) = 160 + 10x where 0 < x < 20. a) Determine when R = C (to the nearest thousand units. e.g. 6.247)

    asked by Ally
  63. Physics

    An oxygen tank of volume V is stored in a medical laboratory. Initially, the tank is full of compressed oxygen at pressure p_{0} . Lab regulations require a refill when the pressure in the tank drops to p_{2} so as to avoid contaimination by impure gas.

    asked by Anon.
  64. grammar

    what is the simple and complete predicate in this sentence: She and her classmates practice their English with each other.

    asked by donovan
  65. Applied Business Math

    Michelle needs to save $7,000 for school in the next two years. She found a bank that offers a 9% interest rate compounded annually. What does she need to deposit at the beginning of the year to have enough money for school?

    asked by Latoya Porter
  66. Pure Mathematics

    4) The roots of the equation z^2+2z+4=0 are denoted by α and β. a) find α and β in the form re^iθ, giving the values of r and θ b) Using de Moivre's Theorem, show that α^3=β^3. c) find the exact value of αβ*+α*β

    asked by Kerry
  67. math

    how can making small groups help estimate large numbers

    asked by kad
  68. Social Studies

    The Spanish, the Dutch, the French, the Portuguese, and the British are all examples of what? What are they called?

    asked by Anonymous
  69. Finance

    Templeton Extended Care Facilities, Inc. is considering the acquisition of a chain of cemeteries for $400 million. Since the primary asset of this business is real estate, Templeton's management has determined they will be able to borrow the majority of

    asked by Patricia
  70. Phyics

    Two rockets are flying in the same direction and are side by side at the instant their retrorockets fire. Rocket A has an initial velocity of +5800 m/s, while rocket B has an initial velocity of +9100 m/s. After a time t both rockets are again side by

    asked by math question?
  71. math

    A small grill can hold two hamburgers at a time. If it takes 10 minutes to cook one side of a hamburger, and 5 minutes to cook the other side, then what is the shortest time needed to cook both sides of three hamburgers?

    asked by godwin
  72. Physics 102

    What would be the path of the Moon if somehow all gravitational forces on it vanished to zero?

    asked by Miss Angie
  73. Physics

    The frequency of a centrifuge is 60 Hz and its radius is 0.15 m. What is the centripetal acceleration of an object in the centrifuge at a distance of 0.15 m from the center?

    asked by ss01
  74. Math

    The sum of three times a first number and twice a scond number is 43. If the second number is subtracted from twice the first number, the result is -4. Find the number. Mainly I can't figure out is this is two problems in one or just one.

    asked by Callianna
  75. Math

    The length of a rectangle is twice the width. The perimeter is 84 cm more than its width. Find the dimensions.

    asked by Stephanie
  76. Fcc

    Using the average 1/2-inch thickness, how many inches of shelf space will be required for 40,000 charts?

    asked by Wava
  77. 2nd grade math

    I am inside the path. (7,6,9,3) I am the difference of 2 numbers outside the path (7,8,5,6) What number am I?

    asked by LV
  78. Math

    a group of friends went on a hiking trip. they planned to hike a total of 38 miles. they want to complete 25% of the hike by the end of the first day.

    asked by Tiffany
  79. Math HELP!!

    The water level of a lake decreases by 6 inches over 3 years. What is the mean yearly change in the water level?

    asked by Jamie
  80. Physics

    In a fully surfaced submarine, a certain amount of air at temperature T1 is compressed into a tank of volume V at pressure p1 . As this submarine dives deeply, the temperature of the compressed air drops substantially to T2 , whereas the pressure becomes

    asked by Anon.
  81. Physics

    At t = 0, an automobile traveling north begins to take a turn. It follows one-quarter of the arc of the circle of radius 9.8 m until, at t = 1.38 sec, it is traveling east. The car does not alter its speed during the turn.

    asked by Jenn
  82. geometry

    For 1 through 10, what is the area and volume of the given shape, if the length of one side of the base is 6, the height is 8, and the slant height is 10? (Not all shapes will require all three numbers.) The shape is a right prism with: 1. an equilateral

    asked by brittany
  83. language

    What is the simple predicate in this sentence: Renewable resources include air and water.

    asked by Tami
  84. Math

    If two angles of one triangle are congruent to two angles of another triangle, then?

    asked by Bj
  85. biomechanic/physics

    A person applies an 80-N pulling force 25 degrees counterclockwise with respect to the right horizontal to a 100-N box. The coefficient of static friction between the box and the floor is 0.85. Will the box slide?

    asked by meder
  86. Physics

    A block of ice at 0 degrees C, whose mass is initially 40.0 kg, slides along a horizontal surface, starting at a speed of 5.26 m/s and finally coming to rest after traveling 22.5 m. Compute the mass of ice melted (in grams) as a result of friction between

    asked by cm
  87. physics

    An electron at ground state in the atom (-10.38eV)is struck by a passing electron with 7.00eV of energy. What is the velocity of the passing electron afrer the collision?

    asked by sam
  88. Child day care management

    One can encourage children to engage in sociodramatic play by

    asked by Hana
  89. Social studies

    Louisiana is home to a variety of cultural groups. Identify four cultural groups found in the state and describe how each has influenced Louisiana.

    asked by ISABELLA
  90. ms.sue please help

    does the article have an argument, call of action, claims, submitted to support each of the claims, counterargument, and the rebuttal to the argument. the final bell rings. it's the last day of school, and summer has finally come! students don't don't have

    asked by loli
  91. Social studies

    Demonstrate an understanding of movement and acculturation by tracing the development of Cajun food and culture .

    asked by DIANA
  92. Math

    what is the ratio of 4 engines to 18 box cars....trying to help my son in math???

    asked by trevor
  93. health

    2. Rene Dubos defined health as "a quality of life"...on the part of the individual and is associated with the Medical Models of Health. Is this true or false?

    asked by Jimmy
  94. Child day care management

    To determine liability one must figure out who is legally

    asked by Hana
  95. chemistry

    the density aniline c6h5nh2 is 1.02g/mL how many molecules are present in 1.00Lsample

    asked by Anonymous
  96. Math

    Three bells begin to toll together and toll respectively at intervals of 6, 8, and 12 seconds. After how much time will they toll together again???

    asked by Cortez
  97. Math

    Find an inverse variation equation that models the data. Length 4,6,8,9,10 Weight 24, 16,13,11,9

    asked by Jack
  98. Physics

    What is the car's forward acceleration,at a speed of 30m/s,when the driving force on the wheels is 650N

    asked by Pilediwa
  99. Math


    asked by Jessie
  100. mathematics

    A book seller purchased 117 books out of which 45 books of mathematics and 72 books of physics.Each book has same size .Mathematics and Physics books are to be packed in bundles and each bundle must contain same no. of books.Find the least number of

    asked by help(in much need)!!!!!!!!!!!!!!!!!!!!
  101. Hisory

    Based on the one of Woodrow Wilson's 14 points, how would freedom of navigation on the high seas benefit France, Great Britain, Italy, Poland, and Serbia as countries individually? Based on the one of Woodrow Wilson's 14 points, how would the creation of

    asked by Bobby Brown
  102. math

    Jon makes a bar graph that shows the number of dogs owned by members of his class. if the smallest number is 1 and the largest number is 4; what interval should Jon use?

    asked by Erika
  103. math

    how do I write 20,000,000+ 70,000+4,000+900 in standard form

    asked by shannon
  104. English

    Mother Jones asked various newspaper publishers about why they didn't write about child labor in Pennsylvania. The publishers told her they couldn't, since owners of the mills also owned stock in their newspapers. "Well, I've got stock in these little

    asked by Anonymous
  105. physics

    Neon-20 has a nuclear mass of 19.992439 amu. the total nuclear binding energy for Ne-20 is? (Mprotons=1.6726x10^-27 kg) (Mneutron=1.6749x10^-27kg)

    asked by sam
  106. Social studies

    Louisiana is home to a variety of cultural groups. Identify four cultural groups found in the state and describe how each has influenced Louisiana .

    asked by DIANA
  107. English

    What's a good introduction for an essay about Pressure that Working College Students Face? please help (:

    asked by Blanca
  108. history

    use ten adjectives to describe ghost towns. I got: 1-abandoned 2-ancient 3-lonely 4-broken down 5-old 6-empty 7-sad 8-quiet I still need 2 more adjectives, but I am all out of ideas.. please help, thank you

    asked by justin
  109. psychology

    Discuss the social and psychological implications of taking a strictly nature view and the social and psychological implication of taking a nurture view?

    asked by Anonymous
  110. English

    1. The king covered the cost of street lighting. 2. The nex tax covered the cost of street lighting. (Are both sentences grammatical?)

    asked by rfvv
  111. PSC 101

    How much heat is needed to raise the temperature of 130 g of copper from 31c to 77c ?

    asked by jm1003
  112. Analyzing with ANOVA

    Submit your answers to the following questions using the ANOVA source table below. The table depicts a two-way ANOVA in which gender has two groups (male and female), marital status has three groups (married, single never married, divorced), and the means

    asked by Vanessa
  113. wgu qlc

    isosceles proof prove that angle dgf is isoceles given line eg bisects angle def edg is congruent to efg

    asked by shonda
  114. PHYSICS

    Two facts: A freely falling object at Earth’s surface drops vertically 5 m in 1 s. Earth’s curvature “drops” 5 m for each 8-km tangent. Discuss how these two facts relate to the 8-km/s speed necessary to orbit Earth.

    asked by Need help badly
  115. Math

    Alaska has 18 national parks.if you add zero to that number,you get the number of national parks in many national parks are in Virginia?how do you know?

    asked by Anonymous
  116. Law

    A bedrock principle underlying the First Amendment is that the government may not prohibit the expression of an idea simply because society finds the idea itself possesses which of the following? A. Offensive, disagreeable B. Meaningful, acceptable C.

    asked by Amy
  117. reading

    My teacher made us read Anne Frank Remembered and I was absent for a few days so now I have to do a presentation tomorrow on something I found that related to the novel but the novel just confused me ALOT and I have no idea what to do for my

    asked by josh
  118. 8th grade reading ! please help !

    I have a presentation due tomorrow on a connection that I made with the Anne Frank Remembered novel but I cant think of an item that I can connect to the novel.. I need help. It has to be one paragraph about the connection and it can be a song,poem,or

    asked by kimmy
  119. phyics

    In an historical movie, two knights on horseback start from rest 94.3 m apart and ride directly toward each other to do battle. Sir George's acceleration has a magnitude of 0.273 m/s2, while Sir Alfred's has a magnitude of 0.280 m/s2. Relative to Sir

    asked by question
  120. Social studies

    Demonstrate an understanding of movement and acculturation by tracing the development of Cajun food and cultural.

    asked by ISABELLA
  121. EDU 490 Interdisciplinary Capstone

    Shelby teaches 9th grade Social Studies at a small high school in the rural plains of Kansas. Most of her students are farm kids who will end up working their parents’ farms for the duration of their time in Kansas. In order to make use of the abundant

    asked by kim
  122. basic english

    Complete the following sentence with a word or words that show a logical relationship. Joshua took a nap _____ sorting the mail.

    asked by sally
  123. Algebraic Expressions

    ic expression for the following word phrase product of 7 and the sum of 3 and z is it 3+7 ---- 7 please help Thank you

    asked by Alex
  124. A

    Please help me graph the equation: 1.y=4x+6 2.y=x+8 3.Use the intercepts to graph the equation. 3x+5y=15

    asked by John
  125. Math

    The area of each trapezoid is 3 times the area of one triangle. The area of one triangle is six square units. What is the total area of the figure in square units?

    asked by Dan
  126. math

    What is the benefit of creating a visual distribution of data rather than simply looking at a list of the data?

    asked by ios7
  127. Literature

    What literary device pertains to this sentence? 1. The smashed hulk of metal, twisted and shaped into awkward, unlikely angles, lay on its side; one rear wheel spun slowly. Ruefully, the man said to his companion, "i'll bet i finally got rid of that squeak

    asked by Kelley
  128. Math

    Another problem with my checking. The teacher says the answer is 280 but when I try to check it I never get the right one (24-d)/16=19

    asked by Jenny
  129. Phyics

    A tourist being chased by an angry bear is running in a straight line toward his car at a speed of 5.48 m/s. The car is a distance d away. The bear is 30.5 m behind the tourist and running at 6.67 m/s. The tourist reaches the car safely. What is the

    asked by I NEED HELP PLZ!!!
  130. English

    I was humiliated when the post office called us one Sunday requesting that we pick up immediately a package of rotting food. Actually, it was just some pungent daikon (long white radish), sent by a friend who knew Papa loved eating it with rice and hot

    asked by Anonymous
  131. Drive in Movie Theaters

    research 3 reliable sited websites for text information for Drive in Movie Theater and at least 3 websites of historical information

    asked by anonymous
  132. health

    Is it true that societal health determinants are predicated on policy?

    asked by Jimmy
  133. English

    Robin Hood would steal from the rich and give to the poor. (What tense is the sentence in, past or present?)

    asked by rfvv
  134. English

    What literary devices does these three sentences pertain to? 1. I am guiltless in the matter, so I wash my hands if it. 2. I had to wait an eternity for the file to download. 3. Her emotional problems placed a wall between her and her family. ( an attitude

    asked by Jan
  135. algebra

    if it takes you half an hour to travel 26 miles to work what is your average speed

    asked by jack
  136. PSY 102

    I REALLY NEED HELP BADLY WITH THESE QUESTIONS SOMEONE PLS HELP..... Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?

    asked by Miss Angie
  137. Earth Space(soon please!)

    Hypothetically, how hot do you think a green star would be?

    asked by Bryce
  138. American history

    The religion that is sometimes called Central America is actually apart of what continent.?

    asked by simon
  139. Science

    Why are the different gene combinations in the zygote important to survival of the species. Please help Thank you!!!!

    asked by Cherie
  140. 5th grade Math

    The school received 14 rolls of free movie tickets from a local theater. There are 48 tickets in each roll. The school has 32 classes of 24 students each. If the school plans to give one ticket to each student, which of the following statements is true? A.

    asked by steph
  141. math

    What is the benefit of creating a visual distribution of data rather than simply looking at a list of the data?

    asked by ios7
  142. math

    P lease need help with the following 4,830.5 divided by 5 round to the nearest hundredth. and 68.1 divided by 13 also rounded to nearest hundredth

    asked by sam
  143. Physics

    In a Joule experiment, a mass of 1.00 kg falls through a height of 50.0 m and rotates a paddle wheel that stirs 0.600 kg of water. The water is initially at 15 degrees C. By how much does its temperature rise (in degrees C)?

    asked by Chip
  144. math integers

    -2-(-3)-(-4)+5+6= Please show work I get 14 and when I do it on a calculator its 16

    asked by andra
  145. English

    What literary devices does this sentence pertain to? Love enfolded us in her arms.

    asked by Hannah
  146. HIstory

    Why did the United States and the French support the creation of an independent Polish state in the Treaty of Versailles? How would the creation of an independent Polish state benefit the other allies?

    asked by Bobby Brown
  147. algebra

    The perimeter of a collrge athletic field is 104 meters and the length is 18m more than the width.Find the length and width.

    asked by John
  148. physics

    An electron at ground state in the atom (-10.38eV)is struck by a passing electron with 7.00eV of energy. What is the velocity of the passing electron afrer the collision?

    asked by sam
  149. SS

    What is demographic and how is it related to the history of America?

    asked by Unknown
  150. math

    find two numbers the exact number is between. my daughter is estimating products.

    asked by kent
  151. Math


    asked by Kirandeep
  152. Math

    Gregory filled a tank with 4 1/2 gallons of water. Linda filled the same tank with anothewr 2 1/3 gallons of water. finally, Meg added another 2 gallons of water. How many gallons of water were added to the tank?

    asked by Jay
  153. English

    So Keiko and I would bring out our white baby dolls with brown hair and green glass eyes and place them around the table as well. Identify the prepositions in the sentence. Choose all which apply. a. would b. with c. place d. around I'm having some trouble

    asked by Anonymous
  154. Calculus

    I hate these Y= (Square root of x) - 2 ________________________ (square root of x) + 2 Calculate dy/dx Please help, thank you

    asked by Tim
  155. history

    what is a good website to describe a boom town in the west in the 1800s. a website of what they do there and what occurs during a typical day of mining.. including techniques of mining, description of the town, the mines, and the town's inhabitants... also

    asked by justin
  156. social studies

    What is an example of the relationship between a Louisiana and cultural diffusion ? a) the demonstration of making file powder for gumbo at creole heritage day b) hands-on children activities at fest for All c) eating strawberry festival in Ponchatoula d)

    asked by isabella
  157. Child day care management

    I need to check my answers for exams number 00385300 working with school-age children

    asked by Hana
  158. Math

    Can I get help on just 3 questions? -6x + (1 - 3x) x 8 (r-1) x -3 - 3 (n-4) x -7 +7 Thanks

    asked by Sam
  159. History

    What are the disadvantages and advantages of international waters? How does the creation of international waters benefit countries such as the US, France, Britain, Poland, Serbia, Italy ?

    asked by Bobby Brown
  160. math

    Find two numbers the exact answer is between 3*567 Need help with this problem

    asked by Green
  161. biomechanic/physics

    , what effect on Flim was produced by a) changing the nature of the surfaces, b) changing the normal force, and c) changing the area of contact between the surfaces? Be sure to cite specific results that support your responses to parts a-c.

    asked by meder
  162. Trig

    (x+1)(x-4) is greater than or equal to (x-2)^2

    asked by Kiki
  163. math

    If you purchase an item for $1,242 at an interest rate of 9.8%, and you finance it for 1 year, how much is the amount of add-on interest? (Round your answer to the nearest dollar.)

    asked by Antonio
  164. What is 30 x 6?

    I did,, 30 30 >60 30 30 >60 30 30 >60 +___ 180

    asked by Hailey
  165. Math


    asked by Kirandeep
  166. algebra 2

    How would you solve 3x^2+8x-91=0 and 9r^2+4r+2=0 using the quadratic formula?

    asked by Krystal
  167. Math

    I think I'm doing the process wrong since I know the answer isn't 20 but that's the only thing I'm getting. 11-15f=24

    asked by Jenny
  168. Pure Mathematics

    1) i) use an algrbraic method to find the square root of 2+i√5. give your answer in the form x+iy, where x and y are exact real numbers ii)hence find in the form x+iy where x and y are exact real numbers, the roots of the equation z^4-4z^2+9=0 iii) show

    asked by Queenie
  169. math grade 10

    Solve 3p-6q = 0 4p+1q = 3 Using any method Thank you!!!!

    asked by rose
  170. @writeacher question

    i have a question that is similar to the one you helped me in

    asked by loli
  171. English

    1. The king created a new tax to cover the cost of street lighting. 2. The king created a new tax so that he could cover the cost of street lighting. 3. The king created a new tax which covered the cost of street lighting. 4. The king created a new tax

    asked by rfvv
  172. Math

    The number 57733conteins two set of digits in which one digit is ten times as great as the other what are the values of the digits in each set

    asked by Anonymous
  173. social studies

    how to improve writing skills?

    asked by sam at
  174. Math

    I still can't understand this one.In class we got 42 but I got 48 and when I check it none of them match up 4/8y-21=3 What is y?

    asked by Jenny
  175. English

    What literary device would pertain to these sentences? 1. He leaned hard against the wall. (Upright structure which encloses something or serves as a boundary) 2. "It was not the buildings or arch that made the children gasp. It was how the buildings were

    asked by Sam
  176. Math

    Please help! 1) -6 + 5(-5 - 3m) 2) -3 + 4(x + 2) 3) 3(1 + 5n) - 6n 4) -6b - 6(3 -4b) 5) -6x + (1-3x) x 8 6) (r - 1) x -3 - 3 7) (n - 4) x -7 + 7 8) -4(6 + 4v) + 7 Thanks.

    asked by Sam
  177. Math with applications

    Find the vertex of 1. F(x)=3(x-c)^2+1

    asked by Holly
  178. social studies (history)

    how is vigilant justice similar to cliques in middle school?

    asked by nicole
  179. Math


    asked by Jessie
  180. math

    why do you round 73 753 to 74 000 or 70 000 but not 73 000

    asked by Anonymous