Why does the cerebrum seem mix up?

Can scientist identify elements without using periodic table? The speed limit on an highway is 65 miles per hour what is the speed limit in kilometers per hourone mile equals 1.61 kilometers? What does the brownian motion tell us about the particles in matter? Why is the periodic table important to scientists? Why do my Bougainvillea leaves have threadlike brown lines that cause the leaves to die? How much is a Half of pint of milk weighs? How many pounds is 100 kgm? Are the biggest lines of longitude between the South Pole or the Equator? Does auburn hair color show up on black hair? What thin bones that make up part of the orbit at the inner angle of the eye? When calcium metal is placed in water is added to water the gas evolved does not catch fire but the same gas on adding sodium metal cathches fire why'? What elements of the periodic table does earth have in abundance that other planets don't have or have very little of besides water and oxygen? Could Elodea or Paramecium from a freshwater lake be expected to survive if transplanted into the ocean? If pressure of gas in container is psi what is the pressure if volume of container is halved? What is record snowfall in tigard Oregon? What makes enzymes unique and efficient? The strongest tunneling protocol is? Can parents who are b positive have ab positive baby? What is the class of a thermophile? How did they clean up Mount Tambora?