Science HELP! (plzzz read!)

40,745 results, page 90

  1. science

    just being curious, why does hurricane occur?? thanks
  2. Science

    Which of the following electromagnetic waves is not used for communication?
  3. Science 1 easy question!!!!

    Is K^+1 and F^-1 an ionic bond? My answer: yes
  4. Science

    in what way are burning and the formation of rust alike?
  5. m

    For a preschool plan can you have a science activity for each day?
  6. Science

    What is a species that competes with polar bears for resources?
  7. moral science

    UNSCRABLE THESE WORD..ineisfsirdne; htotvulfhgrsen
  8. Science tech

    What do bridges and buildings have in common ?
  9. science: question

    is autoclaving same as heating the tooth?
  10. science

    Which of the following best describes the process of diffusion?
  11. Science

    Can an egg or sperm be formed through mitosis?
  12. Science

    How to find how many atoms are in a formula such as H20
  13. Science

    A mass extinction is a catastrophic event because _______?
  14. science

    ways to help farmers increase agricultural productivity
  15. science

    the area drained by a river and its tributaries is called its
  16. science

    which statement is true about the following molecule
  17. Science

    What genetic changes would you make to your food
  18. science

    Which constellations are visible from Canada in all seasons?
  19. Science

    Is "how did our planet form" a scientific question?
  20. science

    Pepsin,which speeds up the breakdown of protein,is classified as
  21. Science

    What are 5 key accomplishments of Marie and/ or Pierre Curie?
  22. science

    which of the following correctly identifies active transport
  23. science

    what is the weight on earth of an object that has a mass of 17kg?
  24. science

    which one of earth's layers has the hottest temperature? why?
  25. Earth Science

    Please check down below.
  26. Science

    What physical features are caused by plate tectonics?
  27. Science

    What is the momentum of a 20.0 kg scooter traveling at 5.0 m/s? A. 4.00 kg m/s B. 20.0 kg m/s C. 25.0 kg m/s D. 100 kg m/s Is the answer D? Thank you
  28. Science

    Does air pressure affect species survival?
  29. science

    what are the different types of infections that Ecoli causes?
  30. Science

    What is the same in two isotopes of an element? What is different?
  31. Science

    What do angiosperms produce in order to protect their seeds?
  32. science

    what is true about red blood cells
  33. Science

    Are there more hours of daylight in the summer than in the winter
  34. Science

    What hormone is the adrenal medulla responsible for secreting?
  35. science

    what is an electrostatic precipitator? In simple words please..
  36. Science - Urgent.

    What is a electrostatic lifting apparatus? Please help..
  37. science

    Does the flame of gas stove emit light
  38. Science

    An object weighing 90 N has a volume of 45 mL and a mass of 9.0 g. What is its density? a. 0.10 g/mL b. 0.20 g/mL c. 5.0 g/mL d. 10 g/mL
  39. Science

    Are all white cells the same? How do you know? Explain.
  40. science

    What is the difference between apparent and absolute magnitude
  41. science

    What is the difference between apparent and absolute magnitude
  42. Science

    the energy an object has due to it's motion is called a what?
  43. science

    Which statement is true regarding nuclear energy
  44. Physical science

    I Don't UnderThis . It Says V=55mph D=68mi T=?
  45. Science

    What is the concentration of NH3 in 0.250M solution of NH4Cl?
  46. science

    How to calculate the mass of 17 ml of 2 mole of sulfuric acid?
  47. Science

    Explain how a thermocouple works. What are thermocouples used for?
  48. Science

    What are some home appliances that can cause phase changes?
  49. Computer Science

    What are the types of errors that can be encountered in programs?
  50. science

    How does the structure of epithelial tissue protect from dehydration
  51. science

    hey is there anybody to talk to out there like ms sue
  52. Science

    Use the word ANGLE OF REFRACTION in a sentence?
  53. Science

    are animal species just any kind of animals.
  54. science

    name four principles of kinetic friction
  55. science

    how are physical/mechanical and chemical weathering alike?
  56. science

    how physical/mechanical and chemical weathering different?
  57. science

    What are some scientific terms for metal rust
  58. Physical science paper 1 june exam

    What is Reflection?
  59. Science

    What is the density of a substance with a mass of 0.0450 kg and a volume of 26.4 ml
  60. Science

    When you change the dna code to mRNA, will A become U or T?
  61. Science Help. Thank You! (:

    how does petroleum affect the environment? please no links thank you! (:
  62. Science

    What is the atmosphere's role in the exchange of gases on Earth?
  63. pragati s.s.h.s.s

    science:why is the units of power called derived?
  64. science

    Why is see saw a first class lever?
  65. Science

    What is the difference between convex and concave lenses??
  66. Science

    which of the following is not scalar quantity. 0.20m 5.0m/s 10.0m/s[E] 110km/h
  67. science

    what is the KE of a 0.2kg rolling ball travelling at a speed of 5m/s
  68. science

    Is it true that Synapse and Ranvier nod are same?
  69. science

    How food travels through various compartments
  70. Maths literacy and life science

    Can i become an pathologist
  71. science

    what is the farenheit celsius kelvin of 300 ml of coffee . ?
  72. Life science

    Why are thesa fossils important discoveries?
  73. science

    Name the elements present in Sulphuric acid?
  74. Science

    How does water acts as an insulator and a shock absorber?
  75. science

    Darren says that he weighs 50 kg. Can you measure weight in kg?
  76. Science

    How is 0.00069 written in scientific notation? A)69 x 10^–5 B)6.9 x 10^4 C)0.69 x 10^–3 D)6.9 x 10^–4 My Choice is A
  77. Science

    do radioactive elements occur naturally on earth
  78. science

    find the direction p of the line of intersection of the plains x+3y-z=5 and 2y +4z=3
  79. Science

    What elements have the highest ionization energy and why?
  80. science

    What will happen if you choose surface speed too low?
  81. Science

    Hoy can i name the entire physical universe?
  82. Science

    How do I write the correct dissolution reaction for BaCl2
  83. science

    What is not present in animal cell if nucleus is absent
  84. science

    How fast does a kHz travel per second?
  85. science

    How is ethyl alcohol convert into chloroform?
  86. Science

    The spin of an object on its own axis is called
  87. science

    why does (second ) square occurs in the unit of acceleration
  88. science

    will a 19.2 bock float in water? i need help please!
  89. Science

    An object has a length of 5.2 cm a width of 3 cm and a height of 1.5 cm what's the volume
  90. science

    what is the main difference between lava and magma?
  91. science

    Covalent compounds are bad conductors of electricity.Why?
  92. Science

    The speed of a motorcycle increases from 10.0 km/hr to 50.0 km/hr in 9.0 seconds. What is the acceleration?
  93. Science

    Which of Earth sprees contain most of the mass?
  94. science

    what is an advantage of a change in pulse after exercising
  95. science

    Which hormone secreted from ureter,kidneys,urethra?
  96. science

    how does cycling of matter occur in earths mantle?
  97. science

    Saturn rotation and revolution compared to earth
  98. Science

    which of the following skulls is most likely that of an herbivore?
  99. science project

    what is the control in the experiment gummy bears?
  100. Science

    The search for identity usually occurs during???
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