Math/Physics

214,413 results, page 18

  1. Physics

    What does it mean to say that something is quantized?
  2. Physics

    How do you write 25um in scientific notation?
  3. Physics

    Why are some sunglasses polarized horizontally?
  4. Physics

    What is the formula for finding work? like W=
  5. Physics

    How are series and parallel circuits wired?
  6. physics

    what are the different layers of fiber optics
  7. Physics

    Optical Fibre at the bottom of the sea
  8. physics (electricity)

    what is charging(electrifying) by induction?
  9. Physics

    can scientific laws be changed by a vote?
  10. physics

    A woman has a mass of 64.2 kg. What is her weight on earth?
  11. physics

    A man weighs 75 kg. What is his weight on the moon, where g=2.21 m/s2
  12. PHYSICS!!!

    does anyone know the fundamentals of thw measure units??
  13. physics

    Using units, show that kg x m/s is equivalent to N x s
  14. physics

    Using units, show that kg x m/s is equivalent to N x s
  15. Physics

    Does anyone know the terminal velocity of a human being?
  16. physics

    what is the correct equation for the reaction of HBr with Ca(OH)2-
  17. Physics

    In my last post, I'm confused how drwls got P2/P1 = 14.8
  18. physics

    please answer my question below
  19. Physics

    Using the following equation: F=ma Solve for m.
  20. physics

    manipulate the following equation to solve for t: s=1/2a t^2.
  21. Physics

    can a virtual image be projected on a screen? thanks :)
  22. physics

    can pontential energy ever be negative?
  23. physics

    is the bubble chamber an example of thermodynamics?if not then what?
  24. Physics

    here's my lab h t t p : / / w w w . m e d i a f i r e . c o m / ? sharekey=078256673f2b4a3dd9d5c56d04dfa8b0e04e75f6e8ebb871
  25. physics

    Three vectors are given by = 1.0 + 3.0 + -4.7, = 2.0 + 2.0 + -4.0, and = 3.0 + -4.2 + -4.0. Find (a)·( × ) and (b)·( + ).
  26. Physics

    Write in standard form 378.72
  27. Physics

    What is an essential characteristic of an object in equilibrium?
  28. physics

    Given: 2020 Hz, at 404 m/s, Lambda=................m
  29. physics 20

    how do you know when the resultant force is = to 0 ? is it when the object is not in motion?
  30. Physics

    How do you divide 4.0 V by .041 A? Would the answer be: 97.6
  31. Physics 11/Chemistry 11

    What is the heating capacity of Zinc?
  32. Physics

    how do you find the mass of a nitrogen molecule?
  33. physics

    what is the mass of a 1000N man on earth?
  34. physics

    what's the difference between weight and mass?
  35. physics

    what's the difference between weight and mass?
  36. physics

    what can we learn from an analysis of a stellar spectrum?
  37. physics

    How can you solve for that problem, by using another approach?
  38. physics

    how do green plants produce food
  39. Physics

    Please respond to my previous post.
  40. physics

    What must a muscle do in order to do work?
  41. Physics

    what is the force on a body of a mass 77-kg when its acceleration is 4m/s^2?
  42. physics

    How do you find the protons acceleration at this instant then?
  43. physics

    what are some examples of sources of energy?
  44. Physics

    Differentiate the given function? y= 6/t + 3/t^2 -5/sqrt(t) dy/dt=?
  45. physics

    why helium gas absorb heat?
  46. physics

    how far will 350 J raise a 7 kg mass?
  47. Physics

    The mass of a paper clip is approximately 1. 1 x 10^.6 kg 2. 1 x 10^3 kg 3. 1 x 10^-3 kg 4. 1 x 10^6 kg
  48. physics

    What is the heat capacity of 20.0 kg of silver? kcal/K
  49. Physics

    What is the energy of a hydrogen atom with a 1.70 nm diameter?
  50. Physics

    How do you see your reflection in a plane mirror?
  51. Physics

    What gases are in a fluorescent and incandescent bulb?
  52. Physics

    carbon-14 is produced in the atmosphere primarily by what?
  53. Physics

    Why does a rubbed balloon stick to the wall?
  54. physics

    What is the speed of the bee if it travels 27 cm in 10 seconds?
  55. Physics

    Why is a voltage produced when a coil spins?
  56. physics

    a sprinter accelerates from rest to 10.0 m's in 1.35 s. what is her acceleration in m/s^2
  57. physics

    what is the inverse square law equation?
  58. Physics

    Wave velocity is inversely proportional to what?
  59. AP Physics

    mgh=1/2mv^2, solve for the variable v
  60. Physics

    Express 336000 joules in calories
  61. physics

    Science isn’t about proving anything
  62. physics

    Science isn’t about proving anything
  63. physics

    is electric field always positive?
  64. physics

    Given the quantities a = 9.7 m, b = 4.2 s, c = 69 m/s, what is the value of the quantity d = a^3/(cb^2)?
  65. Physics

    (Vectors) If |A x B| = 6.45AB, what is the angle between A and B?
  66. physics

    The number of significant figures in 0.00150 is ....
  67. physics

    A bike accelerates from 0.0 m/s to 4.1 m/s in 6 s. What distance does it travel? thanks for the help
  68. physics

    A bike accelerates from 0.0 m/s to 4.1 m/s in 6 s. What distance does it travel? thanks for the help
  69. Physics

    Determine the percent uncertainty in È, and in sin È, when (a) È = 15.0° + 5°, (b) È = 75.0° + 5°
  70. Physics

    What is the period of the minute hand of a clock?
  71. physics

    How do we tell if an object is in free fall?
  72. Physics

    What is the period of the minute hand of a clock?
  73. Physics

    Show that the pressure P of a gas can be written as: P= 1/3* p* v^2
  74. Physics

    How many m3 are there in 3.0475x10^5 cL, expressed to 3 significant figures?
  75. physics

    What is the average density of the earth? M = 5.97 x 10^24 kg , R = 6370 km
  76. physics

    5 mL of a liquid have a mass of 1 og what is the density
  77. physics

    what distance does the electromagnetic radiation travel in 50.0 (nu)s?
  78. physics

    E^2/(e^(E/T)-1)Evaluate dn/dE at fixed T and enter it below.
  79. physics

    What is the wavelength of a proton traveling at a speed of 6.87 km/s
  80. physics

    A bicycle accelerates from 0.0 m/s to 18 m/s in 4.4 s. What distance does it travel?
  81. physics

    A 2.22 kg book is dropped from a height of +3.2 m. What is its acceleration? can you help?
  82. physics

    What length pendulum will produce a period of 1.0s?
  83. PHYSICS

    how do i find the magnitude of components of vectors????
  84. physics

    Find the length of a pendulum that has a frequency of 0.80 Hz?
  85. Physics

    A 60kg parachutist has a PE=70,000J. What is his height?
  86. physics

    A 0.29 \mu F and a 0.70 \mu F capacitor are connected in series to a 15 V battery.
  87. Physics

    I need help solving for q. Here is the formula. F=(k*q*2q)/r^2
  88. physics

    I have a capacitance of 5.75e-10 What is it in Farads?
  89. Physics

    What factors affect the period of a pendulum?
  90. PHYSICS

    which has more inertia, a mouse or elephant?
  91. PHYSICS

    what is the different between a scalar and vector?
  92. physics

    what is the weight of a 6 kg object on the surface of Mars
  93. physics

    how could i find the mass of a liter of alcohol
  94. Physics

    How many significant digits in the number 500.
  95. Physics

    1. What do we mean when we say that the motion is relative?
  96. physics

    a pilot has to go 35 km east then 50 km due north
  97. physics

    what is the relation between resultant and equilibrant?
  98. physics

    What is the linear speed of a point at a latitude of 18.0 N?
  99. physics

    Calculate pressure if force is 5N in an area of 1m.sq.
  100. physics

    if density 0.705 calculate the force
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