The World Quiz > Hard Science & Technology Quiz

	Hard Science & Technology Quiz 1 - What was the diametre of the biggest Kamtchatka crab found? 56 cm (22 inches) 105 cm (42 inches) 180 cm (72 inches) 356 cm (140 inches) 2 - What is the greatest number of electrons that can fit into the first electron shell (also called an energy level)? 2 3 6 10 3 - What is one difference between RNA and DNA? DNA has two strands while RNA contains three strands. RNA uses uracil as a base instead of thymine. In RNA, the pattern of nucleotides is in reverse order. RNA is only found in cell walls or membranes. 4 - Which one has explored the Mariana Trench, the deepest spot in the ocean? Jean Luc Jacques Piccard Jules Verne Jacques Cousteau 5 - What are the craters on Venus named after? Roman mythological figures Astronomers The home towns of astronomers Famous women 6 - What is the name of the largest known cellestial body belonging to the Solar system that lies beyond the orbit of Pluto? Deucalion Quaoar Varuna Chaos 7 - What does EPROM stand for (in relation to computers)? Erasable Programmable Real On-core Memory Erasable Programmable Read Only Memory Easily Programmable Real On-core Memory Easily Programmable Read Once Memory 8 - What is a perfect number? A number such that the sum of its factors, excluding itself, is greater than itself A number such that its only divisors are 1 and itself A number such that the sum of its factors, excluding itself, equals itself A number such that it cannot be expressed as the ratio of two integers 9 - During WW2, the British created a machine called Colossus to break the German Fish cypher. Who was not involved in the project? Albert Small Max Newman Alan Turing Tommy Flowers 10 - What is a Lagrange point? An orbital spot where a small object will remain stationary with respect to two large gravitational objects The vertical angle at which a spinning object will become unstable and fall over A sharp-pointed fulcrum where the slope from the point is equal in all directions The temperature for a liquid at which no amount of pressure will prevent boiling 11 - What is the quark combination in a proton? uud udd usd ssd 12 - What does 'SAS' stand for (when related to computer hard disks)? Serial Attached SCSI Server Attached SATA Serial Attached SATA SCSI Attached SATA 13 - The Three Gorges Dam in China will be the world's biggest when complete. When did the construction start? 1991 1994 1997 2001 14 - What is the other giant spiral galaxy of the Local Group, along with the Milky Way? Athena Eurypides Andromeda Clytemnestra 15 - What is the collective name for the asteroids that are co-orbital with Jupiter? the Trojans the Achaens the Jovenalians the Lagrangins 16 - How many planets can be seen with normal 20/20 vision, unaided by telescopes, and unhindered by light polution? 6 7 9 8 17 - What are the four fundamental interactions between particles? Electromagnetic, kinetic, potential, nuclear Electromagnetic, nuclear (strong), nuclear (weak), gravity Magnetic, ionic, elecric, gravity Gravity, nuclear (strong), nuclear (weak), ionic, magnetic 18 - The pH scale measures... The concentration of hydronium ions. The inverse concentration of hydronium ions. The level of molecular activity The concentration of NH- ions 19 - Which famous Astronomer had a gold prosthetic nose, having lost the real one in a duel? William Herschel Galileo Nicolas Copernicus Tycho Brahe 20 - What is the process by which a eukaryotic cell divides into two new cells? citesism meiosis cytokinesis fission Homepage