Science HELP! (plzzz read!)

40,761 results, page 85

  1. 8th grade Science

    In ionic bonds, what is the answer to these? Li + P and Rb + As and Pb + F and Bc + N ??
  2. science

    what functions do the lysosomes in an animal cell perform?
  3. Environmental Science

    Ex: [Cu] in river is 30 ppb, what is the molar concentration?
  4. physical science

    What is the mass of a 10.0 cm3 cube of copper?
  5. science

    how do u learn the skeleton bones in one night
  6. science

    How does light pass through a flat lens?
  7. Science

    How we can create a vaccume more than 760 mmHg ?
  8. physical science

    What is Final Velocity? I don't understand it at all!!
  9. science

    what are two types of forces that effect motion?
  10. Science

    How was their small size helpful to the mammals of the Mesozoic?
  11. Science/chemistry

    What does a positive test for an ion mean?
  12. Science

    An Organism's needs are met by what types of resources?
  13. science

    Could you see the North Star in the southern hemisphere
  14. 8th grade science

    Why is water essential to life?
  15. Physical science

    The acceleration due to gravity on earth
  16. science

    which planet other than earth may be livable by humans?
  17. science

    how do elements in the same family usually react
  18. phyiscal science

    The process by which the sun gives us heat is
  19. science

    I need help doing examples for newton's 3 laws of motion....can you help me?
  20. vareiables

    can you help me because i need a good science fair project
  21. Science

    I need help how i can make a Volcanoes Concept Map
  22. science

    Differentiate between intermolecular and intramolecular forces
  23. science

    friction always ________________ an object _______________= what
  24. science

    what is a good haiku poem about sodium??
  25. science

    tell me about elastic energy of dislocation
  26. Physical Science

    How far will 490 J raise an 8 kg mass?
  27. Science

    How do u make this in a lewis dot structure? C2H3Cl3
  28. science

    what is the mole ratio of C5H12-> C5H8 + 2H2?
  29. Science

    How did people shape the Earth? Please answer thanks
  30. Science

    What would damage a cliff in 6 weeks badly ?
  31. science

    what is the uncertainity if the head volume is 3138.86cm3in?
  32. science

    what gives the plant its shape and holds it up to the sun
  33. Science

    The half-reaction of 3 Pb + 2 NO3 + 8 H-->3 Pb2+ + 2 NO + 4H2O
  34. science

    what material reflects the least amount of sunlight ?
  35. science

    Is it possible to study just one atome?why?
  36. Science

    Identify the parts of the body in which mitosis occurs
  37. science

    mathematical relationship between period and frequency
  38. Science

    describe how our solar system formed.
  39. science

    what two scientists established th structure of DNA?
  40. Science

    Why do all planets revolve around the sun?
  41. science

    which typ(s) of RNA is/are involved in protein synthesis?
  42. science

    why does the moon have more craters than the earth?
  43. Math/science

    describe the symmetries of a water molecule.
  44. math/science

    describe the symmetries of a water molecule.
  45. earth science

    what element does ammonia replenish in the soil?
  46. science

    i need help on " define upwelling and explain its importance"
  47. science

    21) - Granite, shale, coal, and limestone are commonly known as?
  48. science

    how does a friction help us to stay upright on an icy morning
  49. Science

    How do you make an egg drop without it breaking?
  50. science

    How can environmental factors determine a feature in a species?
  51. Economic and management science

    Growth employment and redistruction
  52. science

    currents move to the deep ocean because of differences in what?
  53. science

    what variable can affect the attendance at a football game?
  54. science

    whats the physical form in which a substance exists?
  55. science

    WHEN A BOTLE OF ALCHOL SAYES IT IS 80 PROOF WHAT DO THEY MEAN
  56. science

    What is a simple definition for the 2nd law of Thermodynamics?
  57. science

    why is the root the first part of a plant to grow?
  58. science

    What do you think of carbon offsets. Do you agree/disagree?
  59. science

    What do you think of carbon offsets. Do you agree/disagree?
  60. Science

    How does respiratory and cardiovascular system obtain nutrients?
  61. science

    7th grade..... what is the function of the retina in the eye ?:)<3
  62. integrated science

    explain pressure relations for air
  63. science

    what changes in an atom produce an atomic spectrum?
  64. Science (Chemistry)

    How many significant digits are in the number 63,000.0?
  65. science

    importance of ict in electrical electronic engineering
  66. science

    importance of ict in electrical electronic engineering
  67. science

    vehicle that took the first astronauts to the moon
  68. science

    how many seconds you will reached the distance of 200 m. if your acceleration at 2m/s/s?
  69. science

    in which of the following materials is the velocity of light greatest
  70. science

    what is the delta H of N2 + 3H2 ---> 2NH3 + 22,000 cal
  71. science

    write down ten balanced equations
  72. Science

    What are the common ways of deciding that a reaction has occured?
  73. science

    what is the dependent and independant variable, force or pressure?
  74. physical science

    economic impact of potical fibres
  75. science

    identify the following formula PxTxW divided by 27
  76. science

    is ther salt in the water picked up by hurricanes?
  77. science

    all acids are not corrosive. justify the statement.
  78. Science

    What is the name for the study of sound. It starts with an e i think.
  79. Science

    How are these related? reractant, product, and chemical reaction
  80. science

    sugar is one of the main sources of what for cells
  81. science

    sugar is one of the main sources of what for cells
  82. PHYCIAL SCIENCE

    THE DISPLACEMENT PER unit time?
  83. science

    Write exhaustively on the construction of a UV-visible spectrophotometer
  84. Science

    what is the difference between water vapor and clouds?
  85. Science

    Were can I find a 5 kingdoms of life animals chart?
  86. science-electromagnetism

    Find the current density J at (2 m, 1 m,3 m) if H=2xy^2k Am^-1.
  87. science

    what effect does sugar water have on a plant?
  88. science

    what property of water makes it a liqiudand not a sold
  89. science

    determine the mass of a ball with a velocity of 35.1 m/s and a wavelength of 8.92 x 10^-34
  90. English

    compare utopian literature and science fiction!
  91. science

    if a car travels 93 km/h, what rate is it traveling in km/min
  92. science

    if an objects moves 5 cm/h what is its rate expressed in cm/day
  93. science

    Is volume the amount of space an object takes up?
  94. Physical science

    Why is zinc added to gold cyanide
  95. science

    what was the moon altitude, direction, and apperence 4 the last 30 days?
  96. Science

    Are eukaryotic or prokaryotic cells more advanced?
  97. science

    Given that P(x)=x(x^2-13) +12,express P(x)as a product of linear factors.
  98. science

    What factors do you think make an element valuable?
  99. science

    What factors do you think make an element valuable?
  100. Science

    What is the state/phase of sodium at 24 degrees celsius?
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