1. Calculus

    As you know, Chemproc, Inc. is a premier manufacturer of chemicals and chemical waste. Further, as has been recently highlighted on the local news, we are in the process of expanding our Lonlinc, Skanebra chemical manufacturing plant to add two or three

    asked by Sarah on May 14, 2012
  2. I need one more help

    In 1619, the Virginia Company in London agreed to let the colonists have some say in their government. What was the name of the assembly that had the right to make local laws for the colony? the House of Representatives the Jamestown Council the Virginia

    asked by BallaWitSwagg on October 14, 2013
  3. Statistics

    The local lottery sets up a game wherein a player has a chance of collecting $750. The player must choose a 3-digit number and if it matches, the player receives $750 It costs $1 to play the game. What is the expected profit (or loss) for each player.

    asked by Andrew on April 28, 2008
  4. Statistics

    A local fire station receives an average of 0.5 rescue calls per day. Find the probability that on a randomly selected day, the fire station will receive fewer than two calls. (Round your answer to the nearest thousandth.)

    asked by Me on July 13, 2012
  5. Math

    To build a 2.5m by 3m deck, a local building supply store chargess 1000 dolars for materials, plus carpenter's wage of $30/h. The store gives you an estimate of $1480 for the total cost. How much time is estimated for the carpenter to build the deck

    asked by Ade on May 19, 2010
  6. Math

    You want to estimate the mean amount spent by customers at a local gas station with 98% confidence and a margin of error of no more than $2. Preliminary data suggests that the standard dev. is $5.1 is a reasonable estimate for the standard dev. for all

    asked by Leah on February 20, 2011
  7. PLEASE SOMEBODY Answer this Statistics question!

    The local lottery sets up a game wherein a player has a chance of collecting $750. The player must choose a 3-digit number and if it matches, the player receives $750 It costs $1 to play the game. What is the expected profit (or loss) for each player.

    asked by Andrew on April 28, 2008
  8. Administration

    The local school system asks you to submit a proposa to do pre-employment physicals for sixty bus drivers. Wha financialor accounting inrmation do you need to submit a proposal? What will you charge the school bus system?

    asked by Laura on February 7, 2011
  9. PHYSICS

    Identify the following gas compression descriptions as adiabatic, isothermal or isobaric. a. As the gas compresses, the internal energy ÄU, decreases when the temperature decreases; the work done on the gas is greater than the heat removed from the gas:

    asked by GRISSELL on March 4, 2012
  10. Physics

    Lillian (mass 46.0 Kg) standing on slippery ice catches her leaping dog (mass 15 kg) moving horizontally at 4.0 m/s. What is the speed of lillian and her dog after the catch. momentumdoginitial=momenumCombinationafter 15*4=(46 +15)v solve for v.

    asked by jennifer on September 27, 2006
  11. Chemistry

    For a chemistry lab, I have to calculate the heat of combustion of paraffin wax. So how would I do that? And for the second part of the lab, I have to calculate the heat of fusion of ice from my data. How would I do that? I'm kind of confused so can I get

    asked by Anonymous on September 9, 2017
  12. physic

    A 0.20 kg ice cube at 0.0° C has sufficient heat added to it to cause total melting, and the resulting water is heated to70deg.Cel. > How much heat is added? (For water Lf=334kj/kg > andLv=2257kj/kg >

    asked by kristin on July 24, 2010
  13. chemistry

    given the following info for water specific heat capacity of steam 2.03 j/g degrees calculate the total quanity of heat evolved when 10.0g of steam is condensed,cooled,and frozen to ice at -50 degrees

    asked by jules on April 12, 2011
  14. Physics

    If the time taken to melt 10g of ice at 0 degree Celsius is 1 minute, how long will it take to vaporize 10g of water at 100 degree celsius using the same heater? Pls show the solution clearly. Thanks

    asked by Da S on November 15, 2012
  15. Chemistry

    You are having a garden party and are preparing a punch bowl. You add one pound of ice at -20°C to 5.00 gallons of punch at 25°C. Since the punch is mostly water, you can assume it has the same specific heat as water. What is the final temperature of the

    asked by Shell on May 19, 2011
  16. Physics

    A hockey puck is sliding on frictionless ice. It slams against a wall and bounces back toward the player with the same speed that it had before hitting the wall. Does the velocity of the hockey puck change in this process?

    asked by Robin on September 15, 2011
  17. Language Arts

    1)In all together now, Barbara Jordan's main purpose is to a)persuade readers that a tolerant society is best created by working on a small scale.*** b)inform readers of the civil rights movement in the United States. c)praise the work of the leaders of

    asked by Carly Johanson Miller on December 20, 2015
  18. physics

    Two ice skaters stand facing each other at rest on a frozen pond. They push off against one another and the 48-kg skater acquires a speed of 0.65 m/s. If the other skater acquires a speed of 0.84 m/s, what is her mass?

    asked by mathew on September 30, 2014
  19. Chemistry

    How many grams of ice would be melted by the energy obtained as 16.2 of steam is condensed at 100 degrees celsius and cooled to 0 degrees celsius? I would like to know how it's done step by step.

    asked by Sol on May 1, 2017
  20. Chemistry

    Hydrogen sulfide decomposes according to the following reaction, for which Kc = 9.30 10-8 at 700°C. 2 H2S(g) 2 H2(g) + S2(g) If 0.46 mol H2S is placed in a 4.6 L container, what is the equilibrium concentration of H2(g) at 700°C? So I thought that by

    asked by Caroline on March 10, 2015
  21. english

    Choose and Place MLA, APA, or Both in the blank. _____1. In a work with a single author, the author’s last name and initials are listed in the works cited entries. _____2. In a work with a single author, the author’s full last name and first name are

    asked by john on April 8, 2012
  22. Unit 4 - Memory, Thinking, and Intelligence

    research Spearman's Model of Intelligence and Gardner's Multiple Intelligences. Based on your findings, compare and contrast the two models. Provide several comparisons and several contrasts. Which of the two models do you feel is more in line with

    asked by candy on September 21, 2006
  23. physics

    Work Energy Lab a. What assumptions have been made in performing law of conversation of energy and analyzing the results? b. Which forces are directly responsible for generating ÄQ? c. How much work do these forces collectively (as opposed to

    asked by mas on October 4, 2010
  24. Physics

    The earth rotates once per day about an axis passing through the north and south poles, an axis that is perpendicular to the plane of the equator. (a) Assuming the earth is a sphere with a radius of 6.38 106 m, determine the speed of a person situated at

    asked by Ryan on September 30, 2016
  25. Planning

    describe what you think will be your major challenges in getting and keeping part or full time employment in the next two years. Since I don't work right now, I am usually with my family, at home, not really that busy. So once I start working, I think my

    asked by Anonymous on April 22, 2011
  26. poetry(list poems)

    I am having trouble making a list poem, I am supposed to do it on one of my favorite things. My favorite things are horses. Can anyone help me plzzz?!?!?!?!?!?!?! List Poems A list poem is a poem in which every line is one item in a list. For instance,

    asked by Holly = ) on April 24, 2007
  27. English

    1. A dog huddled in the shelter of the tunnel. (Add details about the subject) 2. It shivered in the wind. (Add descriptive details about an item in the compete predicate. 3. Finally, it left the shelter of the tunnel. (Add another predicate) 4. Its shadow

    asked by Hayden on August 14, 2016
  28. marketing

    Regarding the current legal environment facing U.S. marketing managers: a. state and local laws vary but contain important regulations. b. the focus has shifted from let the buyer beware to let the seller beware. c. product safety is now controlled. d.

    asked by Andrew on January 26, 2013
  29. math

    An instrument store gives a 10% discount to all students off the original cost of an instrument. During a back to school sale an additional 15% is taken off the discounted price. Julie, a student at the local high school, purchases a flute for $306. How

    asked by Helen on April 22, 2009
  30. math (discount)

    An instrument store gives a 10% discount to all students off the original cost of an instrument. During a back to school sale, an additional 15% is taken off the discounted price. Julie, a student at the local high school, purchases a flute for $306. How

    asked by anonymous on September 22, 2007
  31. SCI 207

    Conservationists argue that watershed protection and other ecological functions of forests are more economically valuable than timber. Timber companies argue that continued production supports stable jobs and local economies. If you were a judge attempting

    asked by MARYLANIZ on March 7, 2011
  32. physics

    A helicopter lifts a 70 kg astronaut 13 m vertically from the ocean by means of a cable. The acceleration of the astronaut is g/10. (a) How much work is done on the astronaut by the force from the helicopter? J (b) How much work is done on the astronaut by

    asked by Anonymous on October 1, 2009
  33. math

    The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years

    asked by Anonymous on November 4, 2011
  34. Math

    Students who buy tickets at a local movies theather receive a 10% discount on the price of a ticket. What is the total price for 4 students tickets if the regular cost per ticket is $6.00 ??

    asked by Random girl on August 15, 2016
  35. math

    The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years?

    asked by Anonymous on May 28, 2013
  36. Algebra

    The local zoo keeps the track of the number of dragonflies breeding in their insect exhibit each day. day: 1,2,3,4,5 and dragronflies : 3,8,15,24,35 use an equation to determine the number of dragonflies that will be breeding after 11 days.

    asked by Lissett on April 25, 2017
  37. math

    The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years?

    asked by Anonymous on May 28, 2013
  38. math

    The number of customers that visit a local small business is 37,800 and has been continuously declining at a rate of 1.7% each year. What is the approximate number of customers that visit the business in 12 years?

    asked by Caitlin on July 29, 2013
  39. pre calc

    The number of customers that visit a local small business is 29,600 and has been continuously declining at a rate of 2.9% each year. What is the approximate number of customers that visit the business in 10 years

    asked by jmam on September 17, 2013
  40. algebre

    The number of customers that visit a local small business is 51,200 and has been continuously declining at a rate of 3.8% each year. What is the approximate number of customers that visit the business in 14 years?

    asked by brit on March 21, 2013
  41. physics

    In a local bar, a customer slides an empty beer mug down the counter for a refill. The height of the counter is 1.12 m. The mug slides off the counter and strikes the floor 2.00 m from the base of the counter.

    asked by Anonymous on October 10, 2011
  42. Simple interest!

    Kenneth recentley started a new job. his starting gross monthly salary was 3200. Each year on the anniversary of his starting date, kenneth is promised a 7% raise. If keneth works for 5 years what was his gross annual income in his fifth year of work? my

    asked by brandy! on October 19, 2006
  43. algebra

    A car rental company offers two plans for renting a car. Plan A:40 dollars per day and 20 cents per mile. Plan B: 56.32 dollars per day and 12 cents per mile. If you plan to rent the car for one day, and "m" represents the number of miles driven in that

    asked by Carlos on March 27, 2017
  44. Physics

    a beaker contains 500g of water at a temperature of 80 C. How much ice at a temperature -20 C must be dropped in the water so that the final temperature of the system will be 50 C

    asked by Forhad on July 6, 2017
  45. probability

    a teacher on her way to work passes through 3 stoplights each morning. the distances between the stop lights are great and the lights operate independently of each other. if the probability of the red lights are .4,.8 and .6 for each light, what is the

    asked by Lindsey on February 25, 2014
  46. calculus

    Eight and one-half foot-pounds of work is required to compress a spring 3 inches from its natural length. Find the work required to compress the spring an additional one-half inch. (Round your answer to two decimal places.)

    asked by fgm on January 26, 2012
  47. Physics

    (a) Determine the amount of work (in joules) that must be done on a 95 kg payload to elevate it to a height of 1007 km above the Earth's surface. ANSWER in MJ (b) Determine the amount of additional work that is required to put the payload into circular

    asked by Steve on March 22, 2011
  48. Math

    Find the sum of each series by using appropriate formulas. Show your work. MY WORK: (N is the last number in the sequence) 1+2+3+...+230 n(n+1)/(1*2) 4+8+12+...+360 n(n+4)/)4*2) 1+3+5+...+123 ((n+1)/2))^2 The problem: 53+59+65+...+233 n(n+6)/(6*2)

    asked by David on November 11, 2016
  49. physics

    for both of these object system1: earth and ball if a ball is falling down, is the work done on it positive since force and displacement are in the same direction. system 2: earth and basket a basket is tied to a rope and is dropped then come to a full

    asked by eng on May 25, 2010
  50. Physics

    A construction crew pulls up an 87.5-kg load using a rope thrown over a pulley and pulled by an electric motor. They lift the load 15.1 m and it arrives with a speed of 15.6 m/s having started from rest. Assume that acceleration was not constant. a. How

    asked by Anonymous on July 31, 2012
  51. Physics

    A basketball player makes a jump shot. The 0.650-kg ball is released at a height of 1.80 m above the floor with a speed of 7.80 m/s. The ball goes through the net 3.10 m above the floor at a speed of 4.40 m/s. What is the work done on the ball by air

    asked by A on March 7, 2018
  52. Physics

    A construction crew pulls up an 87.5-kg load using a rope thrown over a pulley and pulled by an electric motor. They lift the load 15.1 m and it arrives with a speed of 15.6 m/s having started from rest. Assume that acceleration was not constant. a. How

    asked by Anonymous on July 31, 2012
  53. physics

    Calculate the work required to be done to stop a car of 250 kg moving at a speed of 18km/hr? answer is right or not please check Mass =250 kg Velocity = 18kg = 18 x 1000/60 x 60 = 5 m/s KE = ½ mv x v = ½ x 250 x 5 = 125 x 5 = 625 J Therefore the counter

    asked by Evangelin Lenin on December 31, 2015
  54. Grammar

    1.Which of the following sentences have (unreduced) compound clauses? Briefly explain your answer. a.I like cities with parks and public sculptures. b.Everyday he either burns the toast or overcooks the eggs. c.Neither does he drink nor does he swear.

    asked by Nora on April 7, 2009
  55. Algebra

    Use the five steps for problem solving. Enrollment at a particular online university is 11,600. There are seven times as many students who work full time as there are students who do not. How many students work full time and how many do not?

    asked by Poochie on July 10, 2011
  56. Algebra

    Use the five steps for solving problems Enrollment at a particular online university is 11,600. There are seven times as many students who work full time as there are students who do not. How many students work full time and how many do not?

    asked by Poochie on July 10, 2011
  57. Engineering science

    A water pump produces 9KL of water per hour at a height of 70 m above the pump.The pump is driven by a 3 KW electric motor.calculate. 1) The work done per hour 2) The work done per minute

    asked by Thulani on September 27, 2014
  58. physics

    a 5.0 kg mass hangs at the end of a cord. Find the tension in the cord if the acceleration of the mass is 1.5 m/s squared up. I'm trying to find the formula (s) to plug in the numbers to work the problem. if you can help me with the formulas and plugging

    asked by courtland on February 5, 2010
  59. Calculus

    Let f (x) = 5x^2 – 9 and g(x) = x – 3. (a) Find the composite function ( f o g)(x) and simplify. Show work. (b) Find ( f o g)(2) . Show work.

    asked by Brian on March 10, 2012
  60. Math

    3. A can do a piece of work in 6 days. B is 50% more efficient. The number of days it take B to do work is A. 9 B. 3 C. 2 D. 4 Is the answer 4? If so, how did you get your answer?

    asked by 7th grade Math on August 13, 2015
  61. about dentists

    what clothes are dentists required to wear to work? who will pay for the clothes that they wear to work?

    asked by melissa on April 18, 2009
  62. maths ( mental ability)

    P can do a piece of work in 9 days. Q is 50% more efficient than P. The number of days it takes Q to do the same piece of work is?

    asked by rupesh on November 2, 2009
  63. math

    10 men can do a piece of work in 10 days.how many days can 100 men take to do the same amount of work?

    asked by mary on July 24, 2009
  64. math

    Number of days taken by 1 man to complete the same work is less than by number of days taken by 1 women to do this work?

    asked by renjith on May 17, 2017
  65. physics

    How much power is required to do 110 J of work on an object in a time of 0.4 s? W How much power is required if the same work is done in 5 s? W

    asked by james on January 24, 2012
  66. algebra

    Let f(x)= 2x^2 +7 and g(x)= x – 6. (a) Find the composite function (f*g)(x) and simplify. Show work. (b) Find ( f*g)(1). Show work.

    asked by david on May 9, 2014
  67. psycholgy

    Please help, very lost Eric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to drive from home, park the car, and walk to his job. One day it took Eric 21 minutes to get to work. You would use the formula

    asked by mary on February 2, 2010
  68. psy

    Please help, very lost Eric has computed that it takes an average (mean) of 17 minutes with a standard deviation of 3 minutes to drive from home, park the car, and walk to his job. One day it took Eric 21 minutes to get to work. You would use the formula

    asked by mary on February 1, 2010
  69. English Improving writing

    Ok this what I have now Thanks to all of you for your help Brain storming revised The problem is Jack and Rachel often has nothing to do Bonnie and Molly is working extra and have to work over time Melanie and Jessica share an administrative assistant

    asked by Kaleigh-Anne on June 9, 2008
  70. algebra

    20. At a local candy store, Malcolm purchased some 25-cent candies and some 30-cent candies. He spent a total of $4.75. Which equation below describes the number of each type of candy he bought? A25x + 30y = 4.75 Bx + y = (4.75)/(0.25 + 0.30) C25 + x + 30

    asked by kimmie on September 29, 2017
  71. ELA

    Your principal is considering inviting a singer or musical group to perform for students at your school to raise money for a local charity. If you could invite anyone, whom would you choose? In a multiple-paragraph letter, persuade your principal to invite

    asked by hi its me on November 16, 2016
  72. Unit of Inquiry

    Which are the bangladeshi local organizations working to uphold the rights of women and children? What are their goals, missions, structure, function, real life evidence they are working and the challenges they face while they are upholding human rights of

    asked by Kate on August 15, 2009
  73. maths

    City records show that 575 burgalaries were reported in a year when the local population was 77000 and 675 were reported in a year when the populatin was 87000 .How many burgalaries can be expected when the population reaches 110,000. ..... Answer is 905

    asked by adiba on December 17, 2016
  74. Physics

    a 35 g ice cube at 0.0 C is added to 110 g of water in a 62 g aluminium cup. The cup and the water have an initial temperature of 23 C . Find the equilibrium temperature of this system? in Celsius ,, I've been trying to solve this for 2 hours now , and I

    asked by AfterLife on August 20, 2011
  75. Physics

    A dockworker applies a constant horizontal force of 82.0 to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves a distance 12.5 in a time 4.60 .

    asked by Michael on January 12, 2012
  76. Physics

    A hockey puck is sliding on frictionless ice. It slams against the wall and bounces back toward the player with the same speed that it had before hitting the wall. Does the velocity of the hockey puck change in this process? Explain.

    asked by Crystal on April 10, 2013
  77. science

    a car with a mass of 2000 kg moves along the ice with a constant velocity of 10.0 m/s. What is the car's momentum? a. 200.0 N b. 20.000 N c. 200.0 kg x m/s d. 20,000 kg x m/s I know it is twenty thousand, I'm unsure of the measurements or units. Please

    asked by kenny on September 21, 2011
  78. physics

    A puddle filled with 20. kg of water is completely frozen to -6.0 degrees celcius in the middle of winter. How much heat must be absorbed by the puddle to melt the ice and warm the water up to 20. celcius during the spring thaw?

    asked by trav on January 27, 2010
  79. Chemistry

    A piece of dry ice (solid carbon dioxide) with a mass of 30.5g is allowed to sublime. Assuming that all of the carbon dioxide ends up in the balloon, what will be the volume of the balloon at a temperature of 22 ∘ C and a pressure of 746mmHg?

    asked by Anonymous on August 15, 2013
  80. chemistry

    We calculated that 30.0 grams of ice initially at -10.0 Celsius and it requires 23.1 kj of energy to bring it all the way to a boil. How much additional energy does it take to convert all of the water to steam at 100 degree Celsius? How does this compare

    asked by mai on May 5, 2014
  81. Physics

    Which of the following surfaces has the largest amount of static friction against your skin? Which one has the highest coefficient of static friction against your skin? Select one: a. sandpaper b. ice c. wax paper d. A Teflon coated sheet.

    asked by Kelsey on September 23, 2013
  82. PHYSICS

    A 41kg box is being pushed a distance of 7.0m across the floor by a force P whose magnitude is 158N. The force P is parallel to the displacement of the box. The coefficient of Kinetic friction is 0.25. Determine the work done on the box by each of the four

    asked by Cavin on February 24, 2007
  83. math

    Describe a real life situation that could be modeled by a function. A real life situation is: A family decides that they want to get the carpet done in their house. They already have all the necessary material to do the work but they do not know how. They

    asked by Anonymous on October 11, 2010
  84. Unit 4 - Memory, Thinking, and Intelligence

    research Spearman's Model of Intelligence and Gardner's Multiple Intelligences. Based on your findings, compare and contrast the two models. Provide several comparisons and several contrasts. Which of the two models do you feel is more in line with

    asked by candy on September 21, 2006
  85. physics

    A car moving at 50 km/h skids 15 m with locked brakes. Show that a car moving at 150 km/h will skid 135 m with locked brakes. (Hint: The force doing work during the skidding is the same for both speeds. Use the work–energy theorem.)

    asked by jeremy steadman on January 6, 2014
  86. Physics

    A person heats a can of soup on a stove. If he does 250 Joules of work ON the soup by stirring it as the burner adds 1675 Joules of heat, what is the change in its internal enegry? I did 250- 1675 because the work done On something is negative. can you

    asked by angela on March 11, 2012
  87. Algebra-HELP!!!!

    When Amy drives her car to work, the trip takes 1/2 hour. When she rides the bus, it takes 3/4 hour. The average speed of the bus is 12 mph less than her speed driving. Find the distance she travels to work.

    asked by Molly on June 19, 2012
  88. algebra

    When Amy drives her car to work, the trip takes 1/2 hour. When she rides the bus, it takes 3/4 hour. The average speed of the bus is 12 mph less than her speed driving. Find the distance she travels to work.

    asked by Molly on June 19, 2012
  89. algebra

    When Amy drives her car to work, the trip takes 1/2 hour. When she rides the bus, it takes 3/4 hour. The average speed of the bus is 12 mph less than her speed driving. Find the distance she travels to work.

    asked by Molly on June 19, 2012
  90. Physics-check answer please (multiple choice)

    1. A 2.5 kg mass at rest on a horizontal surface is acted upon by an applied horizontal force of 150 N. A frictional force of 100 N acts on the mass. How much work is done on the mass? my answer: would the work be 0? 2. When a rock is thrown straight up in

    asked by Lisa on February 24, 2014
  91. physics

    a 65 kg object is pulled at a constant velocity up an incline w/ a force of 95 N parallel to the incline. Assuming that the difference between the work output and input is work required to overcome friction, what is the force of friction along the incline

    asked by Jun on April 8, 2011
  92. spelling

    write the sentence with a verb in the incorrect tense correctly. welcome, friends of the Zoo! I'd like to thank all of you who kindly donate your time to our local zoo. It's a great honor to be asked to speak at the opening of the Reptile House. As you

    asked by JAH on March 19, 2013
  93. intro to computers

    what overriding philosophy of the windows 8operating system makes it unique compared to earlier Microsoft operating systems? a.it is a universal operating system for all types of devices? b.it can host both 32-and 64- bit applications c.up to 192 users can

    asked by mary on October 30, 2013
  94. Science help

    Im trying to finish my study guide so i can study this weekend but i have more problems like this and i don't have a clue of what they mean Fertilizers and perticides applied to farm fields in pennsylvania have made their way down into the chesapeake bay

    asked by Matt on January 11, 2014
  95. English

    Writeacher, I have finally reached an agreement with my German partner. However, I'll have to check the English version of the application form by tomorrow (which is full of mistakes and contradictions! Plus: I'm ill and on sick leave). I really hope you

    asked by Henry2 on February 8, 2012
  96. Chemistry

    How many grams of ice could be melted by the energy obtained as 18.0 grams of steam is condensed at 100.0 degrees celcius and cooled to 0.0 degrees celcius?

    asked by PLEASE on March 3, 2008
  97. physics

    two ice skaters initially at rest push each other.if one skater whose mass is 60kg has a velocity of 2m/s.find the velocity of other skater whose mass is 40kg

    asked by kavya on August 3, 2014
  98. pure physics 5054 grade12 zambian exam

    why is it that 10g of ice at freezing point cools a drink faster than water of mass 10g at the same temperature(freezing point) [4marks]

    asked by Ackron Z on October 13, 2017
  99. english

    This is the first paragraph of my essay, how does it look? Imagine being 6’3” in the eighth grade and everyone in the school making comments about your height. There are definitely advantages and disadvantages to being tall. My best friend’s mother

    asked by lizzie on July 13, 2011
  100. physics

    You see an optical illusion of an ever-upward spiral staircase. The climber trudges up and up and never gets anywhere, going in circles instead. Suppose the staircase is provided with a narrow ramp, allowing the tired stair-climber to push a wheelbarrow up

    asked by Lance on November 4, 2012