View Full Version : Physics

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  1. how confident are we that dark matter/energy exists?
  2. reflected v emitted light
  3. questions on einstein's theories and related topics
  4. question on creativity
  5. Idea for a new astronomical experiment
  6. Self Awareness
  7. Science magazine
  8. Distance Calculations Reset
  9. Testing Solar Heater (aluminum cans) set up
  10. can someone help
  11. Why the first reflective light wave in Fabry-Perot cavity does not cancel with the incoming wave?
  12. Exercises in Physics
  13. Three Roads to Quantum Gravity
  14. Science Fair Project
  15. Paradox
  16. A code found in equations for superstring theory... huh?
  17. Gravity
  18. Conversions with radiation (NEED HELP) And radium 226 trouble!
  19. What is convection and radiation? (Quick Check Up)
  20. conceptualizing resonance.
  21. Cartesian Keplerian Orbit?
  22. derivation of E=hf?
  23. mechanic hoist system
  24. Air Pressure question
  25. The Fundamental Forces of Nature Question
  26. How fundamental is the Law of the Lever?
  27. Superconductivity and Pressure?
  28. Balancing entries: contacting ET by means of relay chat
  29. Expansion problem question
  30. If Hubble discovered that the universe was expanding, then why did Permutter get the Nobel
  31. If galaxies are moving further away from us, aren't we the center of the Universe?
  32. Confusion over derivation of angular momentum
  33. Gravity/mass
  34. what is the name of this relativity formula?
  35. inspirational video
  36. Can gold nanoparticles (AuNPs) release gold ions?
  37. Lorentz Force Paradox?
  38. Convert math notation to latex?
  39. Wavelength and chroma in the Lch-colour space?
  40. beginning help
  41. What are the formula for relativity theory
  42. Interpretation of deformation electron density maps (for Al alloys).
  43. Acceleration and Deceleration - The breaking point of a rope
  44. Spin, Twisting & GUT
  45. Derivation of General Relativity
  46. Controlling of RH and temp of air.
  47. Gravity, The Strong Nuclear Force and Anti Matter
  48. dissertation
  49. List of all the cross and dot products in physics?
  50. Wavefunction and quanta
  51. How to rearrange particles in matter?
  52. Big crunch again (Last time I swear!)
  53. Earth
  54. How is information transmitted from satelites?
  55. antimony 126 decay scheme help
  56. Energy
  57. work done by spring force
  58. Help with Single slit experiment
  59. Curious about effect of earth rotation on air travel times?
  60. Superfluid Plasmas
  61. Measuring Energy
  62. Physics Education: I could really use some advice
  63. CERN Trip 2013
  64. (Ask) Quantum Machine
  65. How is the age of the universe calculated???
  66. nanoparticle
  67. Van de graaf expert required
  68. Barycentric Time Dilation
  69. magnetic anomonly described by NASA
  70. Can you help me understand the double slit experiment
  71. The Mechanical Universe
  72. Does this theory REALLY proves Many World theory of QM?
  73. Perpetual Motion
  74. Sonic Weaponry + Destructive Interference Dead Spots
  75. Fastest Spinning Object Ever, At 60 Million RPM
  76. Center of Universe?
  77. Infinite acceleration dilemma.
  78. Motion within a infinite space
  79. Fermi Bubble Geometry and Mixmaster Model?
  80. Nuclear Fussion
  81. A salt pan's reflectiveness
  82. Maximum speed in space(ish)
  83. moving faster than light violates causality?
  84. do devices that cause complete and permanent blindness from a powerful flash exist?
  85. Ok, here is PROOF that the universe IS finite!
  86. Atmospheric retention
  87. explaining the universe
  88. The most stunning science website ever !!!
  89. Gallaxy Colliding
  90. Delta-V for "direct descent" to the lunar surface?
  91. Sides of a holographic screen?
  92. A new type of capacitor?
  93. Is the Sun Emitting a Mystery Particle?
  94. Flatness Problem: To call a spade a spade.
  95. One Equation?
  96. Why we need diferent models to explain the underlying laws of the universe?
  97. SPLIT : Discussion of Solving Einstein Equations Sticky
  98. Momentum in space
  99. Why Push Gravity Does Not Work
  100. Does exist the time at very small scales (eg Electrón or Planck scale)?
  101. Air compression
  102. Solving the Einstein Field Equations
  103. The fluidyne
  104. mass of an object in water
  105. plasma
  106. Piezoelectricity
  107. Railroad Car Energy Storage
  108. Ways to transmit electricity
  109. Why are String theory and M-theory considered scientific theories?
  110. Light / Laser to change paint color on distance?
  111. Helium Spectrum
  112. beginner physics book?
  113. Crookes Radiometer at Home Depot
  114. The second Higgs boson?
  115. What would one see from inside a reflective sphere?
  116. General Proof that Special Relativity is Self-Consistent
  117. can we build a sound dependent resistor
  118. How is carbon formed? From what?
  119. What are different kinds of "futuristic X-Ray" technology
  120. Is the world gray?
  121. Temperature of a box containing heated water
  122. Strings or quarks?
  123. Infinite electricity
  124. False vacuum
  125. parallelogram of forces problems, help
  126. Name your favorite theories
  127. SPLIT : Discussion of Relativity Tests Sticky
  128. Modern Tests of Relativity
  129. Planck time
  130. Relativity for dummies (as in, me)
  131. Timetravel
  132. Decoherence
  133. Floating on Neptune? (pressure? density? gravity?)
  134. Why does radioactive material decay exponentially as opposed to at a constant rate?
  135. String
  136. Gravity question
  137. Color Charge
  138. Spin
  139. How does light gain momentum?
  140. Dimensions
  141. Gauginos and other particles.
  142. Relativity
  143. Water properties under pressure
  144. Fringing force
  145. Pool Physics
  146. Piezoelectricity
  147. Why are there dimensions?
  148. Help me start the journey to a Physics degree
  149. work and gravity
  150. Nightmare Scenario
  151. How charge is distributed in nucleon, nucleus? Can proton share its charge with neutron?
  152. Light - Wave & Particle Duality
  153. Asking about lifting an object of mass 5 kg against gravity
  154. Guess:How much is I2 as measured value?
  155. photo-electric cells + colour?
  156. Will there be any more laws of physics?
  157. What if there was life in another galaxy?
  158. What force holds a human being's atoms together?
  159. Wave
  160. I need a study book that deals with the math of Physics
  161. Question about sunlight and wavelength at different latitudes
  162. Love the Quantum Bomb
  163. How is the Higgs mass measured?
  164. about space ships
  165. question about colors and light
  166. Energy swirling around an electron
  167. why walking shoe worn out?
  168. Cloud and Bubbles
  169. Inertial mass
  170. Speed of light question
  171. angular velocity.
  172. physics and system dynamics
  173. The scale of the universe!
  174. PSU as a Magnet generator powering a computer
  175. how does a higgs field get excited?
  176. Suspended magnet with a small plastic model?
  177. Journal articles on the concept of mass
  178. HELP : linear momentum.
  179. Exotic Matter and a Higgs-Boson question
  180. Northern lights
  181. Big Rock turned into small Bullet
  182. If photons are the carriers of magnetism, then..
  183. In the beginning... what do we believe existed first outside the singularity?
  184. "Shape" of the Universe
  185. faster than light communication (obviously I'm mistaken somewhere)
  186. antigravity
  187. worm holes
  188. The future of Nuclear Power? LFTRs
  189. The Heisenberg Uncertainty Principle
  190. God particle hunter is an Indonesian
  191. Conservation of Energy vs. Conservation of Angular Momentum
  192. Expanding Universe
  193. the higgs boson
  194. Beyond the big bang
  195. Helium-3
  196. Defining Physics in a way that kids understand (Nuclear Fission and Fusion)
  197. If you could bottle dark energy...
  198. A few questions :)
  199. gravitational force
  200. Do atoms lose mass as they slow down?
  201. CERN physicists report strong evidence of Higgs boson
  202. does the electromagnetic field have density
  203. How much time did it really take?
  204. Time and Distance
  205. Gravitational Force Too Large; Distance Too Small
  206. Theory of relativity, where to begin?
  207. Ultrasonic rays
  208. Range of the electromagnetic waves
  209. Photon mass (or not) as pertains to light pressure and solar sails
  210. Universal Symmetry, Was C Faster In The Past
  211. Energy directly proportional to frequency of wave ..?
  212. Black-body radiation concept...Help.
  213. Basic electrical current theory trouble
  214. Lens Magnification Calculation
  215. Double-Slit: Possible Reason for Disappearance of Interference
  216. First experiments and results of CERN
  217. Nonstandard approach to relativity
  218. How to make a map of rising air, in 3 dimensions, from a distance, and in real-time? For use by (glider) planes.
  219. Question about moving objects in space
  220. Conservation of momentum in perfectly elastic collisions
  221. Terminal Velocity without Drag?
  222. Causality in our two worlds
  223. Will the exhaust of a rocket move straightly backwards forever?
  224. An expriment makes me confused!
  225. Carbon Dioxide-CO2 Replacing Steam
  226. A free cost ELF comunication
  227. Uncertainty
  228. exhaust system of automobiles
  229. Main principles of Ling's physical theory of the living cell
  230. Uncertainty Principle
  231. Operators in QM
  232. theory of general relativity: please help.
  233. Does vacuum have friction?
  234. does time have an elementary unit?
  235. What is the most powerful form of destruction known to science?
  236. Trajectory of a jet of water
  237. Irradiance distribution of an optical system with Gaussian source using fft functions
  238. The Holographic Principle with Special Relativity
  239. Zero Total Energy
  240. Charpy impact testing angle measurement suggestions
  241. Thyristor or Transistor
  242. Calculate friction for falling object
  243. magnetic resonance in a variable field
  244. particle dimensions
  245. Question about magnetism.
  246. Real Gravity vs. Pseudo-Gravity
  247. n particle probability density function divied by one paricle probablity density functions equal to n particle probability distribution function???
  248. vibration and magnetism
  249. A diamond sword so sharp that it can cut through virtually anything?
  250. Do electrons, protons, neutrons, REALLY exist???