Or click here for full access, Premium options. The squat move that Tiger Woods appears to do in his downswing has been widely criticized by the TV golf pundits over the years because of how much his head lowers during this move.r click here for full access, Premium options. The squat move that Tiger Woods appears to do in his downswing has been widely criticized by the TV golf pundits over the years because of how much his head lowers during this move.
What is Rubidium. Rubidium is a chemical element with atomic number 37 which means there are 37 protons and 37 electrons in the atomic structure. The chemical symbol for Rubidium is Rb. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. Elemental rubidium is highly reactive, with properties similar to those of other alkali metals, including rapid oxidation in air. Rubidium â Properties
Iridium is a chemical element with symbol Ir and atomic number 77.  It is a very hard, brittle, silvery-white transition metal of the  platinum family. 2 people found this useful.ridium is the least reactive material and also has a very high melting point. It can however react with Aqua Regia sometimes and at very high temperatures it reacts with Oxy â¦ gen to form Iridium Dioxide. It is the most resistant metal to corrosion, acids and other harmful substances.