1. Science

    The Millennium Force is the highest roller coaster in North America. It reached a maximum height to 94.5 m. The total mass of the roller coaster car and its passengers is 1380 kg. The speed of the roller coaster is 41.1 m/s at its lowest point on the
  2. math

    Two players play a game on the Cartesian plane. The game starts by placing a token at a lattice point in the first quadrant. The players alternate turns, with player one going first. On her turn, player 1 can move the token 2 units to the left or 1 unit
  3. Physics

    An army of armadillios is attacking Cosine Castle where the coyotes reside. If an army must clear the 45 meter walls by 5 meters, at what angle must they set their cannons (from the horizontal) in order to fire inside the castle walls? The cannons fire
  4. french - reflexive verbs

    the word order for past tense is je ne me le lui y en ai pas donné but when you're using reflexive verbs for past tense its "je me suis" does the suis incorporate into the word order?
  5. math

    Charlie decides he is going to have some friends over for pizza. He estimates that each friend will eat 3 pieces of pizza and knows that East Slide's large pizzas each have 8 slices. How many large pizzas does he need to order if he invites 9 friends?
  6. Physic please help!

    Two parallel slits are illuminated by light composed of two wavelengths, one of which is 645 nm. On a viewing screen, the light whose wavelength is known produces its fifth dark fringe at the same place where the light whose wavelength is unknown produces
  7. math

    a man is building a studio that has a circular base. the interior of studio has a diameter of 40 feet. what is the area of the floor space?
  8. Math

    You have a rectangular yard that has perimeter of 72 meters. The current area is between 300 and 350. What are the dimensions of your current fenced in space
  9. physics

    The gravitatioinal force between two metal sphere in outer space is 2000 N. How large would the force be if the two spheres were four times farter apart?
  10. math calculus

    if i,j,k are the standard unit basic vectors, in 3 space, determine the value of k dot(j-3k)+(i-4k) dot (i-4k)-8 |i cross -k| (Simplify without using components)
  11. Geometry

    If I have a tv cabinet that is 72inches long and 60 inches high how large a tv could I put in the space (leave 2 inches on all sides for the edging of the tv)
  12. Space Science

    I can't seem to understand why lunar eclipses occur only twice a year and not monthly. I have looked up a lot of answers, but I don't understand. Thanks for the help.
  13. business 115

    List your references according to APA guidelines in the space below. You are required to use at least one outside source to support your viewpoint, and this source can be the textbook.
  14. Math #rd grade

    Bryan has 3 nickels, 3 dimes, and 2 quarters. What fraction of the coins is either a dime or a quarter? There is a space for only 1 fraction answer.
  15. english

    Rewrite the sentence to improve emphasis, using the guidelines in parenthesis. The flights of man into space are truly astonishing (inverted sentence)
  16. english

    rewrite each sentence to improve emphasis, using guidelines in parentheses the flights of man into space are truly astonishing (inverted sentence)
  17. algebra**

    Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 5 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.
  18. ivcc

    What is the magnitude of the apparent weight of a 76 astronaut 3200 from the center of the Earth's Moon in a space vehicle accelerating toward the Moon at 3.6 ?
  19. space

    I'm doing a solar system project for school. The problem I'm facing is that I'm am doing every two feet is 10 astronomical units, but how many 1/8 inch's is one astronomical unit?
  20. physics

    Why do the passengers in high-altitude jet planes feel the sensation of weight while passengers in the International Space Station do not?
  21. physics

    during space flight, astronauts often refer to forces as multiples of the force of gravity on earth's surface. what does a force of 5g mean to an astronaut?
  22. chemistry

    which quantum number, or quantum numbers, can be connected with the direction a particular orbital position points in space, regarding wave mechanics?
  23. science

    The moon spins,or_____ ,in space. The words to use for this is revolves ...rotates...orbit lunar eclipse...or solar eclipse
  24. Social Studies

    What are the nine types of landforms? please help! This site is excellent. http://gpc.edu/~pgore/Earth&Space/landforms.html

    4. List your references according to APA guidelines in the space below. You are required to use at least one outside source to support your viewpoint and this source can be the textbook.

    How much work is done by the Moon's gravitational field as a 1005 kg meteor comes in from outer space and impacts on the Moon's surface? PLEASEEEEEEEEEE
  27. physics

    An astronaut in his space suit has a total mass of 275 kg. His weight on the asteroid Erewhon is 0.3 N. What is the acceleration of gravity on Erewhon?
  28. Physics

    Calculate a space shuttle territory 250 km above Earth's surface. Earth's mass is 6.0 * 10^24kg and its radius is 6.38 * 10^6 m (6380km)
  29. physics (Mathmate)

    The space shuttle is in a 250 mile high orbit. What are the shuttle's orbital period, in minutes and its speed?
  30. math

    Emory is mounting 3 shelves of 12 3/4 in apart on a wall. If each board is 3/4 in. thick, what is the total vertical space occupied by the set of shelves?
  31. chemistry

    Consider the compound NOCl. In the lewis dot structure, which element should be the central atom? Choose from following. N,O,Cl,both N or O could be in middle, both N or Cl could be in the middle,both O or Cl could be in middle,or all the elements could be
  32. Calculus

    Let V be the volume of the three-dimensional structure bounded by the region 0≤z≤1−x^2−y^2. If V=a/bπ, where a and b are positive coprime integers, what is a+b?
  33. Foreign languages

    Can't you have the structure "have someone do something" in American English? Thank you very much, Writeacher. I had her get a piece of chalk.Active She was asked (requested??) to get a piece of chalk. Passive (??)
  34. highschool bio

    Cells are specialized in structure to match their function. Compare cell specialization in gametes with other examples of cell specialization.
  35. calculus

    Let V be the volume of the three-dimensional structure bounded by the region 0≤z≤1−x^2−y^2. If V=a/bπ, where a and b are positive coprime integers, what is a+b?
  36. Chemistry- DrBob222

    Can you please write the isomer name though? I will draw it from that. Write an isomer of structure for a), b) and c) and name them. a) 3,3-dimethylpentane b)3-methyl-4-ethyl-1-hexyne c)3,3,4-trimethyl-1-pentene
  37. AP Chem

    A valid Lewis structure of __________ cannot be drawn without violating the octet rule. Answer: BeH2 Why would BeH2 break the octet?
  38. Social Studies

    What are the differences and similarities of the social structure and family values of persons from Bosnia and persons from Poland?
  39. Chemistry-please help quick!!

    Write a balance equation for alluminium nitrate and draw an atomic structure for alluminium nitrate...
  40. Health Care Management

    I need 200-300 words PLEASE on Which type of organizational structure in health care is more effective and why?
  41. Finance

    What makes up a company's capital structure what is the purpose of determining the weighted average cost of capital for a company
  42. government

    Why did the framers of the Constitution fear 'excessive democracy'? In what ways were the framers able to limit its influence on the structure of government?
  43. Biology

    Do you know, by chance, how scientists discovered the make-up of DNA? Was it via a microscope and if so, what type of microscope allows you to view the structure of DNA?
  44. Fundamentals of Early Childhood Education

    Describe nine elements of daily structure recommended for early childhood program.
  45. Probability

    What is the probability of an event E in a uniform sample space S?
  46. science

    a body that revolves around another body in space. it has 9 letters
  47. Math

    A square is 10.5 sq ft by 10.5 sq. ft. The tiles used are 1 sq. ft. How many tiles will be used to fill the space?
  48. paragraph

    i need help because i have to write about space exploration can you type your paragraph on here please
  49. science

    Systems in space are called blank science?
  50. probability

    Let A and B be events in a sample space S such that P(A) = 0.6, P(B) = 0.4, and P(A B) = 0.27. Find the probability P(B|A)
  51. space

    why cant petrol driven cars we use on earth be used on the earth?
  52. science

    what science project can i create in the category of space?
  53. Music

    I need to know about Columbia in America. Like the D.C.'s and how the space shuttle Columbia got her name.
  54. Physics

    When you drive down the highway, you are moving through space. What else are you moving through?
  55. Chemistry

    The decomposition of hydrogen peroxide in solution and in the presence of iodide ion was studied in laboratory, and the following mechanism proposed based on the experimental data. H2O2 + I - = H2O + IO - (slow) H2O2 + IO - = H2O + O2 + I - (fast) Which
  56. Chemistry

    Consider the following equilibrium: H2CO3 (aq) ↔ H2O (l) + CO2 (g) Which direction will the equilibrium shift (left or right) if we: Increase the pressure by decreasing the volume of the system: Increase the pressure by adding Argon to the system:
  57. math

    A ladder , 5 meter long , standing on a horizontal floor , leans against a vertical wall . If the top of the ladder slides downwards at the rate of 10 cm/sec . Find the rate at which the angle between the floor and the ladder is decreasing when the lower
  58. civics

    Libertarians believe that individual liberty is very important.They believe that people have the right to engage in any activity that is peaceful and honest. They also support a limited government and elimination of income tax. On which of the following
  59. Chemistry

    The reaction of NO and O2 produces NO2. 2 NO(g) + O2(g) „_ 2 NO2(g) The reaction is second-order with respect to NO(g) and first-order with respect to O2(g). At a given temperature, the rate constant, k, equals 4.7 x 10^2 M^¡V2s^¡V1. What is the rate
  60. Philosophy Question: Definitions

    Hi everyone, Can someone with a knowledge of philosophy please help me define these terms? Speculative Philosophy First Order Discipline Second Order Discipline Thanks! - Lee Sites on Speculative Philosophy" http://www.ditext.com/broad/csp.html#sp
  61. College Algebra

    1.Answer the following for the given quadratic function. f(x) = -2x^2 - 8x - 13 (a) does the graph of f open up or down? (b) what is the vertex (h,k) of f? (c) what is the axis of symmetry? (d) what are the intercepts? (e) how is the graph suppose to look
  62. American government

    According to this chart, what is one result of the federal reserve sharply decreasing the discount rate? a. deflation occurs as the economy expands b. deflation occurs as the economy contracts c. inflation occurs as the economy expands******* d. inflatioon
  63. Math

    The daily temperature is decreasing at a rate of 2 degrees Fahrenheit T represent the daily high temperature now right then expression for the high temperature in five days the current at high temperatures need to address for hi-fi high temperature in five
  64. Science

    What kind of Information can a Compound microscope provide? Much more information than I can type for the next three months. Blood cells, animal parts, leaf structures, snow flakes, and you get the idea. I was sick about two weeks when I was a child and we
  65. Physics

    A boiler furnace releases 10000.000kJ of heat for each kg of fuel burned and produces dry saturated steam at 10000.000kPa from feed water at 190.000 degrees Celsius. How many kg of steam will be produced for each kg of fuel burned if the boiler had an
  66. Science

    1. Which of the following is the correct definition of minerals? A) A naturally occurring, inorganic solid that has a crystal shape and definite chemical composition. B) A naturally occurring, inorganic solid that forms through crystallization of melted
  67. Health Physics

    A machine is used to either do work or to convert energy. To find the efficiency of a machine, one must compare the power input to the machine to the power output of the machine. What does thepower take into account in addition to the amount of work done
  68. Health Physics

    A machine is used to either do work or to convert energy. To find the efficiency of a machine, one must compare the power input to the machine to the power output of the machine. What does thepower take into account in addition to the amount of work done
  69. physics

    A refrigerator with a weight of 1,127 newtons needs to be moved into a house using a ramp. The length of the ramp is 2.1 meters, and its height is 0.85 meters. What is the percentage efficiency if a force of 496 newtons is applied to the refrigerator? 44
  70. Precalculus

    How do you setup the equation for this? Thanky ou! Find the ratio of the surface area of a cylinder to the volume of the cylinder if the height remains at 10 cm. Simplify this ratio and let f(x) = the simplified ratio. Let r be the radius of the cylinder.
  71. english

    Describe the literay elements used in the book Twisted Summer by Willo Davis Roberts? We'll be glad to critique your answer if you post it here. You may get some ideas about the literary elements from the reviews in this site.
  72. Chemistry

    The experimentally measured and generally accepted value for the molar volume of Na is about 23 cm3/mol. Which of the following best explains why the value calculated in Part B is significantly smaller than the measured values? Part B Answer 16.3 cm3/mol
  73. contemporary math

    You are the accountant for Suite Dreams, a retail furniture store. Recently, an order of sofas and chairs was received from the manufacturer with terms of 3/15, n/45. The order amounted to $230,000, and Suite Dreams can borrow money at 13% ordinary
  74. math

    Anita's, a fast-food chain specializing in hot dogs and garlic fries, keeps track of the proportion of its customers who decide to eat in the restaurant (as opposed to ordering the food "to go"), so it can make decisions regarding the possible construction
  75. biology

    Will someone please check my answers? 1. Which process results in an individual inheriting the incorrect number of chromosomes? a.)mutation b.)nondisjunction<-- c.)segregation error d.)duplication error e.)linkage 2. Which data in Hershey and Chase's
  76. Management 330

    Please can you recommend two strategies that organizational managers and leaders can use to create and maintain a healthy organizational structure. 2.Differentiate between Management and Leadership. Thank you
  77. biology

    Which has more redox energy Lysine or Tryptophan? I was thinking Lysine because it has a long chain C-H and C-C bonds but trypyophan has a cyclic structure that also have lots of C-C and C-H bonds. Please help!
  78. biology

    Draw a picture of the structure of a water molecule that includes all of the following: hydrogen, oxygen, partial positive charge(s), partial negative charge(s)
  79. Chemistry

    The Bohr model stops representing correct atomic structure when? Why? What does this mean for remaining atoms? How does Bohr's model relates to the periodic table?
  80. health

    which is a main factor that accounts for changes in the american family structure 1.casual friends 2.close friends 3.opposite sex friends 4.personal friends
  81. technology

    Describe a hypothetical scenario in which you would write a proposal. How would this differ from a situation in which a standard report would be more appropriate? How do these two report types differ in purpose and structure?
  82. Organic chemistry

    compound with a molecular formula C8H16O has the following H-nmr spectrum: 3H triplet at 0.90, 1.0 to 1.6 8H multiplet, 2.05 3H singlet, 2.25 2H triplet. What is the structure of this compound? I think it is 2-octanone but not sure
  83. physics

    A hard rubber ball, released at chest height, falls to the pavement and bounces back to nearly the same height. When it is in contact with the pavement, the lower side of the ball is temporarily flattened. Suppose the maximum depth of the dent is on the
  84. Biochemistry

    My professor was saying something about cycling, how it compacts the structure, and how it relates to solubility somehow. He used the example of cyclohexane vs. hexane, but I didn't catch what he said. And then he mentioned proline, which is a cyclic amino
  85. chemistry

    Draw a line-bond structure for propene,CH3CH=CH2; indicate the hybridization of eachcarbon, and predict the value of each bond angle. Can someone explain the steps, im lost with how our teacher explained, about sp2 and sp3, ect. help?
  86. Chemistry

    1. Chemistry is the study of the composition, structure and properties of substances.- F? 21. Which is found in the nucleus-- Protons or neutrons? 27. Copper metal is: a. poor conductors b. brittle c. malleable C? 44. What is the charge on most polyatomic
  87. health information

    I need to research the root cause of disease classification structure and how it is linked to the outcomes of both the reimbursement and the epidemiological data. how do I research these topics? Or can you explain these instructions better? I asked the
  88. Chemistry

    Would heating a tertiary alcohol change its structure and reaction with hydrochloric acid and potassium permanganate (KMnO4)? Tertiary alcohols resist oxidation, but can be oxidised by reagents such as 2,3-dichloro-5,6-dicyano-1,4-benzoquinone.
  89. Chemistry

    Suppose MgSe(a=545 pm) and SrSe (a=623 pm) both crystallize with a NaCl (rock salt) structure. Calculate the ionic radius of Sr2+ (Hint:Assume that the Se2- ions actually touch in MgSe.)
  90. chemistry

    Hello, ((((((I need the answer in a hour from my posting))))) I have been posting this problme for four days ago, so please show Sympathy. I solved it but I want to be 100% su ...there is moreshow problem Hello, ((((((I need the answer in a hour from my
  91. Business

    Why is WACC important to an organization? Thank you for using the Jiskha Homework Help Forum. It is difficult to calculate the WACC but it is a solid way to measure the quality of y our investment. What impact does WACC have on capital budgeting and
  92. early childhood

    neurolinguists is best defined as 1 .the study of langage complexity 2.a branch of speech theory 3. the study of linguists and brain structure and function 4. the study of language acquisition . Is 3 correct
  93. Science

    You are floating motionless in outer space. Your mass is 70 kg. Your 70 kg transporter floats by and you attempt to bring in closer by flexing your right arm. Are you more likely to produce an isotonic or isometric contraction? Explain.
  94. Physics

    Steel railroad tracks of length L = 18.30 m are laid at 10.0° C. How much space should be left between the track sections if they are to just touch when the temperature is T = 49.0° C? mm Please help. I have tried this L° α Δt = 18.3 * 13
  95. science

    Discuss current or future applications of nanotechnology in fields such as medicine, engineering, space exploration, fuel cell development, air and water purification, and agriculture.
  96. science

    fill in the blanks with these worsd: galaxies gunpppowder guns hubble space telescope mummy sealed tomb the invention of 1990 of the led to the 1996 discovery of new .
  97. Child Care Managment

    which of the following is is best suited to a formative assessment of progress? A, muscular strngth and endurance B body fat analysis C. Flexibility D awareness of selfand space. I think is A. But if Im wrong can somebody help me. thanks.
  98. Science-QUICKLY PLEASE!!

    3. Which of the following projects is a good example of the current cooperation between nations for the furthering of scientific research? a. International Space Station b. NAFTA c. Hoover Dam d. Panama Canal please help!!!!!
  99. Science

    You are floating motionless in outer space. Your mass is 70 kg. Your 70 kg transporter floats by and you attempt to bring in closer by flexing your right arm. Are you more likely to produce an isotonic or isometric contraction? Explain.
  100. Curriculum

    _______ awareness describes the perceptual motor skills most closely associated with understanding how the child's own body is in space (up/down, on/off). A. Balance B. Figure-ground C. Directional D. Temporal my answer is c.