Discover Questions

Steel has Young’s modulus 21 × 1011 dyne/cm2 and density 7.8 g/cc. The velocity of sound through steel is? The length is to be 4 times the height. If 76 feet of lumber is available for the entire unit, find the length and height of the bookcase.? What is proof that UFOs don't exist? What is the relativity between Bode equation and Irving Hubble equation? What continent is Ascension Island in?